Mitsubishi Heavy Industries Thermal Systems, Ltd.

Japon

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Type PI
        Brevet 778
        Marque 23
Juridiction
        International 568
        États-Unis 226
        Europe 7
Date
Nouveautés (dernières 4 semaines) 16
2024 juin (MACJ) 2
2024 mai 16
2024 avril 12
2024 mars 18
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Classe IPC
F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise 115
F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible 98
F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes 61
B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation 58
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes 57
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Classe NICE
11 - Appareils de contrôle de l'environnement 20
09 - Appareils et instruments scientifiques et électriques 8
42 - Services scientifiques, technologiques et industriels, recherche et conception 5
07 - Machines et machines-outils 3
37 - Services de construction; extraction minière; installation et réparation 3
Statut
En Instance 40
Enregistré / En vigueur 761
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1.

AIR CONDITIONING SYSTEM, AIR CONDITIONING SYSTEM CONTROL METHOD, AND PROGRAM

      
Numéro d'application JP2023042190
Numéro de publication 2024/117038
Statut Délivré - en vigueur
Date de dépôt 2023-11-24
Date de publication 2024-06-06
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Kakuma Kasumi

Abrégé

This air conditioning system comprises an air conditioner, an operating terminal which includes a first input unit and which generates a plurality of types of first control signals in accordance with a plurality of types of first input operations with respect to the first input unit and transmits the first control signals to the air conditioner, and a communication terminal which includes a second input unit and which generates a plurality of types of second control signals in accordance with a plurality of types of second input operations with respect to the second input unit and transmits the second control signals to the operating terminal, wherein: the operating terminal transmits first information representing first input operations having restricted operation to the communication terminal, generates the first control signals in accordance with the second control signals received from the communication terminal and transmits the first control signals to the air conditioner; and, before accepting the second input operations, the communication terminal receives the first information and restricts the second input operations corresponding to the first input operations of which the operation is restricted on the basis of the first information.

Classes IPC  ?

  • F24F 11/50 - Aménagements de commande ou de sécurité caractérisés par des interfaces utilisateurs ou par la communication
  • F24F 11/56 - Commande à distance

2.

AIR CONDITIONING SYSTEM, METHOD FOR SETTING AIR CONDITIONING SYSTEM, AND PROGRAM

      
Numéro d'application JP2023036759
Numéro de publication 2024/116606
Statut Délivré - en vigueur
Date de dépôt 2023-10-10
Date de publication 2024-06-06
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Kakuma Kasumi

Abrégé

This air conditioning system comprises: one or a plurality of air conditioners; a plurality of operation terminals that remotely operate the one or plurality of air conditioners; and a portable terminal comprising a reflection unit that collectively wirelessly transmits setting information associated with an operation of at least one among the air conditioners and the operation terminals to a plurality of selected operation terminals capable of wireless communication, thereby reflecting the same setting information in the plurality of operation terminals.

Classes IPC  ?

  • H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou
  • F24F 11/56 - Commande à distance
  • F24F 140/00 - Entrées de commandes relatives aux états du système

3.

COMPRESSOR

      
Numéro d'application JP2023038640
Numéro de publication 2024/111342
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Watanabe, Takashi
  • Goto, Syusaku

Abrégé

Provided is a compressor with which costs required for manufacturing and assembling a rotary compression mechanism can be reduced. The compressor comprises a rotating shaft (15) which extends in a direction of an axis (X) and which includes an eccentric shaft portion (41) that is eccentric with respect to the axis (X), a rotor (42) provided on the eccentric shaft portion (41), and a cylinder (44) inside which a compression chamber (C1) accommodating the rotor (42) is formed, wherein: a suction space (44a) to which a refrigerant is guided from the outside and a communication hole (44b) through which the compression chamber (C1) communicates with the suction space (44a) are formed in the cylinder (44); and the communication hole (44b) extends in a second direction (D2) that is inclined with respect to a first direction (D1) orthogonal to the direction of the axis (X), and does not penetrate through an outer circumferential surface of the cylinder (44).

Classes IPC  ?

  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
  • F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles

4.

ELECTRIC COMPRESSOR, AND AIR CONDITIONING DEVICE PROVIDED WITH SAME

      
Numéro d'application JP2023038646
Numéro de publication 2024/111345
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Watanabe, Takashi
  • Goto, Syusaku

Abrégé

Provided is an electric compressor with which attachment and removal of a terminal cover can be performed easily and efficiently when an operator is performing maintenance of the electric compressor. The electric compressor includes a housing that accommodates a compressing mechanism, a plurality of terminal portions that are fixed in a state hermetically sealing the inside and the outside of the housing, a terminal guard (500) which includes a plurality of planar wall portions (501, 502, 503) provided upright with respect to the housing, and which surrounds all of the plurality of terminal portions in a state in which an opening is provided by linking side portions of the wall portions, and a terminal cover (600) which has an overlapping portion (601) on the wall portions of the terminal guard and which covers the opening, wherein an engaging portion that engages with the terminal cover is provided on one wall portion of the terminal guard.

Classes IPC  ?

  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes

5.

COMPRESSOR AND ASSEMBLY METHOD FOR SAME

      
Numéro d'application JP2023038771
Numéro de publication 2024/111354
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Takahashi, Kazuki
  • Goto, Syusaku
  • Watanabe, Takashi

Abrégé

Provided is a compressor that can facilitate centering of a compression unit with respect to a housing. This compressor comprises: a housing (11); a rotary compression unit accommodated in the housing (11); a rotating shaft (15) for driving the rotary compression unit; plug welding parts (35) for fixing the rotary compression unit to the housing (11) by welding; and shims (37) respectively inserted between the outer peripheral surfaces of arm parts (32b) of a lower bearing (32), which is the rotary compression unit, and the inner peripheral surface of the housing (11). The plurality of the arm parts (32b) each extend in the radial direction, the plug welding parts (35) are respectively provided on the outer peripheral surfaces of the arm parts (32b), and the shims (37) are respectively disposed in the peripheries of the plug welding parts (35).

Classes IPC  ?

  • F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide

6.

CONTROL DEVICE, INVERTER SYSTEM, CONTROL METHOD, AND PROGRAM

      
Numéro d'application 18283712
Statut En instance
Date de dépôt 2022-02-08
Date de la première publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yamato, Hiroaki
  • Watanabe, Kyohei
  • Hattori, Makoto

Abrégé

This control device controls an inverter for driving a load, the control device comprising: a first generation unit for generating a first signal for performing two-phase modulation if a three-phase alternating current voltage for driving the load is generated; an acquisition unit for acquiring the weight of the load; a storage unit for storing corresponding relationships between the weight of the load and a phase shift amount of the first signal; an identification unit for identifying the phase shift amount corresponding to the weight of the load acquired by the acquisition unit in the corresponding relationship; and a second generation unit for generating a second signal in which the phase shift amount has been altered from the first signal on the basis of the phase shift amount identified by the identification unit.

Classes IPC  ?

  • H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
  • H02M 1/12 - Dispositions de réduction des harmoniques d'une entrée ou d'une sortie en courant alternatif
  • H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
  • H02M 7/5395 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur avec commande automatique de la forme d'onde ou de la fréquence de sortie par modulation de largeur d'impulsions

7.

BALANCE WEIGHT AND COMPRESSOR PROVIDED WITH SAME

      
Numéro d'application JP2023038635
Numéro de publication 2024/111341
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Watanabe, Takashi
  • Goto, Syusaku

Abrégé

Provided are: a balance weight that can improve efficiency of compressors; and a compressor provided with the same. A rotary-shaft weight (54) is provided to a rotary shaft that is rotationally driven about an axis (X) to transmit a drive force to a scroll compression mechanism included in a compressor, and comprises a weight part (54b) that is erected in the direction of the axis (X) and that extends in the circumferential direction with respect to the axis (X). An end (54d) of the weight part (54b) in the circumferential direction is formed by a curved line protruding toward the outer side in the circumferential direction on a plane orthogonal to the axis (X).

Classes IPC  ?

  • F04C 23/02 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs d'entraînement particuliers ou leurs adaptations à cet effet
  • F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise

8.

COMPRESSOR

      
Numéro d'application JP2023038641
Numéro de publication 2024/111343
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Watanabe, Takashi
  • Goto, Syusaku

Abrégé

Provided is a compressor that can efficiently minimize vibrations of a container caused by vibrations of a compression mechanism. The compressor comprises: a housing (11); a leg part (3) connected to the lower part of the housing (11); an oil level tank (60) disposed on the side of the housing (11); a lower fixing part (70) that is connected to the oil level tank (60) by a 2-1 connection part (75a) and connected to the leg part (3) by a leg connecting part (75b), and that fixes the oil level tank (60) to the leg part (3); and an upper fixing part (80) that is connected to the housing (11) by a first connecting part (85a) and connected to the oil level tank (60) by a 2-2 connection part (85b), and that fixes the oil level tank (60) to the housing (11). The 2-1 connection part (75a) is provided to the lower part of the oil level tank (60) in the height direction, and the 2-2 connection part (85b) is provided to the upper part of the oil level tank (60) in the height direction.

Classes IPC  ?

  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles

9.

COMPRESSOR, AND AIR CONDITIONING DEVICE PROVIDED WITH SAME

      
Numéro d'application JP2023038643
Numéro de publication 2024/111344
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Watanabe,takashi
  • Goto, Syusaku

Abrégé

Provided is a compressor with which it is possible to reduce the influence of dimensional tolerances and assembly tolerances of components inside a housing. The compressor comprises a housing (11) internally accommodating a compressing mechanism, a first discharge pipe (34a) having a discharge side end portion that is fixed by welding to the housing so as to discharge a refrigerant compressed by the compressing mechanism to the outside, and a second discharge pipe (71) which has a base end portion that is fixed by welding to the housing, and which is provided with a connecting portion (72) having a discharge side end portion to which another pipe can be connected, wherein a position at which the base end portion of the second discharge pipe is fixed by welding to the housing is disposed spaced apart from and covering a position at which the discharge side end portion of the first discharge pipe is fixed by welding to the housing.

Classes IPC  ?

  • F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

10.

COMPRESSOR AND ASSEMBLY METHOD FOR SAME

      
Numéro d'application JP2023038662
Numéro de publication 2024/111347
Statut Délivré - en vigueur
Date de dépôt 2023-10-26
Date de publication 2024-05-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Ishitobi, Masakazu
  • Miyamoto, Yoshiaki
  • Takahashi, Kazuki
  • Goto, Syusaku
  • Watanabe, Takashi

Abrégé

The present invention provides a compressor with no risk of displacing the central axis of a compression part even when a boss part that is fixed, by welding, to a housing is used. Provided is a compressor including: a housing (11); a lower bearing (32) that is accommodated inside the housing (11); a rotating shaft that drives a rotary compression mechanism attached to the lower bearing (32); an intake boss (36) that is connected so as to allow a fluid to flow between a pipe outside the housing (11) and the lower bearing (32); and welding fixing portions (37) that fix, by welding, the intake boss (36) to the housing (11). The intake boss (36) has a distal end (36a) that is inserted into a connection section (32c) of the lower bearing (32), thereby being connected thereto in a press-fitted state. The distal end (36a) of the intake boss (36) and the connection section (32c) of the lower bearing (32) can be relatively moved in the inserted direction.

Classes IPC  ?

  • F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes

11.

ELECTRIC COMPRESSOR CONTROL DEVICE, ELECTRIC COMPRESSOR, AND ELECTRIC COMPRESSOR CONTROL METHOD

      
Numéro d'application 18283680
Statut En instance
Date de dépôt 2022-05-12
Date de la première publication 2024-05-23
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Watanabe, Kyohei
  • Yoshioka, Akinori
  • Takeuchi, Makoto
  • Hase, Tomoki
  • Mitsumata, Takashi
  • Hamamoto, Shinya

Abrégé

This electric compressor control device comprises: a control unit of an inverter which controls a motor that drives a compressor; a physical quantity calculation unit which calculates, on the basis of one or a plurality of predetermined detection values acquired from the inverter, a physical quantity that varies depending on a workload of the compressor; a number-of-revolutions acquisition unit which acquires the number of revolutions of the motor; a storage unit which stores information representing a first threshold that varies depending on the number of revolutions of the motor, and defines whether or not the physical quantity is a normal value; and a refrigerant abnormality determination unit which determines whether or not there is an abnormality in a refrigerant system by comparing the calculated physical quantity with the first threshold, depending on the acquired number of revolutions.

Classes IPC  ?

  • B60H 1/32 - Dispositifs de refroidissement
  • H02P 29/024 - Détection d’un défaut, p.ex. court circuit, rotor bloqué, circuit ouvert ou perte de charge

12.

CONTROL APPARATUS, GEOTHERMAL HEAT UTILIZATION SYSTEM, CONTROL METHOD, AND PROGRAM

      
Numéro d'application JP2023038921
Numéro de publication 2024/106180
Statut Délivré - en vigueur
Date de dépôt 2023-10-27
Date de publication 2024-05-23
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Cui Linri
  • Sakai Masanobu
  • Mihara Shinji
  • Takenaka Yutaka
  • Isono Shunsuke

Abrégé

This control apparatus comprises a first mode control unit that controls a geothermal heat utilization system in a first mode in which cold stored in the cold water well is supplied to a device, and heat obtained from the device is stored in the hot water well, the geothermal heat utilization system comprising: a heat source well facility including a hot water well and a cold water well; and a heat storage auxiliary facility including an exhaust heat recovery mechanism, a cooling tower, or an air-cooled heat pump. The control apparatus also comprises a second mode control unit that controls the geothermal heat utilization system in a second mode, instead of the first mode, in which the cold stored in the cold water well is supplied to the heat storage auxiliary facility and the heat obtained from the heat storage auxiliary facility is stored in the hot water well.

Classes IPC  ?

  • F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en général; Appareils échangeurs de chaleur de régénération non couverts par les groupes ou
  • F24F 5/00 - Systèmes ou appareils de conditionnement d'air non couverts par ou
  • F24T 10/20 - Collecteurs géothermiques utilisant un fluide vecteur injecté directement dans le sol, p.ex. utilisant des puits d’injection et des puits de récupération
  • F24T 50/00 - Systèmes géothermiques
  • F25B 27/00 - Machines, installations ou systèmes utilisant des sources d'énergie particulières

13.

CONTROL DEVICE, CONTROL METHOD, AND AIR CONDITIONER

      
Numéro d'application JP2023004308
Numéro de publication 2024/100911
Statut Délivré - en vigueur
Date de dépôt 2023-02-09
Date de publication 2024-05-16
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Komiya Shinichi
  • Aiba Kenichi
  • Shimizu Kenji

Abrégé

This control device controls an inverter for AC-driving a motor that rotates using a magnet torque and a reluctance torque. When estimating the mechanical angular speed and position of the rotor of the motor on the basis of the values of d-axis current and q-axis current flowing through the motor and the number of pole pairs of the motor, the control device removes harmonic components of 6n-th order (where, n includes 1, 2, and 0 or more natural numbers of 3 or more) from the values of d-axis current and q-axis current or the estimated angular speed of the rotor to estimate the mechanical angular speed and the position and controls the inverter using the estimated mechanical angular speed and position, said harmonic components at least including the 6-th order and 12-th order of a value obtained by multiplying the mechanical angular speed by the number of pole pairs.

Classes IPC  ?

  • H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs

14.

CONTROL SYSTEM, MOVING BODY, CONTROL METHOD, AND CONTROL PROGRAM

      
Numéro d'application JP2023037544
Numéro de publication 2024/095762
Statut Délivré - en vigueur
Date de dépôt 2023-10-17
Date de publication 2024-05-10
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Maruta, Yosuke
  • Hashizume, Yoshihiro

Abrégé

Provided are a control system, a moving body, a control method, and a control program capable of reliably detecting leakage of a refrigerant. A control system (50) applied to a refrigerator that is provided in a moving body and that cools the interior of a cargo compartment of the moving body comprises: a gas detecting unit (51) that is installed in the cargo compartment, in which an evaporator of the refrigerator is provided, and that acquires a gas detection value of a refrigerant sensor for detecting leakage of a gas including a refrigerant gas; an operating state detecting unit (52) which acquires operating state detected values of at least two of a low-pressure pressure sensor which is provided in the refrigerator to detect a low pressure of the refrigerant on an outlet side of the evaporator, a high-pressure pressure sensor for detecting a high pressure of the refrigerant on an outlet side of a compressor of the refrigerator, and an evaporator outlet temperature sensor for detecting an outlet temperature of the evaporator; and a determining unit (53) for determining, on the basis of the gas detection value and the operating state detected values, whether a medium that has leaked into the cargo compartment is the refrigerant gas.

Classes IPC  ?

  • F25D 11/00 - Dispositifs autonomes déplaçables associés à des machines frigorifiques, p.ex. réfrigérateurs ménagers
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression
  • F25D 29/00 - Disposition ou montage de l'appareillage de commande ou de sécurité

15.

VEHICLE AIR CONDITIONING SYSTEM AND VEHICLE AIR CONDITIONING METHOD

      
Numéro d'application 18280913
Statut En instance
Date de dépôt 2022-03-29
Date de la première publication 2024-05-09
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Tanabe, Hirotaka
  • Kobayashi, Takayuki
  • Aoki, Yasutaka
  • Hase, Tomoki
  • Tatenoi, Hideaki
  • Sakai, Masayuki
  • Nakanishi, Michiaki

Abrégé

A vehicle air conditioning system includes a refrigerant circuit, a heat medium circuit, a vehicle-interior heat exchanger, a vehicle-exterior heat exchanger including a first heat exchanger and a second heat exchanger disposed in series with respect to a flow of air generated by an air blower, a switching unit, a detection unit for detecting a degree of frost formation, and a control device. The operation mode includes a defrosting mode in which the heat medium in the high-temperature medium circuit is supplied to a defrosting target to be selected as either the first or second heat exchanger by the operation of the switching unit. The control device selects, as the defrosting target, the first heat exchanger in preference to the second heat exchanger when determined that both the first and the second heat exchangers need to be defrosted.

Classes IPC  ?

  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation

16.

COMPRESSOR

      
Numéro d'application 18281725
Statut En instance
Date de dépôt 2022-02-09
Date de la première publication 2024-05-09
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yakushiji, Shunsuke
  • Hagita, Takayuki

Abrégé

This compressor comprises a compressor body, an electric motor that has a rotating shaft extending along an axis and drives the compressor body via the rotating shaft, and a housing that houses the compressor body and the electric motor. The electric motor has a rotor capable of rotating about the axis and an annular stator centered about the axis. The housing has a housing body and a pair of highly rigid parts that are provided on the outer side of the housing body in positions opposite in the radial direction and that have higher rigidity than other portions. The stator is fixed to the inner peripheral surface of the housing at a plurality of fixing points provided at positions different from points where the housing intersects with a first straight line connecting the pair of highly rigid parts and a second straight line orthogonal to the first straight line.

Classes IPC  ?

  • F04C 29/06 - Etouffement du bruit
  • F04C 23/02 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs d'entraînement particuliers ou leurs adaptations à cet effet

17.

CHILLER SYSTEM AND CHILLER SYSTEM CONTROL METHOD

      
Numéro d'application JP2023037189
Numéro de publication 2024/090241
Statut Délivré - en vigueur
Date de dépôt 2023-10-13
Date de publication 2024-05-02
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Umakoshi, Kiyoteru

Abrégé

Provided are a chiller system and a chiller system control method which prevent an insufficient amount of water sprinkling by a water sprinkler device due to a drop in a water supply pressure, thereby suppressing a deterioration in the performance of a chiller unit. A chiller system (1) comprises: a chiller unit group comprising a plurality of chiller units (10) arranged side by side at intervals in one direction; water sprinkler devices (30) which are provided to correspond to each chiller unit and which sprinkle water onto the chiller unit; a water supply pipe (31) connected to each water sprinkler device; a water pressure detecting unit (32) for measuring a water pressure in the water supply pipe; and a control unit (100) for controlling the number of water sprinkler devices that operate, on the basis of the water pressure measured by the water pressure detecting unit.

Classes IPC  ?

  • F28F 27/00 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 39/04 - Condenseurs
  • F28D 5/02 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes pour une seule des sources de potentiel calorifique, les deux sources étant en contact chacune avec un côté de la paroi de la canalisation, utilisant l'effet réfrigérant dans lesquels la source de potentiel calorifique soumise à évaporation s'écoule sous forme de pellicule continue ou ruisselle librement sur les canalisations

18.

CHILLER SYSTEM AND CHILLER SYSTEM CONTROL METHOD

      
Numéro d'application JP2023037206
Numéro de publication 2024/090244
Statut Délivré - en vigueur
Date de dépôt 2023-10-13
Date de publication 2024-05-02
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Umakoshi, Kiyoteru

Abrégé

Provided are a chiller system and a chiller system control method which improve the efficiency of water sprinkling onto each chiller unit, and suppress a deterioration of an open/closed valve that switches between being open or closed depending on whether water sprinkling is required. The chiller system comprises: a plurality of chiller units (10) arranged side by side at intervals in one direction; water sprinkler devices (30) which are provided to correspond to each chiller unit (10) and which sprinkle water onto the chiller unit (10); and a control unit (100) for controlling operation and shut-down of each water sprinkler device (30) on the basis of a load of the chiller unit (10).

Classes IPC  ?

  • F28F 27/00 - Commandes ou dispositifs de sécurité spécialement adaptés pour les appareils d'échange ou de transfert de chaleur
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 39/04 - Condenseurs
  • F28D 5/02 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes pour une seule des sources de potentiel calorifique, les deux sources étant en contact chacune avec un côté de la paroi de la canalisation, utilisant l'effet réfrigérant dans lesquels la source de potentiel calorifique soumise à évaporation s'écoule sous forme de pellicule continue ou ruisselle librement sur les canalisations

19.

CONTROL DEVICE, CONTROL METHOD, AND AIR CONDITIONER

      
Numéro d'application JP2023015810
Numéro de publication 2024/084724
Statut Délivré - en vigueur
Date de dépôt 2023-04-20
Date de publication 2024-04-25
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Komiya Shinichi
  • Aiba Kenichi
  • Shimizu Kenji

Abrégé

This control device controls the rotation speed of a motor by controlling an inverter for AC driving a motor that rotationally drives a compressor, wherein: a compensation torque value is calculated by multiplying an average output torque command value calculated in accordance with a deviation between the rotation speed of the motor and a rotation speed command value by a normalized torque pattern, which is a pattern of a plurality of coefficient values that change in accordance with the rotation angle of the motor and is set such that the total value of one rotation is zero; the compensation torque value is added to the average output torque command value, thereby setting an output torque command value of the motor in accordance with the rotation angle to control the inverter; and a pre-adjustment normalized torque pattern is compared with a post-adjustment normalized torque pattern, which is a normalized torque pattern obtained by individually adjusting a plurality of values using any one among a plurality of bit patterns each having a bit number that is based on the number of the plurality of coefficient values, said comparison being performed on the basis of respective calculation results of prescribed evaluation values associated with a fluctuation in rotation speed obtained as a result of being actually used to control the motor. Either one of the normalized torque patterns is adopted.

Classes IPC  ?

  • H02P 27/06 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs
  • F04B 49/06 - Commande utilisant l'électricité
  • F24F 11/86 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de la température de l’air fourni en commandant des compresseurs dans les circuits de pompes à chaleur ou de réfrigération
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible

20.

SCROLL COMPRESSOR

      
Numéro d'application JP2023036293
Numéro de publication 2024/084975
Statut Délivré - en vigueur
Date de dépôt 2023-10-04
Date de publication 2024-04-25
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Miyamoto, Yoshiaki
  • Noguchi, Akihiro
  • Seto, Syunsuke

Abrégé

Provided is a scroll compressor comprising: a scroll compression mechanism (5); a rear housing (2) which accommodates the scroll compression mechanism (5); and a front housing (3) in which a slidable surface (3Ba) which comes into contact with an end surface (16a) of an orbiting scroll (16) is formed at an end section on the scroll compression mechanism (5) side. In the rear housing (2), a suction port (2b) which introduces a refrigerant gas into an internal space (IS) is formed. At a position where the slidable surface (3Ba) is disposed, an outer edge section (3c) of the front housing (3) in the radial direction RD is disposed with a clearance (CL) between the outer edge section and the inner circumferential surface (2c) of the rear housing (2). The compressor (1) has notch sections (3d) which are notched inward in the radial direction (RD) at a plurality of locations in the circumferential direction around an axis (X) so that the refrigerant gas introduced into the internal space (IS) from the suction port (2b) is guided to the scroll compression mechanism (5) side.

Classes IPC  ?

  • F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise

21.

CONTROL DEVICE, HEAT SOURCE SYSTEM, CONTROL METHOD, AND CONTROL PROGRAM

      
Numéro d'application 18276960
Statut En instance
Date de dépôt 2021-11-25
Date de la première publication 2024-04-18
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Isono, Shunsuke
  • Takenaka, Yutaka
  • Nikaido, Satoshi
  • Sakaguchi, Katsuya
  • Cui, Linri

Abrégé

The purpose of the present invention is to provide a control device, a heat source system, a control method, and a control program with which a heat medium at a required temperature can be more effectively sent out. This control device, which is applied to a heat source system 1 comprising a plurality of heat source machines (2a), (2b) connected in series, comprises a setting unit which sets the outlet setting temperatures of cool water in the respective heat source machines (2a), (2b) on the basis of: a measured value of a cool water flow rate, measured values of inlet temperatures of the cool water in the respective heat source machines (2a), (2b); and the required outlet temperature of the cool water in the heat source system (1).

Classes IPC  ?

22.

AIR PURGE DEVICE

      
Numéro d'application 18277716
Statut En instance
Date de dépôt 2022-02-18
Date de la première publication 2024-04-18
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Oka, Nobuki
  • Kamito, Ryo
  • Ito, Yoshiaki
  • Yoshii, Taichi
  • Ishiguro, Tatsuo
  • Togano, Yoshie
  • Horaguchi, Norihisa
  • Nagai, Masahiko
  • Miyoshi, Naoya

Abrégé

Provided is a air purge device that can effectively discharge air. The air purge device includes: an air purge pipe (71) connected to a condenser (12) and configured to extract a mixed gas containing a refrigerant gas and air from the condenser (12); a separation film (23b) provided to the air purge pipe (71) and configured to separate, by a pressure difference, air from the mixed gas extracted by the air purge pipe (71); an exhaust pipe (81) configured to externally guide a gas containing air separated by the separation film (23b); a first valve (24) provided to the exhaust pipe (81); a vacuum pump (27) provided downstream of the first valve (24) in the exhaust pipe (81) and configured to externally discharge a gas present inside the exhaust pipe (81); and a control unit (50), and the control unit (50) activates the vacuum pump (27), opens the first valve (24), and then closes the first valve (24) to stop permeation of air caused by a pressure difference when detecting that a predetermined amount of air has permeated the separation film (23b).

Classes IPC  ?

  • F25B 43/04 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur pour l'évacuation des gaz non condensables

23.

RECIPROCATING COMPRESSOR

      
Numéro d'application JP2023036702
Numéro de publication 2024/080272
Statut Délivré - en vigueur
Date de dépôt 2023-10-10
Date de publication 2024-04-18
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Miyamoto, Yoshiaki
  • Noguchi, Akihiro
  • Seto, Syunsuke

Abrégé

Provided is a reciprocating compressor that can avoid an excessive pressure rise due to liquid compression without burdening a suction valve and an ejection valve. This reciprocating compressor is provided with: a cylinder (120) in which a suction valve (124) and an ejection valve (123) are provided; a piston (131) that reciprocates inside the cylinder (120) and defines a compression room (A1) where a refrigerant is compressed with the cylinder (120); a suction room (A3) that is connected to the compression room (A1) via the suction valve (124) and takes in the refrigerant to be sucked by the compression room (A1); and a relief valve (125) that is provided in the cylinder (120), connects the compression room (A1) and the suction room (A3), and is opened when the pressure inside the compression room (A1) becomes a prescribed value or more.

Classes IPC  ?

  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04B 39/10 - Adaptation ou aménagement des organes de distribution

24.

TERMINAL UNIT AND COMPRESSOR

      
Numéro d'application 18276160
Statut En instance
Date de dépôt 2022-01-19
Date de la première publication 2024-04-11
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yogo, Ichiro
  • Ueda, Kosuke

Abrégé

The purpose of the present invention is to improve insulating properties. This terminal unit (30) comprises: a plate-shaped base unit (40); a plate-shaped insulation unit (51) and a fitting insulation unit (52) that cover the plate surface of the base unit; a terminal (70) that extends in the Z axis direction, which is the direction intersecting the plate surface of the base unit (40), and penetrates the base unit (40) and the plate-shaped insulation unit (51); and an upper cylinder insulation unit (53) that extends along the Z axis direction from the plate-shaped insulation unit (51) and covers the side surface of the terminal (70). The plate-shaped insulation unit (51) and the upper cylinder insulation unit (53) are formed integrally.

Classes IPC  ?

  • F04B 39/12 - Carcasses d'enveloppe; Cylindres; Culasses; Connexions des tubulures pour fluide
  • F04B 37/18 - Pompes spécialement adaptées aux fluides compressibles et ayant des caractéristiques pertinentes non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes pour utilisation particulière pour fluides élastiques particuliers

25.

REFRIGERANT DETECTION DEVICE

      
Numéro d'application JP2023035408
Numéro de publication 2024/075630
Statut Délivré - en vigueur
Date de dépôt 2023-09-28
Date de publication 2024-04-11
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Ishizuka Hirofumi

Abrégé

Provided is a refrigerant detection device that enables safe replacement of a refrigerant sensor. A refrigerant detection device comprises: a refrigerant sensor; a power supply unit that supplies power to the refrigerant sensor; a switching unit that switches the electrical connection state between the power supply unit and the refrigerant sensor; an operation unit for operating the switching unit; and a power supply unit protective cover that covers the power supply unit. The operation unit is disposed so as to be operable without removing the power supply unit protective cover.

Classes IPC  ?

  • F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
  • F24F 11/88 - Aspects électriques, p.ex. circuits
  • F24F 11/89 - Aménagements ou montage des dispositifs de commande ou de sécurité

26.

VEHICLE TEMPERATURE CONTROL SYSTEM

      
Numéro d'application JP2023036009
Numéro de publication 2024/075715
Statut Délivré - en vigueur
Date de dépôt 2023-10-03
Date de publication 2024-04-11
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi, Tomoyasu
  • Ukai, Tetsuzo
  • Nakagawa, Nobuya
  • Kobayashi, Takayuki
  • Yamamoto, Hiroyuki
  • Noyama, Hideto
  • Saito, Katsuhiro
  • Morishita, Masatoshi

Abrégé

The purpose of the present invention is to improve the on-vehicle mountability, ease of assembly, and heating ability of a vehicle temperature control system that comprises a heating medium circuit. This vehicle temperature control system comprises a refrigerant circuit and a heating medium circuit. The heating medium circuit includes a high-pressure-side heat exchanger, a low-pressure-side heat exchanger, an outdoor heat exchanger, an outdoor bypass path, a temperature controller, and a circuit switching device that includes a plurality of valves and is configured so as to be capable of switching the configuration of the heating medium circuit by switching a flow of the heating medium through use of the valves. The heating medium circuit is configured so as to be capable of setting a series circuit that includes the low-pressure-side heat exchanger and the high-pressure-side heat exchanger arranged in series. In the heating medium circuit, series circuits that correspond to switching states of each of the plurality of valves are set.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion
  • B60K 1/04 - Agencement ou montage des ensembles de propulsion électriques des dispositifs d'emmagasinage de l'énergie électrique pour la propulsion
  • B60K 11/04 - Disposition ou montage des radiateurs, volets de radiateurs ou écrans de radiateurs
  • H01M 10/613 - Refroidissement ou maintien du froid
  • H01M 10/615 - Chauffage ou maintien de la chaleur
  • H01M 10/625 - Véhicules

27.

INDOOR UNIT FOR AIR CONDITIONING SYSTEM, AIR CONDITIONING SYSTEM, CONTROL DEVICE, METHOD FOR CONTROLLING INDOOR UNIT FOR AIR CONDITIONING SYSTEM, AND PROGRAM

      
Numéro d'application JP2023031967
Numéro de publication 2024/070491
Statut Délivré - en vigueur
Date de dépôt 2023-08-31
Date de publication 2024-04-04
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Takahashi Hiroto
  • Kambara Hiroshi
  • Takano Masashi
  • Yamaguchi Tomomitsu

Abrégé

This indoor unit for an air conditioning system comprises a temperature sensor that detects the temperature in a room, a relative humidity sensor that detects the relative humidity in the room, and a control device, wherein the control device includes: an information acquisition unit that acquires the temperature detected by the temperature sensor and the relative humidity detected by the relative humidity sensor; an operation control unit that controls the operation of the indoor unit on the basis of the acquired temperature and relative humidity; and a monitoring unit that, during a heating operation of the indoor unit, acquires the absolute humidity inside the room on the basis of the temperature and the relative humidity, and monitors the carbon dioxide concentration in the room on the basis of the acquired absolute humidity.

Classes IPC  ?

28.

AIR CONDITIONING SYSTEM, AND METHOD FOR CONTROLLING AIR CONDITIONING SYSTEM

      
Numéro d'application JP2023031974
Numéro de publication 2024/070492
Statut Délivré - en vigueur
Date de dépôt 2023-08-31
Date de publication 2024-04-04
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Koresawa Takeyuki
  • Ono Shingo
  • Nawata Kazuya
  • Masuda Keisuke

Abrégé

This air conditioning system comprises one outdoor unit and a plurality of indoor units, wherein: the indoor units comprise a first indoor unit connected to the outdoor unit via first signal line, and a second indoor unit connected to the outdoor unit via a second signal line; the first indoor unit is provided with a wireless communication unit capable of receiving, by wireless communication, operation signals which are transmitted from an external communication terminal and which have the plurality of indoor units, respectively, as operation targets, and a signal forwarding unit which, if the operation signal received by the wireless communication unit is the operation signal having the second indoor unit as the operation target, forwards the operation signal to the outdoor unit via the first signal line; and the outdoor unit is provided with an outdoor unit signal forwarding unit which forwards the operation signal forward from the signal forwarding unit to the second indoor unit.

Classes IPC  ?

  • F24F 11/54 - Aménagements de commande ou de sécurité caractérisés par des interfaces utilisateurs ou par la communication utilisant une unité de commande centrale connectée à des sous-unités de commande
  • F24F 11/58 - Commande à distance par internet
  • F24F 11/88 - Aspects électriques, p.ex. circuits
  • F24F 1/20 - Composants électriques pour éléments extérieurs séparés

29.

AIR CONDITIONER

      
Numéro d'application JP2023034137
Numéro de publication 2024/070853
Statut Délivré - en vigueur
Date de dépôt 2023-09-20
Date de publication 2024-04-04
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yamaguchi Tomomitsu
  • Mitoma Keisuke
  • Okino Masamune
  • Doi Yusuke
  • Nakanishi Michiaki
  • Kusumoto Takaya
  • Hirasawa Masayoshi
  • Kaneko Yasuaki

Abrégé

This air conditioner comprises: a compressor that compresses a refrigerant containing a refrigerator oil; an outdoor heat exchanger that exchanges heat between the refrigerant discharged from the compressor and outside air; a first expansion valve and a second expansion valve that sequentially depressurize the refrigerant which has passed through the outdoor heat exchanger; and an indoor heat exchanger that exchanges heat between the refrigerant, which has passed through the expansion valves, and outside air, and that supplies the refrigerant to the compressor. The air conditioner further comprises a gas-liquid separation mechanism provided between the first expansion valve and the second expansion valve. The gas-liquid separation mechanism includes: a storage unit into which the refrigerant that has passed the first expansion valve is introduced; and a first recirculation unit that is capable of recovering a liquid phase from the bottom part of the storage unit and introducing the liquid phase into the compressor.

Classes IPC  ?

  • F25B 43/00 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur
  • F25B 43/02 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur pour la séparation des lubrifiants du frigorigène
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible

30.

AIR CONDITIONER

      
Numéro d'application JP2023034206
Numéro de publication 2024/070872
Statut Délivré - en vigueur
Date de dépôt 2023-09-21
Date de publication 2024-04-04
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yamaguchi Tomomitsu
  • Mitoma Keisuke
  • Okino Masamune
  • Doi Yusuke
  • Nakanishi Michiaki
  • Kusumoto Takaya
  • Hirasawa Masayoshi
  • Kaneko Yasuaki

Abrégé

This air conditioner comprises: a refrigeration cycle having an outdoor heat exchanger, an indoor heat exchanger, a compressor, and an expansion valve through each of which a refrigerant sequentially circulates; a first four-way valve that makes it possible to switch between a heating operation and a cooling operation by switching the circulation direction of the refrigerant; a liquid gas heat exchanger that exchanges heat between the refrigerant in a gas state on the low-pressure side of the refrigeration cycle and the refrigerant in a liquid state on the high-pressure side; and a second four-way valve that switches the flow of the refrigerant such that the gas refrigerant and the liquid refrigerant have opposite flows in the liquid gas heat exchanger in both the heating operation and the cooling operation, wherein the second four-way valve is disposed in a region in the refrigeration cycle where the refrigerant in the gas state on the low-pressure side circulates.

Classes IPC  ?

  • F25B 13/00 - Machines, installations ou systèmes à compression, à cycle réversible
  • F24F 1/0003 - Climatiseurs individuels pour le conditionnement de l'air, p.ex. éléments séparés ou monoblocs ou éléments recevant l'air primaire d'une station centrale caractérisés par un agencement modulaire, c. à.d dans lesquels des parties du système de conditionnement d’air, p.ex. l'évaporateur et le condenseur, sont disposées dans des éléments séparés
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 41/26 - Disposition des soupapes, p.ex. de soupapes marche-arrêt ou de soupapes de régulation de débit de soupapes d’inversion du flux de fluide
  • F25B 43/00 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur

31.

CONTROL DEVICE, ELECTRIC COMPRESSOR, CONTROL METHOD, AND PROGRAM

      
Numéro d'application 17768169
Statut En instance
Date de dépôt 2020-10-19
Date de la première publication 2024-03-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Hattori, Makoto
  • Kawashima, Toyohisa
  • Watanabe, Kyohei

Abrégé

Provided is a method for continuing the operation of an electric compressor even if the magnitude of ripple voltage exceeds a predetermined threshold value. A control device of an electric compressor is provided with: a detection unit for detecting the ripple voltage of the electric compressor which is driven by a battery; a determination unit for determining whether or not the value of the ripple voltage is greater than or equal to a predetermined threshold value; and a control unit for reducing the rotation speed of a motor of the electric compressor down to a predetermined first target rotation speed greater than 0 when the value is greater than or equal to the threshold value.

Classes IPC  ?

  • F04B 49/06 - Commande utilisant l'électricité
  • F04B 49/02 - Commande d'arrêt, de démarrage, de décharge ou de ralenti
  • F04B 49/10 - Autres mesures de sécurité
  • H02P 23/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur spécialement adaptés pour amortir les oscillations des moteurs, p.ex. pour la réduction du pompage

32.

HEAT SOURCE SYSTEM, AIR CONDITIONING SYSTEM, CONTROL METHOD AND CONTROL PROGRAM

      
Numéro d'application JP2022035001
Numéro de publication 2024/062529
Statut Délivré - en vigueur
Date de dépôt 2022-09-20
Date de publication 2024-03-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Saegusa, Satoru
  • Fujino, Tetsuji

Abrégé

A heat source system (3) supplies a heat medium to a user-side unit (2) and comprises: a plurality of heat source devices (5); and a controller (8) that controls the number of operating heat source devices and the operation capacity of the plurality of heat source devices (5) in accordance with a capacity required at the user-side unit (2), wherein the controller (8) collects information pertaining to defrost control of the heat source devices (5) and performs control to assign, to another heat source device (5), an operation capacity which is required of at least one heat source device (5) that performs the defrost control.

Classes IPC  ?

  • F24F 11/42 - Dégivrage; Prévention du gel des éléments extérieurs

33.

HEAT SOURCE SYSTEM, AIR-CONDITIONING SYSTEM, CONTROL METHOD, AND PROGRAM

      
Numéro d'application JP2022035005
Numéro de publication 2024/062531
Statut Délivré - en vigueur
Date de dépôt 2022-09-20
Date de publication 2024-03-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Saegusa, Satoru
  • Fujino, Tetsuji

Abrégé

Provided are a heat source system, an air-conditioning system, a control method, and a program, with which it is possible to reduce a deficiency in the cooling/heating output when heat source machines are switched. The heat source system (3) supplies a heat medium to a usage-side unit (2), and comprises a plurality of heat source machines (5) and a controller (8) for controlling the plurality of heat source machines in accordance with a required capacity required by the usage-side unit. When switching occurs, in which a heat source machine being operated is switched, the controller provides a protected activation period for operating a newly activated first heat source machine (5b) at a fixed output, and stops a second heat source machine (5a) that is subject to switching after the protected activation period has elapsed.

Classes IPC  ?

  • F24F 11/48 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance préalablement au fonctionnement normal, p.ex. préchauffage ou refroidissement préliminaire

34.

HEAT SOURCE SYSTEM, AIR CONDITIONING SYSTEM, CONTROL METHOD, AND CONTROL PROGRAM

      
Numéro d'application JP2022035010
Numéro de publication 2024/062536
Statut Délivré - en vigueur
Date de dépôt 2022-09-20
Date de publication 2024-03-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Saegusa, Satoru
  • Fujino, Tetsuji

Abrégé

This heat source system (3) supplies a heat medium to a use-side unit (2) and comprises: a plurality of heat source machines (5); and a controller (8) that controls the number of operating heat source machines (5) and the target capacity assigned to each heat source machine (5) in accordance with a required capacity required by the use-side unit (2). The controller (8) holds a maximum operating capacity and an appropriate operating capacity for each heat source machine (5), and when the target capacity assigned to a first heat source machine (5a) among the operating heat source machines (5) reaches the maximum operating capacity, the controller (8) starts a stopped second heat source (5b) and sets the target capacity of the first heat source machine (5a) to the appropriate operating capacity thereof.

Classes IPC  ?

  • F24F 11/70 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes

35.

TEMPERATURE-CONTROL SYSTEM AND TEMPERATURE-CONTROL METHOD FOR VEHICLE

      
Numéro d'application JP2023030154
Numéro de publication 2024/057843
Statut Délivré - en vigueur
Date de dépôt 2023-08-22
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

The present invention relates to improvements to a system that comprises a heat medium circuit having a first circuit and a second circuit that can be divided, and that comprises a mechanism capable of handling changes in volume due to change in the temperature of the heat medium. The heat medium circuit comprises: a high-pressure side heat exchanger; a low-pressure side heat exchanger; an outdoor heat exchanger; a temperature controller; a reserve tank configured such that the intake portion of each of a first pump and a second pump can be connected thereto; and a connection valve that places the first pump and the second pump in either, as a connection state thereof to the reserve tank, a one-connection state in which one is connected thereto, or a both-connection state in which both are connected thereto. The heat medium circuit is configured such that a first circuit including the low-pressure side heat exchanger and corresponding to the first pump, and a second circuit including the high-pressure side heat exchanger and corresponding to the second pump can be set in parallel, and is configured such that a series circuit including the low-pressure side heat exchanger and the high-pressure side heat exchanger disposed in series and corresponding to the first pump and the second pump can be set.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

36.

TEMPERATURE CONTROL SYSTEM AND TEMPERATURE CONTROL METHOD FOR VEHICLE

      
Numéro d'application JP2023030547
Numéro de publication 2024/057866
Statut Délivré - en vigueur
Date de dépôt 2023-08-24
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

Provided are a temperature control system and a temperature control method for a vehicle, with which it is possible to ensure heating capability even when securing a heat source is difficult due to low outside air temperature. The temperature control system comprises a refrigerant circuit and a heat medium circuit. The heat medium circuit includes a high pressure-side heat exchanger, a low pressure-side heat exchanger, a pump, an outdoor heat exchanger, a temperature control device, and an outdoor bypass path. In a compressor heat source mode, in which a heat medium that has flowed out from the high pressure-side heat exchanger flows into the low pressure-side heat exchanger through the temperature control device and then passes through the outdoor bypass path and flows into the high pressure-side heat exchanger, a control device is configured to control the low pressure of the refrigerant circuit to be 0.2-1.2 MPa by adjusting the flow rate of the heat medium flowing through the low pressure-side heat exchanger.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

37.

VEHICULAR TEMPERATURE CONTROL SYSTEM AND TEMPERATURE CONTROL METHOD

      
Numéro d'application JP2023033035
Numéro de publication 2024/058118
Statut Délivré - en vigueur
Date de dépôt 2023-09-11
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

Provided are a vehicular temperature control system and a vehicular temperature control method that can ensure heating ability, even in situations where it is difficult to obtain a heat source due to low outside air temperature.  The vehicular temperature control system comprises a refrigerant circuit and a heat medium circuit. The heat medium circuit is configured to be able to set, in parallel, a low pressure-side circuit that includes a low pressure-side heat exchanger and a high pressure-side circuit that includes a high pressure-side heat exchanger, and to be able to set a series circuit that includes a low pressure-side heat exchanger and a high pressure-side heat exchanger arranged in series. The temperature control system comprises, as an operation mode using the series circuit, a compressor heat source mode in which a heat medium flowing out from the high pressure-side heat exchanger flows in the low pressure-side heat exchanger via a temperature control device, and further flows in the high pressure-side heat exchanger through an outdoor bypass route.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

38.

TURBO REFRIGERATOR, REFRIGERATOR CONTROL DEVICE, TURBO REFRIGERATOR CONTROL METHOD, AND PROGRAM

      
Numéro d'application JP2022037979
Numéro de publication 2024/057556
Statut Délivré - en vigueur
Date de dépôt 2022-10-12
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Fukasawa Kazuma
  • Suemitsu Ryosuke
  • Yokoyama Akimasa

Abrégé

This turbo refrigerator comprises: a turbo compressor that compresses a refrigerant gas; a vane that is capable of adjusting the flow rate of the refrigerant gas sucked in by the turbo compressor; a condenser that causes, by means of heat exchange, the refrigerant gas compressed by the turbo compressor to release heat and therefore become condensed; an expansion valve that expands a liquid refrigerant guided from the condenser; an evaporator that causes, by means of heat exchange, the liquid refrigerant expanded by the expansion valve to absorb heat and therefore evaporate; and a refrigerator control device. The refrigerator control device comprises: an acquisition unit that acquires at least a state quantity of the refrigerant gas during startup of the turbo refrigerator; an opening degree determination unit that determines the opening degree of the vane on the basis of the acquired state quantity; and an opening degree control unit that controls the opening degree of the vane on the basis of the determined opening degree.

Classes IPC  ?

  • F25B 1/053 - Machines, installations ou systèmes à compression à cycle irréversible à compresseur rotatif du type à turbine
  • F04D 27/00 - Commande, p.ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles

39.

AIR CONDITIONER

      
Numéro d'application JP2023029597
Numéro de publication 2024/057811
Statut Délivré - en vigueur
Date de dépôt 2023-08-16
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Mori Yuji
  • Iwase Tetsuro
  • Kanamori Azusa

Abrégé

This air compressor comprises a casing, a compressor, and a support part that supports the compressor in relation to the casing. The support part has: a stud bolt that is fixed to the bottom surface of the casing and that extends axially upward; and anti-vibration rubber that supports the compressor and has a cylindrical inner peripheral surface surrounding the stud bolt and centered on the axis and an outer peripheral surface facing the outer peripheral side, the lower end of the inner peripheral surface being fixed to the stud bolt and the portion above the lower end of the inner peripheral surface accommodating the stud bolt in a gap. In the outer peripheral surface, an attachment recess in which the compressor is attached is formed by forming an annular shape centered on the axis and recessing the surface toward the inner peripheral side, and in a position overlapping the attachment recess in the axial direction on the inner peripheral surface, a tapered surface is formed which decreases in diameter from the bottom to the top.

Classes IPC  ?

  • F16F 7/00 - Amortisseurs de vibrations; Amortisseurs de chocs
  • F24F 1/12 - Prévention des vibrations ou du bruit dans les compresseurs
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F16F 15/04 - Suppression des vibrations dans les systèmes non rotatifs, p.ex. dans des systèmes alternatifs; Suppression des vibrations dans les systèmes rotatifs par l'utilisation d'organes ne se déplaçant pas avec le système rotatif utilisant des moyens élastiques

40.

VEHICLE TEMPERATURE CONTROL SYSTEM AND TEMPERATURE CONTROL METHOD

      
Numéro d'application JP2023030530
Numéro de publication 2024/057865
Statut Délivré - en vigueur
Date de dépôt 2023-08-24
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

The present invention improves the defrosting operation of a vehicle temperature control system equipped with a heat medium circuit. The heat medium circuit of the vehicle temperature control system comprises a high-pressure-side heat exchanger, a low-pressure-side heat exchanger, a low-pressure-side bypass path, an outdoor heat exchanger, an outdoor bypass path, and a temperature control apparatus. The temperature control system comprises: a heat pump mode in which a first circuit and a second circuit are formed; a compressor heat source mode in which a first continuous flow path is formed where a heat medium circulates through the high-pressure-side heat exchanger, the temperature control apparatus, the low-pressure-side heat exchanger, and the outdoor bypass path; and a stored heat-utilized defrosting mode in which a second continuous flow path is formed where the heat medium circulates through the high-pressure-side heat exchanger, the temperature control apparatus, at least one of the low-pressure-side heat exchanger and the low-pressure-side bypass path, and the outdoor heat exchanger. If switching information concerning the state of running or stopping of running of the vehicle falls under a predetermined switching condition, the operation mode is switched from the heat pump mode or the compressor heat source mode to the stored heat-utilized defrosting mode.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

41.

VEHICULAR TEMPERATURE REGULATION SYSTEM AND TEMPERATURE REGULATION METHOD

      
Numéro d'application JP2023033031
Numéro de publication 2024/058116
Statut Délivré - en vigueur
Date de dépôt 2023-09-11
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi, Tomoyasu
  • Ukai, Tetsuzo
  • Nakagawa, Nobuya
  • Kobayashi, Takayuki
  • Yamamoto, Hiroyuki
  • Noyama, Hideto
  • Saito, Katsuhiro
  • Morishita, Masatoshi

Abrégé

Provided are a vehicular temperature regulation system and a vehicular temperature regulation method capable of suppressing power consumption. The vehicular temperature regulation system comprises a refrigerant circuit and a heat medium circuit. The heat medium circuit includes a high-pressure-side heat exchanger, a low-pressure-side heat exchanger, a pump, an outdoor heat exchanger, and a temperature regulator. The temperature regulation system includes, as an operation mode, a compressor shutdown cooling mode in which a compressor is shut down and, in a state in which the pump is running, the temperature regulator is cooled by outdoor air via a heat medium circulating through the outdoor heat exchanger and the temperature regulator, and includes a control device configured to be capable of selecting the compressor shutdown cooling mode on the basis of a determination result made with reference to an outdoor temperature detected by an outdoor temperature sensor and a target temperature of the temperature regulator.

Classes IPC  ?

  • H01M 10/6568 - Liquides caractérisés par des circuits d'écoulement. p.ex. boucles, situés à l'extérieur des éléments ou des boîtiers des éléments
  • H01M 10/613 - Refroidissement ou maintien du froid
  • H01M 10/615 - Chauffage ou maintien de la chaleur
  • H01M 10/625 - Véhicules
  • H01M 10/6556 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur
  • H01M 10/663 - Relations d'échange de chaleur entre les éléments et d'autres systèmes, p.ex. chauffage central ou piles à combustibles le système étant un climatiseur ou un moteur

42.

VEHICULAR TEMPERATURE CONTROL SYSTEM AND TEMPERATURE CONTROL METHOD

      
Numéro d'application JP2023033038
Numéro de publication 2024/058120
Statut Délivré - en vigueur
Date de dépôt 2023-09-11
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

The purpose of the present invention is to guarantee the ability to heat even when it is difficult to secure a heat source due to a low outside temperature. This vehicular temperature control system comprises a refrigerant circuit and a heat transfer medium circuit. The heat transfer medium circuit includes a high pressure side heat exchanger, a low pressure side heat exchanger, a pump, an outdoor heat exchanger, a temperature control mechanism, and an outdoor bypass route. The temperature control system comprises a power heat source mode in which the power of a compressor and the power of the pump are utilized as heat sources, where a heat transfer medium flowing out from the high pressure side heat exchanger flows into the low pressure side heat exchanger via the temperature control mechanism, passes through the outdoor bypass route, and then flows into the high pressure side heat exchanger. A control device is configured to be able to modify the rotational speed of the pump to at least a first rotational speed and a second rotational speed and, during the power heat source mode, to be able to set the pump to the second rotational speed which is greater than the first rotational speed at which the pump is set during other operational modes.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion
  • B60H 1/32 - Dispositifs de refroidissement

43.

VEHICLE TEMPERATURE CONTROL SYSTEM AND TEMPERATURE CONTROL METHOD

      
Numéro d'application JP2023033043
Numéro de publication 2024/058123
Statut Délivré - en vigueur
Date de dépôt 2023-09-11
Date de publication 2024-03-21
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Tomoyasu
  • Ukai Tetsuzo
  • Nakagawa Nobuya
  • Kobayashi Takayuki
  • Yamamoto Hiroyuki
  • Noyama Hideto
  • Saito Katsuhiro
  • Morishita Masatoshi

Abrégé

Provided are a vehicle temperature control system and method which are capable of ensuring heating capacity even when the outdoor temperature is low, and capable of heating a thermal load via more appropriate mode switching. This vehicle temperature control system is equipped with: a coolant circuit; a heating medium circuit; a heat pump mode in which a low-pressure-side circuit through which a heating medium circulates and a high-pressure-side circuit through which a heating medium circulates are formed; a compressor heat source mode in which a heating medium discharged from a high-pressure-side heat exchanger flows into a low-pressure-side heat exchanger via a temperature control device, passes through an outdoor bypass path, and flows into the high-pressure-side heat exchanger; and a mode selection unit. The mode selection unit is configured so as to select the heat pump mode when the detected outdoor temperature is higher than a switching outdoor temperature pertaining to the outdoor temperature/heating capacity properties intersection for each of the heat pump mode and the compressor heat source mode, and to select the compressor heat source mode when the outdoor temperature is lower than said switching outdoor temperature.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

44.

CONTROL DEVICE, ELECTRIC COMPRESSOR, RIPPLE VOLTAGE ABNORMALITY CAUSE DETERMINATION METHOD AND PROGRAM

      
Numéro d'application 17767826
Statut En instance
Date de dépôt 2020-10-20
Date de la première publication 2024-03-14
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Hattori, Makoto
  • Kawashima, Toyohisa
  • Watanabe, Kyohei

Abrégé

Provided is a method for determining the generation source of ripple voltage when abnormal ripple voltage is detected. The control device is for an electric compressor, the control device comprising: a detection unit that detects ripple voltage; a judgment unit that judges whether the ripple voltage is abnormal based on the value of the ripple voltage; and a cause determination unit that determines whether the cause of the abnormality is the electric compressor or some other external device, based on the control result of the electric compressor.

Classes IPC  ?

  • H02P 29/024 - Détection d’un défaut, p.ex. court circuit, rotor bloqué, circuit ouvert ou perte de charge
  • B60H 1/32 - Dispositifs de refroidissement

45.

CONTROL DEVICE, ELECTRIC COMPRESSOR, RIPPLE VOLTAGE DETECTING METHOD, AND PROGRAM

      
Numéro d'application 17766939
Statut En instance
Date de dépôt 2020-10-20
Date de la première publication 2024-03-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Hattori, Makoto
  • Kawashima, Toyohisa
  • Watanabe, Kyohei

Abrégé

Provided is a method for detecting a ripple voltage. A control device is provided with: an acquiring unit which acquires the voltage value of an input voltage of a battery-driven electric compressor at irregular intervals; and a waveform computing unit which computes the waveform of a ripple component of the input voltage on the basis of the acquired voltage value.

Classes IPC  ?

  • H02P 29/024 - Détection d’un défaut, p.ex. court circuit, rotor bloqué, circuit ouvert ou perte de charge
  • F04B 17/03 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs particuliers qui les entraînent ou par leur adaptation à ceux-ci entraînées par des moteurs électriques
  • F04B 49/06 - Commande utilisant l'électricité
  • F04B 49/10 - Autres mesures de sécurité

46.

AIR-CONDITIONING DEVICE

      
Numéro d'application JP2023029626
Numéro de publication 2024/048284
Statut Délivré - en vigueur
Date de dépôt 2023-08-16
Date de publication 2024-03-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi, Tomoyasu
  • Nakagawa, Nobuya
  • Kobayashi, Takayuki
  • Yamamoto, Hiroyuki
  • Noyama, Hideto
  • Saito, Katsuhiro
  • Morishita, Masatoshi

Abrégé

Provided is a vehicle air-conditioning device including: a compressor that compresses a refrigerant; a heating unit that heats an object to be heated by the refrigerant discharged from the compressor; an accumulator that separates liquid content in the refrigerant taken in by the compressor; a circulation flow path that guides the refrigerant that has passed through the heating unit to the accumulator; a bypass flow path that joins the refrigerant discharged from the compressor without passing through the heating unit at a first joining part (JP1) of the circulation flow path; a restrictor valve (40) that is disposed on the circulation flow path and that reduces the pressure of the refrigerant flowing out from the heating unit; and a restrictor valve that is disposed on the bypass flow path and that reduces the pressure of the refrigerant discharged from the compressor. The first joining part (JP1) is disposed: more to the accumulator side than the restrictor valve (40) of the circulation flow path; and in a first spray area (SA1) of the refrigerant by the restrictor valve (40).

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 41/45 - Agencements pour diviser ou combiner des flux, p.ex. embranchements ou jonctions pour la régulation de débit du côté amont du point de division, p.ex. avec une structure en spirale pour la génération de turbulences

47.

IMPELLER, BLOWER, AND AIR CONDITIONER

      
Numéro d'application JP2023032031
Numéro de publication 2024/048769
Statut Délivré - en vigueur
Date de dépôt 2023-08-31
Date de publication 2024-03-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Shimizu, Ken
  • Moriya, Daishi
  • Ishida, Yukari

Abrégé

Provided are an impeller and a blower capable of preventing a reduction in blowing efficiency and a reduction in heat exchange performance. The present invention comprises an annular side plate (32), a disc-shaped main plate (31), and a plurality of blades (40) disposed at predetermined intervals around an axis (X). The blade surface of each blade (40) has a blade thickness differing surface (43b), a main plate side surface (43a), and a side plate side surface (43c) in the blade width direction. The blade thickness differing surface (43b) differs in the angle of the blade surface with respect to the axis (X) in the blade width direction from the angles of the main plate side surface (43a) and the side plate side surface (43c) such that the blade thickness on the main plate (31) side relative to the blade thickness differing surface (43b) is larger than the blade thickness on the side plate (32) side relative to the blade thickness differing surface (43b).

Classes IPC  ?

48.

Hydrolution PRO

      
Numéro d'application 018995464
Statut En instance
Date de dépôt 2024-03-06
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Classes de Nice  ? 11 - Appareils de contrôle de l'environnement

Produits et services

Heat pumps; air conditioning apparatus; heating installations; water heaters; hot water supply installations.

49.

CONTROL DEVICE, CUT-OFF VALVE CIRCUIT PROVIDED WITH CONTROL DEVICE, AIR-CONDITIONING DEVICE PROVIDED WITH CONTROL DEVICE, AND CONTROL METHOD

      
Numéro d'application JP2023019336
Numéro de publication 2024/042795
Statut Délivré - en vigueur
Date de dépôt 2023-05-24
Date de publication 2024-02-29
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Adachi, Naoya

Abrégé

The present invention provides: a control device that can improve energy efficiency; a cut-off valve circuit device provided with the control device; an air-conditioning device provided with the control device; and a control method. This control device (40) is provided with: a power storage unit (27) that is charged by an external power source (22); and a control unit (21) that controls power supplied from the external power source or the power storage unit. If power is being supplied from the external power source and the amount of charge in the power storage unit is equal to or greater than a prescribed amount, the control unit uses the power charged in the power storage unit to control loads (EV, SV) connected to the outside.

Classes IPC  ?

  • H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p.ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
  • F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
  • F24F 11/46 - Amélioration de l’efficacité électrique ou économie d’énergie électrique
  • F24F 11/88 - Aspects électriques, p.ex. circuits
  • F25B 41/24 - Disposition de soupapes d'arrêt pour déconnecter une partie du cycle du réfrigérant, p.ex. une partie extérieure
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression

50.

LIGHT ILLUMINATION UNIT AND VEHICLE AIR-CONDITIONING DEVICE

      
Numéro d'application 18272005
Statut En instance
Date de dépôt 2022-01-12
Date de la première publication 2024-02-29
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Chikagawa, Noriyuki
  • Yamamoto, Takahide
  • Yoneda, Isami

Abrégé

This light illumination unit comprises: a heat sink that has a plate-shaped heat sink body and fins protruding from a first main surface of the heat sink body; an electronic substrate that is laminated on a second main surface of the heat sink body on the reverse side thereof from the first main surface; and a light illumination element that is mounted on a first surface of the electronic substrate on the side thereof where the heat sink is provided. As a result of said configuration, it is possible to save space as well as power.

Classes IPC  ?

  • B60H 3/00 - Autres dispositifs de traitement de l'air
  • A61L 9/20 - Désinfection, stérilisation ou désodorisation de l'air utilisant des phénomènes physiques des radiations des ultraviolets

51.

COMPRESSOR

      
Numéro d'application 18272454
Statut En instance
Date de dépôt 2022-01-17
Date de la première publication 2024-02-29
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kuwahara, Takayuki
  • Yoshioka, Akinori
  • Iketaka, Goshi
  • Takeuchi, Makoto

Abrégé

The purpose of the present invention is to suppress noise caused by contact between a depression and a ring. Provided is an electric compressor comprising: a housing that forms an outer shell; a fixed scroll that is housed in the housing and fixed on the housing side; a turning scroll that meshes with the fixed scroll and turns with respect to the fixed scroll; an autorotation inhibiting mechanism (30) that inhibits autorotation of the turning scroll; and a lubricant supply unit that supplies a lubricant to the autorotation inhibiting mechanism (30). The autorotation inhibiting mechanism (30) has: a ring hole (32) which is formed in the turning scroll; a ring (33) which is disposed in the ring hole (32), and the outer circumferential surface (33b) of which faces the inner circumferential surface 32a of the ring hole (32); and a pin (34) which is provided to the housing and which engages with the inner circumferential surface (33a) of the ring (33). A gap (G) formed between the inner circumferential surface (32a) of the ring hole (32) and the outer circumferential surface (33b) of the ring (33) is 0.1-0.6 mm.

Classes IPC  ?

  • F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise
  • F04C 29/02 - Lubrification; Séparation du lubrifiant

52.

FACTOR SELECTION DEVICE, FACTOR SELECTION METHOD, AND PROGRAM

      
Numéro d'application JP2023029601
Numéro de publication 2024/043153
Statut Délivré - en vigueur
Date de dépôt 2023-08-16
Date de publication 2024-02-29
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nishikawa Naoki
  • Kuroiwa Toru

Abrégé

Provided is a method for narrowing down factors that are used in state evaluation. This factor selection device comprises: a data acquisition unit that acquires candidates for factors that are used in assessing an object; an evaluation unit that evaluates the magnitude of impact upon assessment with regard to each factor; and a factor selection unit that, on the basis of the result of evaluation from the evaluation unit, selects a factor having a high impact upon the assessment. The evaluation unit selects one unevaluated factor from among the candidates, performs an assessment excluding the factor, and evaluates the accuracy of the assessment. If there is a change in the accuracy of assessment, an evaluation process to evaluate the relevant factor as an impacting factor is repeatedly executed for each of the candidate factors, and the factor selection unit selects a remaining factor.

Classes IPC  ?

  • G06F 18/2115 - Sélection du sous-ensemble de caractéristiques le plus significatif en évaluant différents sous-ensembles en fonction d'un critère d'optimisation, p.ex. la séparabilité des classes, la sélection en avant ou l’élimination en arrière

53.

CONTROL DEVICE, CONTROL METHOD, AND AIR CONDITIONER

      
Numéro d'application JP2023029993
Numéro de publication 2024/043206
Statut Délivré - en vigueur
Date de dépôt 2023-08-21
Date de publication 2024-02-29
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nunome Yoshinori
  • Takano Masashi
  • Uno Naomichi
  • Okino Masamune
  • Ono Shingo
  • Mashiko Kodai
  • Kuwayama Mio

Abrégé

This control device controls an air conditioner so that a first deviation, which is a deviation of an indoor temperature with respect to a setting temperature, decreases, the air conditioner including a refrigerant circuit through which a refrigerant that has been compressed by a compressor is circulated between an indoor heat exchanger and an outdoor heat exchanger. The control device controls the maximum rotation speed of the compressor on the basis of a prescribed setting value. The control device comprises: a calculation unit for calculating a first time which is the time until the first deviation reaches no more than a first prescribed setting value; and a setting unit that sets a setting value on the basis of the first time period.

Classes IPC  ?

  • F24F 11/46 - Amélioration de l’efficacité électrique ou économie d’énergie électrique
  • F24F 11/64 - Traitement électronique utilisant des données mémorisées au préalable
  • F24F 11/86 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de la température de l’air fourni en commandant des compresseurs dans les circuits de pompes à chaleur ou de réfrigération

54.

FLOW RATE ESTIMATION DEVICE, FLOW RATE ESTIMATION METHOD, AND PROGRAM

      
Numéro d'application JP2023029458
Numéro de publication 2024/038851
Statut Délivré - en vigueur
Date de dépôt 2023-08-14
Date de publication 2024-02-22
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nishikawa Naoki
  • Kuroiwa Toru

Abrégé

Provided is a method that enables estimation of the flow rate of hot water supplied from a hot water supply system to a load. This flow rate estimation device estimates the flow rate of hot water supplied from a hot water supply system equipped with a heat source unit and a hot water tank that stores hot water created by the heat source unit. The flow rate estimation device comprises a flow rate estimation unit that: estimates the inflow rate of hot water into the hot water tank on the basis of a first temperature which is the temperature of water flowing into the heat source unit, a second temperature which is the temperature of hot water supplied from the heat source unit to the hot water tank, and the heating capacity of the heat source unit calculated on the basis of the first temperature, the second temperature, and an outside air temperature; and that estimates the flow rate of the hot water supplied from the hot water tank, on the basis of the inflow rate and a variation in the amount of hot water stored in the hot water tank.

Classes IPC  ?

55.

CONDENSER AND TURBO REFRIGERATOR

      
Numéro d'application JP2022043036
Numéro de publication 2024/034151
Statut Délivré - en vigueur
Date de dépôt 2022-11-21
Date de publication 2024-02-15
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Suemitsu Ryosuke
  • Ira Yusuke
  • Miyoshi Naoya
  • Yokoyama Akimasa
  • Ishiguro Tatsuo
  • Nakayama Haruka
  • Nakagawa Atsushi

Abrégé

This condenser comprises: an introduction part having a suction port for suctioning a gas coolant emitted from a compressor, and a gas baffle plate through which the suctioned gas coolant can pass; a shell capable of housing the gas coolant that has passed through the gas baffle plate; and a check valve capable of opening and closing the suction port. The check valve has a valve body that overlaps the gas baffle plate when in an open state and covers the suction hole when in a closed state.

Classes IPC  ?

  • F25B 39/04 - Condenseurs
  • F28F 9/02 - Boîtes de distribution; Plaques d'extrémité
  • F28F 9/22 - Dispositions pour diriger les sources de potentiel calorifique dans des compartiments successifs, p.ex. aménagement des plaques de guidage
  • F28D 7/16 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation les canalisations étant espacées parallèlement

56.

AIR CONDITIONER AND CONTROL METHOD

      
Numéro d'application JP2023026034
Numéro de publication 2024/034328
Statut Délivré - en vigueur
Date de dépôt 2023-07-14
Date de publication 2024-02-15
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Ishizuka Hirofumi

Abrégé

Provided is an air conditioner that is capable of detecting an indoor temperature without operating a fan during thermostat OFF of a heating operation. This air conditioner includes: an indoor unit that includes a fan, an indoor heat exchanger, a first opening that takes in air, a second opening that discharges air, and a temperature sensor; and an outdoor unit. The first opening is provided downward from the center in the height direction of the indoor heat exchanger. The second opening is provided upward from the indoor heat exchanger. In order to satisfy a conditional expression including the various parameters of an air temperature of the first opening during heating operation, an air temperature of the second opening, a height difference between the center in the height direction of the indoor heat exchanger and the height direction of the second opening, and an area of the second opening, the aforementioned parameters are set so that a flow of air being taken in through the first opening and discharged from the second opening is generated even if the fan is stopped when the heating operation enters a thermostat OFF state in which the heat exchange by the indoor heat exchanger is unnecessary.

Classes IPC  ?

  • F24F 11/74 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de l’apport en air traité, p.ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air
  • F24F 11/89 - Aménagements ou montage des dispositifs de commande ou de sécurité
  • F24F 1/0011 - Climatiseurs individuels pour le conditionnement de l'air, p.ex. éléments séparés ou monoblocs ou éléments recevant l'air primaire d'une station centrale Éléments intérieurs, p.ex. ventilo-convecteurs caractérisés par les sorties d’air

57.

ROTARY COMPRESSOR

      
Numéro d'application JP2023028286
Numéro de publication 2024/029566
Statut Délivré - en vigueur
Date de dépôt 2023-08-02
Date de publication 2024-02-08
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Uno Masanari
  • Shimaya Hirofumi
  • Fujiwara Takuro
  • Araki Yuto
  • Yamashita Takuma
  • Okada Yoshiyuki

Abrégé

This rotary compressor comprises: a rotating axle that can rotate about an axis; a cylinder having formed therein a compression chamber that compresses a refrigerant as the rotating axle rotates; a bearing unit that is provided to the cylinder, and that can rotatably support the rotating axle; and an injection unit that is formed in the bearing unit, and that can supply the refrigerant into the compression chamber. The injection unit comprises: a port that allows a refrigerant supplied from the outside to flow therein; an intermediate pressure chamber which extends in the circumferential direction of the rotating axle, and into which the refrigerant is guided from the port; a check valve that is provided in the intermediate pressure chamber, and that prevents the refrigerant in the intermediate pressure chamber from flowing backwards to the port; and a plurality of injection openings that connect the intermediate pressure chamber and the compression chamber.

Classes IPC  ?

  • F04C 29/04 - Chauffage; Refroidissement; Isolation thermique
  • F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

58.

TURBO COMPRESSOR AND TURBO CHILLER COMPRISING SAME

      
Numéro d'application JP2022038506
Numéro de publication 2024/029097
Statut Délivré - en vigueur
Date de dépôt 2022-10-17
Date de publication 2024-02-08
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Suemitsu Ryosuke
  • Ira Yusuke
  • Omura Shintaro
  • Yokoyama Akimasa
  • Shimoide Masaki
  • Kono Takahiro
  • Aoki Yasutaka
  • Fukahori Satoshi

Abrégé

This turbo compressor comprises: an impeller; a shaft part that causes the impeller to rotate; an electric motor that rotatably drives the shaft part; a casing that accommodates the electric motor; a magnetic bearing that supports the shaft part; a heat transfer plate of which one surface is attached to the outer surface of the casing; a magnetic bearing driving substrate that is in surface contact with the other surface of the heat transfer plate on the side opposite from the one surface; and a cooling unit to which a refrigerant is supplied from the outside, whereby the cold/heat of the supplied refrigerant is transmitted to the heat transfer plate.

Classes IPC  ?

  • F04D 29/58 - Refroidissement; Chauffage; Réduction du transfert de chaleur
  • F04D 29/058 - Paliers électromagnétiques

59.

BLOWER DEVICE

      
Numéro d'application JP2023028464
Numéro de publication 2024/029601
Statut Délivré - en vigueur
Date de dépôt 2023-08-03
Date de publication 2024-02-08
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Chikagawa, Noriyuki

Abrégé

The purpose of the present invention is to simplify the work of attaching an ultraviolet irradiation part. A blower unit (10) comprises: a housing (11) that forms an outer shell; an internal air suction port (23) which is provided inside the housing (11) and suctions internal air into the housing (11); an external air suction port (24) which is provided to the housing (11) and suctions external air into the housing (11); an intake damper (29) which selectively closes the internal air suction port (23) or the external air suction port (24); a filter (31) which is provided inside the housing (11) and captures floating matter floating in the air suctioned into the housing (11); a first ultraviolet irradiation device (27) which irradiates the filter (31) with an ultraviolet ray; and an attachment part (26) which is fixed to the housing (11) and is provided so as to cover the internal air suction port (23), and to which the first ultraviolet irradiation device (27) is attached, wherein the first ultraviolet irradiation device (27) is provided so as to overlap the internal air suction port (23) when the internal air suction port (23) is viewed from above.

Classes IPC  ?

  • B60H 3/06 - Filtrage
  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
  • F24F 8/108 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par séparation, p.ex. par filtrage utilisant des éléments filtrants secs
  • F24F 8/22 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par stérilisation utilisant de la lumière ultraviolette

60.

AIR-CONDITIONING DEVICE AND METHOD FOR CONTROLLING AIR-CONDITIONING DEVICE

      
Numéro d'application JP2023026629
Numéro de publication 2024/024635
Statut Délivré - en vigueur
Date de dépôt 2023-07-20
Date de publication 2024-02-01
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi, Tomoyasu
  • Nakagawa, Nobuya
  • Kobayashi, Takayuki
  • Yamamoto, Hiroyuki
  • Noyama, Hideto
  • Saito, Katsuhiro
  • Morishita, Masatoshi

Abrégé

Provided is a vehicle air-conditioning device (100) comprising: a circulation channel that guides a refrigerant that has passed through a heating unit (20) towards an accumulator (30); a bypass channel that guides the refrigerant towards the accumulator (30) without passing through the heating unit (20); and a control unit (90) that controls the opening amount of a throttle valve (40) provided on the circulation channel and a throttle valve (50) provided on the bypass channel, wherein the control unit (90) controls the opening amount of the throttle valve (40) and the throttle valve (50) so that the proportion of gas refrigerant in inflow refrigerant flowing into the accumulator (30) is greater than the proportion of gas refrigerant in outflow refrigerant flowing out of the accumulator (30) when the pressure of the refrigerant drawn in by a compressor (10) is less than a predetermined pressure, and that the proportion of liquid refrigerant in the inflow refrigerant is greater than the proportion of liquid refrigerant in the outflow refrigerant when the pressure of the refrigerant drawn in by the compressor (10) is greater than the predetermined pressure.

Classes IPC  ?

  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 43/02 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur pour la séparation des lubrifiants du frigorigène

61.

REFRIGERATION MACHINE

      
Numéro d'application 18038666
Statut En instance
Date de dépôt 2021-11-16
Date de la première publication 2024-02-01
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yoshii, Taichi
  • Ishiguro, Tatsuo
  • Togano, Yoshie
  • Miyoshi, Naoya
  • Wu, Wenping

Abrégé

This refrigeration machine comprises a compressor that compresses a refrigerant, a condenser that condenses the refrigerant which has been compressed by the compressor, an expander that expands the refrigerant which has been condensed by the condenser, a liquid film type evaporator that evaporates the refrigerant which has been expanded by the expander, and an eductor that generates flow speed difference and pressure difference in the refrigerant which has been expanded by the expander and suctions refrigerant stored in the evaporator.

Classes IPC  ?

  • F25B 39/00 - Evaporateurs; Condenseurs
  • F25B 1/10 - Machines, installations ou systèmes à compression à cycle irréversible à compression multi-étagée
  • F25B 41/385 - Dispositions avec plusieurs moyens de détente disposés en parallèle sur une conduite de réfrigérant menant au même évaporateur

62.

MONITORING SYSTEM, MONITORING METHOD, AND PROGRAM

      
Numéro d'application JP2023024947
Numéro de publication 2024/024431
Statut Délivré - en vigueur
Date de dépôt 2023-07-05
Date de publication 2024-02-01
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nishikawa Naoki
  • Kuroiwa Toru

Abrégé

Provided is a monitoring system that is capable of determining, with high precision and high reliability, events that occur in a monitored object. The monitoring system comprises a data acquisition unit that acquires a measured value that is measured by a sensor that is provided to the monitored object, an indicator calculation unit that calculates an abnormality degree indicator on the basis of the measured value and a predetermined unit space, and a first determination unit that determines that an abnormality is occurring in the monitored object when a state in which the abnormality degree indicator is equal to or more than a predetermined first threshold value continues in a continuous or intermittent manner for a predetermined first time period or longer.

Classes IPC  ?

63.

AIR CONDITIONER AND CONTROL METHOD

      
Numéro d'application JP2023026259
Numéro de publication 2024/019048
Statut Délivré - en vigueur
Date de dépôt 2023-07-18
Date de publication 2024-01-25
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Ishizuka Hirofumi

Abrégé

Provided is an air conditioner with which a fan can be stopped during thermo-OFF in a space heating operation, and thermo-ON can be set at an appropriate timing. The air conditioner is a multi-type air conditioner which comprises an outdoor unit, a plurality of indoor units, and a control device, and which is connected to a temperature sensor provided in a room, wherein: when thermo-OFF is set, the fan is stopped, and a temperature measured by the temperature sensor in the room is stored; when the temperature measured by the temperature sensor in the room after the fan has been stopped drops by at least a prescribed temperature below the stored temperature, the operation of the fan is restarted; and when a prescribed time has elapsed since the operation of the fan was restarted, a determination as to whether to return from thermo-OFF to thermo-ON is made on the basis of a temperature measured by a temperature sensor of the indoor unit.

Classes IPC  ?

  • F24F 11/74 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de l’apport en air traité, p.ex. commande de la pression pour la commande du débit d'air ou de la vitesse de l’air
  • F24F 11/86 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de la température de l’air fourni en commandant des compresseurs dans les circuits de pompes à chaleur ou de réfrigération

64.

OUTDOOR UNIT

      
Numéro d'application JP2023025269
Numéro de publication 2024/014408
Statut Délivré - en vigueur
Date de dépôt 2023-07-07
Date de publication 2024-01-18
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Okada Yuji

Abrégé

This outdoor unit comprises: a reinforcing frame; a base plate placed on the reinforcing frame; a leg portion which is placed on the base plate and which supports a pressure vessel above the base plate; and a fixing portion for detachably fixing the leg portion to the reinforcing frame, with the base plate interposed therebetween, such that the reinforcing frame, the base plate and the leg portion overlap one another in a vertical direction.

Classes IPC  ?

  • F24F 1/10 - Leur agencement ou leur montage
  • F24F 1/46 - Agencements des composants dans les éléments extérieurs séparés
  • F04B 41/00 - Installations ou systèmes de pompage spécialement adaptés aux fluides compressibles

65.

OUTDOOR UNIT

      
Numéro d'application JP2023025145
Numéro de publication 2024/014396
Statut Délivré - en vigueur
Date de dépôt 2023-07-06
Date de publication 2024-01-18
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Okada Yuji
  • Matsumoto Kohei

Abrégé

This outdoor unit comprises a plurality of receivers for storing a liquid refrigerant portion of a refrigerant, a supply pipe which is connected to one of the plurality of receivers to supply the refrigerant to said one receiver, a communicating pipe providing communication between said one receiver and the remaining receivers, and a discharge pipe for discharging the liquid refrigerant from the receivers, wherein the discharge pipe includes a merging portion for causing the liquid refrigerant discharged from each receiver to merge, and a plurality of discharge-side connecting pipes connecting the merging portion and each receiver.

Classes IPC  ?

  • F25B 43/00 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur
  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • F25B 1/10 - Machines, installations ou systèmes à compression à cycle irréversible à compression multi-étagée

66.

VEHICLE AIR CONDITIONING SYSTEM AND VEHICLE AIR CONDITIONING METHOD

      
Numéro d'application 18034772
Statut En instance
Date de dépôt 2021-11-10
Date de la première publication 2023-12-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Tanabe, Hirotaka
  • Kobayashi, Takayuki
  • Aoki, Yasutaka
  • Hase, Tomoki
  • Tatenoi, Hideaki

Abrégé

A vehicle air conditioning system includes a refrigerant circuit that circulates a refrigerant through a compressor, a heat-absorbing heat exchanger, a decompression unit, and a heat-dissipating heat exchanger, a heat medium circuit including a high-temperature heat medium circuit that circulates a high-temperature heat medium and a low-temperature heat medium circuit that circulates a low-temperature heat medium, a vehicle interior heat exchanger that exchanges heat between air and at least one of the high-temperature heat medium and the low-temperature heat medium, a vehicle exterior heat exchanger that exchanges heat between air and at least one of the high-temperature heat medium and the low-temperature heat medium, and a switching unit that switches respective flows of the high-temperature heat medium and the low-temperature heat medium in accordance with an operation mode of the vehicle air conditioning system.

Classes IPC  ?

67.

COMPRESSING DEVICE, AND VIBRATION ISOLATING MEMBER ATTACHMENT METHOD

      
Numéro d'application JP2023022979
Numéro de publication 2023/249063
Statut Délivré - en vigueur
Date de dépôt 2023-06-21
Date de publication 2023-12-28
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Yoshida, Kento
  • Takeuchi, Nobuyuki
  • Sasaki, Takahiro

Abrégé

Provided is an outdoor unit 2 comprising a refrigerant device (20) including a compressor (4), an adjacent member disposed adjacent to the refrigerant device (20) and provided with a gap to the refrigerant device (20), a first vibration isolating member (100) disposed in a region from a lower end to an upper end in a height direction of the compressor (4) so as to cover the entire perimeter of the compressor (4), and a second vibration isolating member (200) disposed in at least a portion of a region from a lower end to an upper end in a height direction of the refrigerant device (20) so as to cover the entire perimeter of the first vibration isolating member (100), wherein: the first vibration isolating member (100) is disposed not in contact with the adjacent member; and the second vibration isolating member (200) is disposed in contact with both the first vibration isolating member (100) and the adjacent member in such a way as to fill the gap together with the first vibration isolating member (100).

Classes IPC  ?

  • F24F 1/12 - Prévention des vibrations ou du bruit dans les compresseurs
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F16F 15/02 - Suppression des vibrations dans les systèmes non rotatifs, p.ex. dans des systèmes alternatifs; Suppression des vibrations dans les systèmes rotatifs par l'utilisation d'organes ne se déplaçant pas avec le système rotatif
  • F24F 1/40 - Prévention des vibrations ou du bruit au niveau des éléments extérieurs
  • G10K 11/16 - Procédés ou dispositifs de protection contre le bruit ou les autres ondes acoustiques ou pour amortir ceux-ci, en général

68.

ROTARY COMPRESSOR

      
Numéro d'application JP2023019929
Numéro de publication 2023/238725
Statut Délivré - en vigueur
Date de dépôt 2023-05-29
Date de publication 2023-12-14
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Shimaya, Hirofumi
  • Esaki, Ikuo

Abrégé

This rotary compressor is provided with a blade that abuts on an outer peripheral surface of a piston rotor and partitions the space of a compression room, and a pressure spring that presses a base end of the blade. A cylinder (60) is provided with a blade groove (66) for slidably holding the base end of the blade, a bridge part (70) that is provided on a rear end side of the blade groove (66) and forms an outer peripheral part of the cylinder (60), and a spring groove (72) that is formed in the bridge part (70) and accommodates the pressure spring. The spring groove (72) is formed to be oriented in a horizontal direction orthogonal to the axial direction of the cylinder (60). When the cylinder (60) is viewed in a longitudinal section including a spring groove central axis (CL2) of the spring groove (72), the blade groove (66), and the bridge part (70), remaining portions (70a) of the bridge part (70) that are positioned on both sides in the axial direction of the spring groove (72) have a dimension v in the horizontal direction and a dimension h in the axial direction, where v < h.

Classes IPC  ?

  • F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes

69.

COMPRESSOR AND DESIGN METHOD FOR SAME

      
Numéro d'application JP2023019761
Numéro de publication 2023/238709
Statut Délivré - en vigueur
Date de dépôt 2023-05-26
Date de publication 2023-12-14
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Shimaya, Hirofumi
  • Terasaki, Shohei

Abrégé

Provided is a compressor capable of reducing vibration even when a compressor body is reduced in size. The compressor comprises a compressor body (10) having a compression unit (6) that compresses a refrigerant in a cylindrical housing (2), and a cylindrical accumulator (12) connected to a refrigerant intake side of the compressor body, wherein the relationship 3≤(m1/D1)/(m2/(D2)≤7 is satisfied, where m1 is the mass of the compressor body (10), m2 is the mass of the accumulator (12), D1 is the outer diameter of the compressor body (10), and D2 is the outer diameter of the accumulator (12).

Classes IPC  ?

  • F04C 29/06 - Etouffement du bruit
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

70.

CASING UNIT

      
Numéro d'application 18266949
Statut En instance
Date de dépôt 2021-11-25
Date de la première publication 2023-12-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Takezawa, Hideyuki

Abrégé

A casing unit includes a first casing, and a second casing configured to be combined with the first casing from a first direction. The first casing includes a first casing main body and a protrusion. The second casing includes a second casing main body provided with an accommodating groove into which the protrusion is to be accommodated. Any one of the protrusion and the second casing main body is provided with a guiding part that relatively moves the first casing and the second casing in a second direction, in response to combining the first casing and the second casing. The second casing further includes an overlapping part that overlaps with the first casing main body in the first direction in a combined state, and that is elastically deformable in response to relative movement of the first casing and the second casing in the second direction.

Classes IPC  ?

  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation

71.

OPERATION RECORDING SYSTEM, VEHICLE, OPERATION RECORDING METHOD AND OPERATION RECORDING PROGRAM

      
Numéro d'application JP2023005334
Numéro de publication 2023/228489
Statut Délivré - en vigueur
Date de dépôt 2023-02-15
Date de publication 2023-11-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Hattori, Makoto

Abrégé

Provided are an operation recording system, a vehicle, an operation recording method and an operation recording program which make it possible to perform an abnormality analysis of a highly accurate compressor. An operation recording system to be used in an electric compressor of a vehicle air-conditioning system equipped with an inverter circuit (50), said system being equipped with: an acquisition unit for acquiring, as abnormality reference information, at least one type of information from among temperature information at a prescribed position in the inverter circuit (50), voltage information at a prescribed position in the inverter circuit (50) and electric current information at a prescribed position in the inverter circuit (50); and a recording processing unit for recording the abnormality reference information and time information which can be associated with said abnormality reference information in a prescribed recording unit.

Classes IPC  ?

  • F04B 49/10 - Autres mesures de sécurité
  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
  • B61D 27/00 - Chauffage, rafraîchissement, ventilation ou conditionnement d'air
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression

72.

AIR CONDITIONING DEVICE

      
Numéro d'application JP2023018598
Numéro de publication 2023/228858
Statut Délivré - en vigueur
Date de dépôt 2023-05-18
Date de publication 2023-11-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Matsumoto Soichiro

Abrégé

This air conditioning device comprises an air conditioning device body that has an inlet, a filter part that is provided to the inlet and collects dust contained in air, and a cleaning device that removes the dust which has attached to the filter part. The cleaning device has a cleaning unit that is capable of reciprocating movement in a first direction along an outer surface of the filter part, and a radiating part that is attached to the cleaning unit and that radiates ultraviolet light in the direction of the outer surface of the filter part.

Classes IPC  ?

  • F24F 1/0073 - Climatiseurs individuels pour le conditionnement de l'air, p.ex. éléments séparés ou monoblocs ou éléments recevant l'air primaire d'une station centrale Éléments intérieurs, p.ex. ventilo-convecteurs comportant des moyens de purification de l’air fourni caractérisés par le montage ou la disposition de filtres
  • F24F 1/0071 - Climatiseurs individuels pour le conditionnement de l'air, p.ex. éléments séparés ou monoblocs ou éléments recevant l'air primaire d'une station centrale Éléments intérieurs, p.ex. ventilo-convecteurs comportant des moyens de purification de l’air fourni
  • F24F 8/108 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par séparation, p.ex. par filtrage utilisant des éléments filtrants secs
  • F24F 8/167 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par séparation, p.ex. par filtrage par des moyens chimiques utilisant des réactions catalytiques
  • F24F 8/22 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par stérilisation utilisant de la lumière ultraviolette
  • F24F 8/90 - Nettoyage des appareils de purification
  • F24F 13/28 - Agencement ou montage de filtres

73.

POWER CONVERSION DEVICE, SWITCH FAULT DETECTION METHOD FOR POWER CONVERSION DEVICE, AND PROGRAM

      
Numéro d'application JP2023016571
Numéro de publication 2023/228677
Statut Délivré - en vigueur
Date de dépôt 2023-04-27
Date de publication 2023-11-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Sato Hidetaka
  • Ito Fukuaki
  • Kojima Ryota
  • Miyabe Kimihiro
  • Kuwata Rui
  • Boku Kairyu

Abrégé

According to the present invention, a short-circuit fault and an open-circuit fault of a switch used in an inrush current suppression circuit are detected without using a voltage detector. A power conversion device (1) comprises a smoothing capacitor (21) that is connected to a DC bus of a DC power source unit (2), a resistor (22) that is for suppressing an inrush current that flows into the smoothing capacitor (21), and a switch (23) that is connected in parallel with the resistor (22). The power conversion device (1) further comprises: a current sensor (26) that is connected in series with the switch (23) and that detects a current flowing into the switch (23); a switch control unit that puts the switch (23) in an open state at a time of starting operation, and thereafter, closes the switch when a prescribed condition is met; and a fault detection unit that detects a fault of the switch on the basis of a detection value from the current sensor (26).

Classes IPC  ?

  • H02M 7/48 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande

74.

ROTARY COMPRESSOR

      
Numéro d'application JP2023018613
Numéro de publication 2023/228862
Statut Délivré - en vigueur
Date de dépôt 2023-05-18
Date de publication 2023-11-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Shimaya, Hirofumi
  • Esaki, Ikuo

Abrégé

Provided is a rotary compressor by which it is possible to reduce vibrations during driving. This rotary compressor comprises: a housing (2) having a cylindrical section (21) extending in the height direction along a central axis (CL2); a rotary compression unit (6) that is accommodated in the housing (2), that is fixed to the cylindrical section (21) by a plurality of welded sections (70) formed in the circumferential direction around the central axis (CL2), and that compresses a refrigerant; an electric motor that is accommodated in the housing (2), and that drives the rotary compression unit (6); and a plurality of legs (7) that are provided on an outer circumferential surface (21b) of the cylindrical section (21), and that are for fixing the housing (2) on a placement surface. The positions of the legs (7) correspond to the positions of the welded sections (70) in the circumferential direction.

Classes IPC  ?

  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes

75.

ROTARY COMPRESSOR AND METHOD FOR MANUFACTURING ROTARY COMPRESSOR

      
Numéro d'application JP2023018689
Numéro de publication 2023/228874
Statut Délivré - en vigueur
Date de dépôt 2023-05-19
Date de publication 2023-11-30
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Shimaya, Hirofumi

Abrégé

Provided is a rotary compressor wherein a rotary compression unit (6) has: a piston rotor; a cylinder that houses the piston rotor; an upper bearing (4A) and a lower bearing that are arranged so as to sandwich the cylinder therebetween and form a compression chamber (60A) that houses the piston rotor; and a discharge valve (64) that is attached to the upper bearing (4A) and opens and closes a discharge hole (4Aa) for discharging the refrigerant compressed in the compression chamber (60A). A facing surface (4Ab) of the upper bearing (4A), facing an electric motor, is formed with a recess (4Ad) that houses the discharge valve (64). A bottom (4Ad1) of the recess (4Ad) is formed with a discharge hole (4Aa) that penetrates therethrough along the axis of rotation. The recess (4Ad) is formed with a slope (4Ad2) where the height from the bottom (4Ad1) to the facing surface (4Ab) decreases as the distance from the discharge hole (4Aa) increases.

Classes IPC  ?

  • F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

76.

HEAT EXCHANGER AND AIR CONDITIONER FOR VEHICLE

      
Numéro d'application 18027879
Statut En instance
Date de dépôt 2021-09-29
Date de la première publication 2023-11-16
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nakado, Koji
  • Nakagawa, Nobuya
  • Tatenoi, Hideaki

Abrégé

This heat exchanger is equipped with: a first heat exchange unit having a first inlet/outlet unit which has one inlet/outlet port and through which a coolant flows, and also having a plurality of first heat transfer pipes, each of which has one end thereof connected to the first inlet/outlet unit; a header pipe which is connected to the other ends of the plurality of first heat transfer pipes; and a second heat exchange unit having a second inlet/outlet unit which has two or more inlet/outlet ports and through which a coolant flows, and also having a plurality of second heat transfer pipes, each of which has one end thereof connected to the header pipe and the other end thereof connected to the second inlet/outlet unit. The coolant flows from the first heat exchange unit side toward the second heat exchange unit side during heating and flows from the second heat exchange unit side toward the first heat exchange unit side during cooling. In addition, the second heat exchange unit has a larger heat exchange surface area, which is the surface area across which heat exchange between the coolant and air occurs, than does the first heat exchange unit.

Classes IPC  ?

  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
  • F28F 9/02 - Boîtes de distribution; Plaques d'extrémité

77.

REFRIGERANT DETECTION DEVICE AND AIR CONDITIONING SYSTEM

      
Numéro d'application JP2023017299
Numéro de publication 2023/219062
Statut Délivré - en vigueur
Date de dépôt 2023-05-08
Date de publication 2023-11-16
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Adachi Naoya

Abrégé

This refrigerant detection device comprises a signal processing kit that is connected to a remote control communication line to which a DC power supply voltage is supplied from an indoor unit. The signal processing kit is provided with a remote control communication circuit that is capable of connection with the remote control communication line, a supply unit that is capable of supplying a sensor drive voltage based on the DC power supply voltage to a refrigerant sensor, and a processing unit that is capable of acquiring a refrigerant detection signal detected by the refrigerant sensor. The remote control communication circuit is capable of outputting a superimposed signal in which a pulse signal related to the refrigerant detection signal is superimposed on the DC power supply voltage, and is capable of bidirectional communication with the indoor unit via the remote control communication line.

Classes IPC  ?

  • F24F 11/50 - Aménagements de commande ou de sécurité caractérisés par des interfaces utilisateurs ou par la communication
  • F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
  • F24F 11/56 - Commande à distance
  • F24F 11/89 - Aménagements ou montage des dispositifs de commande ou de sécurité
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression

78.

SCROLL COMPRESSOR

      
Numéro d'application 18028409
Statut En instance
Date de dépôt 2021-10-15
Date de la première publication 2023-11-09
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Sakai, Masayuki
  • Ishiguro, Tatsuo
  • Tamaki, Hitoshi
  • Sato, Hajime
  • Hirata, Hirofumi
  • Takeuchi, Makoto
  • Kondo, Takuma

Abrégé

This scroll compressor comprises: a shaft that is capable of rotating about an axis; a motor that rotatably drives the shaft; a compressor body that is driven by the rotation of the shaft; a housing that covers the motor and the compressor body and that has a bottom surface facing the motor from the axial direction; an intake port that guides a refrigerant into the housing; and heat-dissipating fins that are formed on the bottom surface, that extend in the direction in which the refrigerant flows, and that are divided in the flow direction.

Classes IPC  ?

  • F04C 29/04 - Chauffage; Refroidissement; Isolation thermique
  • F04C 18/02 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles du type à engrènement, c. à d. avec un mouvement de translation circulaire des organes coopérants, chaque organe possédant le même nombre de dents ou de parties équivalentes de prise

79.

COMPRESSOR

      
Numéro d'application JP2023017035
Numéro de publication 2023/214561
Statut Délivré - en vigueur
Date de dépôt 2023-05-01
Date de publication 2023-11-09
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Tanahashi Ryota
  • Ueda Kosuke
  • Yogo Ichiro

Abrégé

Provided is a compressor capable of preventing a phenomenon of backflow of gas refrigerant from between a discharge valve in the closed state and an end plate. This compressor comprises: a fixed-side end plate (211) with a main port (213) formed to provide communication between a compression chamber in which refrigerant is compressed and a discharge chamber (C2) into which the compressed refrigerant is guided; and a leaf valve (610) for opening and closing a discharge opening (213a), located on the discharge chamber (C2) side of the main port (213). On a surface of the fixed-side end plate (211) on which the discharge opening (213a) is open, a groove (214) is formed around the discharge opening (213a). In a plan view of the fixed-side end plate (211), the groove (214) overlaps with a portion on a tip (611) side of the leaf valve (610) in the closed state.

Classes IPC  ?

  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04B 39/10 - Adaptation ou aménagement des organes de distribution
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

80.

COMPRESSOR

      
Numéro d'application JP2023017036
Numéro de publication 2023/214562
Statut Délivré - en vigueur
Date de dépôt 2023-05-01
Date de publication 2023-11-09
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Tanahashi Ryota
  • Ueda Kosuke
  • Yogo Ichiro

Abrégé

Provided is a compressor capable of preventing a phenomenon of backflow of gas refrigerant from between a discharge valve in the closed state and an end plate. This compressor comprises: a fixed-side end plate (211) with a main port (213) formed to provide communication between a compression chamber in which refrigerant is compressed and a discharge chamber (C2) into which the compressed refrigerant is guided; and a leaf valve (610) for opening and closing a discharge opening (213a), located on the discharge chamber (C2) side of the main port (213). On a surface of the fixed-side end plate (211) on which the discharge opening (213a) is open, a groove (214) is formed around the discharge opening (213a). In a plan view of the fixed-side end plate (211), the groove (214) overlaps with a portion on a tip (611) side of the leaf valve (610) in the closed state.

Classes IPC  ?

  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04B 39/10 - Adaptation ou aménagement des organes de distribution
  • F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement

81.

AIR CONDITIONING DEVICE FOR VEHICLE

      
Numéro d'application 17794205
Statut En instance
Date de dépôt 2021-02-01
Date de la première publication 2023-11-02
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kobayashi, Takayuki
  • Tanabe, Hirotaka
  • Hase, Tomoki
  • Ohta, Masahiro
  • Tatenoi, Hideaki
  • Nakado, Koji

Abrégé

This air conditioning device for a vehicle comprises: a refrigeration cycle having a compressor, a condenser, an expansion valve, and an evaporator through which refrigerant sequentially flows; a high-temperature heat medium circuit in which a high-temperature heat medium that has been heat-exchanged with the refrigerant in the condenser circulates; a low-temperature heat medium circuit in which a low-temperature heat medium that has been heat-exchanged with the refrigerant in the evaporator circulates; a connection line for connecting the high-temperature heat medium circuit and the low-temperature heat medium circuit; a plurality of heat exchangers outside the vehicle that allow introduction of the heat medium; and a switching unit capable of switching modes for each of the plurality of heat exchangers outside the vehicle, among a mode for connecting to the high-temperature heat medium circuit, a mode for connecting to the low-temperature heat medium circuit, and a mode for not connecting to either of the high-temperature heat medium circuit and the low-temperature heat medium circuit.

Classes IPC  ?

  • B60H 1/00 - Dispositifs de chauffage, de refroidissement ou de ventilation
  • B60H 1/32 - Dispositifs de refroidissement

82.

BLOWER

      
Numéro d'application JP2023009061
Numéro de publication 2023/210179
Statut Délivré - en vigueur
Date de dépôt 2023-03-09
Date de publication 2023-11-02
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Watanabe Yasuhiro
  • Suzuki Atsushi

Abrégé

This blower comprises: a motor having a motor shaft; a centrifugal fan that is connected to the motor shaft and that rotates about the axis of the motor shaft by receiving motor output; and a motor casing that has a cylindrical part which covers the motor from the axially opposite side to the centrifugal fan. On the outer side of the circumferential surface of the cylindrical part, the motor casing includes a flange-shaped rib that extends radially outwards of the axis.

Classes IPC  ?

  • F04D 29/70 - Grilles d'aspiration; Filtres; Séparateurs de poussière; Nettoyage
  • F04D 29/42 - Carters d'enveloppe; Tubulures pour le fluide énergétique pour pompes radiales ou hélicocentrifuges
  • F04D 29/62 - Montage; Assemblage; Démontage des pompes radiales ou hélicocentrifuges

83.

CONTROL SUBSTRATE FOR ELECTRIC COMPRESSOR AND ELECTRIC COMPRESSOR

      
Numéro d'application JP2023015739
Numéro de publication 2023/210487
Statut Délivré - en vigueur
Date de dépôt 2023-04-20
Date de publication 2023-11-02
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Hattori, Makoto
  • Murase, Goki

Abrégé

The objective of the present invention is to suppress vibration. This electric compressor comprises an electric motor, a compressor that is rotated by output from the electric motor, and a motor control device that controls drive of the electric motor. The motor control device comprises a control substrate (50) for controlling the electric compressor. The control substrate (50) is a multilayer substrate comprising a first layer (50a) mounted with an insulation IC (51) and a fourth layer (50c) mounted with an insulation transformer (52). The insulation IC (51) and insulation transformer (52) are mounted so that at least partially overlap in a planar view.

Classes IPC  ?

  • H02P 29/00 - Dispositions pour la régulation ou la commande des moteurs électriques, adaptées à des moteurs à courant alternatif et à courant continu
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
  • F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
  • H02K 11/33 - Circuits d’entraînement, p.ex. circuits électroniques de puissance

84.

AIR CONDITIONER, AIR CONDITIONING SYSTEM, AND DETERMINATION METHOD

      
Numéro d'application JP2023015327
Numéro de publication 2023/204179
Statut Délivré - en vigueur
Date de dépôt 2023-04-17
Date de publication 2023-10-26
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kurachi Masaya
  • Nakamoto Masahiko

Abrégé

This air conditioner comprises: an outdoor unit; an indoor unit; refrigerant piping that circulates a refrigerant between the outdoor unit and the indoor unit; a shutoff valve that is provided to the refrigerant piping and is capable of shutting off the circulation of the refrigerant; an upstream temperature sensor that is provided to the refrigerant piping on the upstream side of the shutoff valve and measures an upstream temperature representing the temperature of the refrigerant on the upstream side of the shutoff valve; a downstream temperature sensor that is provided to the refrigerant piping on the downstream side of the shutoff valve and measures a downstream temperature representing the temperature of the refrigerant on the downstream side of the shutoff valve; and a determination unit that determines whether the shutoff valve is open or closed on the basis of the upstream temperature and the downstream temperature measured at the same timing.

Classes IPC  ?

  • F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
  • F25B 41/24 - Disposition de soupapes d'arrêt pour déconnecter une partie du cycle du réfrigérant, p.ex. une partie extérieure
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression

85.

COMPRESSOR

      
Numéro d'application JP2023015913
Numéro de publication 2023/204301
Statut Délivré - en vigueur
Date de dépôt 2023-04-21
Date de publication 2023-10-26
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Arashi Noriaki
  • Yogo Ichiro
  • Ichise Yuki

Abrégé

Provided is a compressor including: a cylindrical motor case (110) that surrounds a compression mechanism (200) about the axis (X) thereof; a lower case (130) that blocks an opening (111) of the motor case (110) and that is mated with an inner circumferential surface of the motor case (110), thus defining a containment room (C1) into which a refrigerant is introduced between the lower case (130) and the motor case (110); a first O-ring (151) that is provided, around the axis (X), in a facing section where the fitted motor case (110) and lower case (130) face each other; and a second O-ring (152) that is provided, around the axis (X), in the facing section. The first O-ring (151) is provided at a position closer to a starting point of the facing section on the side of the containment room (C1) than the second O-ring (152) is. The first O-ring (151) has more excellent refrigerant resistance and/or oil resistance than the second O-ring (152). The second O-ring (152) has more excellent sealing properties than the first O-ring (151) at a temperature of -20°C or lower.

Classes IPC  ?

  • F04C 27/00 - Systèmes d'étanchéité dans les pompes à piston rotatif spécialement adaptées pour les fluides compressibles
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes

86.

COMPRESSOR

      
Numéro d'application JP2023015915
Numéro de publication 2023/204302
Statut Délivré - en vigueur
Date de dépôt 2023-04-21
Date de publication 2023-10-26
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Arashi Noriaki
  • Yogo Ichiro
  • Ichise Yuki

Abrégé

The present invention comprises: a cylindrical motor case (110) that encircles an axis (X) of a compression mechanism (200); a lower case (130) that closes an opening (111) of the motor case (110) and fits against the inner peripheral surface of the motor case (110) to delimit an accommodation chamber (C1), into which refrigerant is introduced, in the space between the motor case (110) and the lower case (130); a first O-ring (151) that is provided around the axis (X) at a facing site where the motor case (110) and the lower case (130), which have been fit together, face each other in a planar manner; and a second O-ring (152) that is provided around the axis (X) at the facing site, wherein the first O-ring (151) is provided to a location closer to a start point, which is at the side of the facing site that is toward the accommodation chamber (C1), than the second O-ring (152) is, the first O-ring (151) has better refrigerant resistance and/or oil resistance than the second O-ring (152) does, and the second O-ring (152) has better sealing properties than the first O-ring (151) does at temperatures of -20 °C and below.

Classes IPC  ?

  • F04C 27/00 - Systèmes d'étanchéité dans les pompes à piston rotatif spécialement adaptées pour les fluides compressibles
  • F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes

87.

AIR CONDITIONING SYSTEM CONTROL DEVICE, AIR CONDITIONING SYSTEM CONTROL METHOD, PROGRAM, AND AIR CONDITIONING SYSTEM

      
Numéro d'application JP2023004356
Numéro de publication 2023/199587
Statut Délivré - en vigueur
Date de dépôt 2023-02-09
Date de publication 2023-10-19
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kuwayama Mio
  • Uno Naomichi
  • Nunome Yoshinori
  • Okino Masamune
  • Ono Shingo
  • Mashiko Kodai
  • Takahashi Hiroto

Abrégé

This air conditioning system control device comprises an ozone exposure control unit for exposing an indoor heat exchanger to ozone generated by an ozone generator, and an operation control unit for controlling an operating mode of an indoor unit, wherein, in a state in which the indoor heat exchanger is damp, the damp indoor heat exchanger is exposed to ozone and is dried by exposing the indoor heat exchanger to the ozone generated by the ozone generator, operating the indoor unit in a space heating mode by means of the operation control unit, and heating the indoor heat exchanger to maintain the indoor heat exchanger at a temperature equal to or greater than an internal temperature of the indoor unit and less than 45°C.

Classes IPC  ?

  • F24F 11/48 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance préalablement au fonctionnement normal, p.ex. préchauffage ou refroidissement préliminaire
  • F24F 8/26 - Traitement, p.ex. purification, de l'air fourni aux locaux de résidence ou de travail des êtres humains autrement que par chauffage, refroidissement, humidification ou séchage par stérilisation utilisant des médiums stérilisants utilisant de l'ozone
  • F24F 11/79 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de l’apport en air traité, p.ex. commande de la pression pour la commande de la direction de l’air fourni
  • F24F 11/83 - Aménagements de commande ou de sécurité - Détails de construction de tels systèmes pour la commande de la température de l’air fourni en commandant l’apport en fluides échangeurs de chaleur aux échangeurs de chaleur
  • F24F 140/20 - Température du fluide échangeur de chaleur

88.

AIR CONDITIONING SYSTEM AND METHOD FOR CONTROLLING AIR CONDITIONING SYSTEM

      
Numéro d'application JP2023011453
Numéro de publication 2023/199719
Statut Délivré - en vigueur
Date de dépôt 2023-03-23
Date de publication 2023-10-19
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Adachi Naoya
  • Arai Kenta

Abrégé

This air conditioning system (100) comprises: refrigerant piping (3) for channeling refrigerant between an outdoor unit (1) and a plurality of indoor units (2); detection devices (22) provided in air-conditioned areas respectively handled by the plurality of indoor units (2), the detection devices (22) each having a refrigerant sensor (220) for detecting leakage of the refrigerant into the corresponding air-conditioned area, and a relay (221) for closing a leakage notification circuit (25) if the refrigerant sensor (220) detects leakage of the refrigerant; and a cutoff valve device (4) having a cutoff valve (40) provided to the refrigerant piping (3), and a control unit (41) for closing the cutoff valve (40) when the leakage detection circuit (25) is closed, the control unit (41) being connected to the leakage detection circuit (25).

Classes IPC  ?

  • F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
  • F24F 11/526 - Aménagements pour l’indication, p.ex. écrans émettant des signaux audibles
  • F25B 41/24 - Disposition de soupapes d'arrêt pour déconnecter une partie du cycle du réfrigérant, p.ex. une partie extérieure
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression

89.

AIR PURIFICATION APPARATUS

      
Numéro d'application JP2023004217
Numéro de publication 2023/195227
Statut Délivré - en vigueur
Date de dépôt 2023-02-08
Date de publication 2023-10-12
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Tanaka, Daisuke

Abrégé

The purpose of the present invention is to effectively inactivate viruses and the like that adhere to particles in an irradiation area. This air purification apparatus comprises: an ultraviolet irradiation device (13) that irradiates, with ultraviolet light (U), a partial area of a cross-section of a duct (2) through which air containing particles (P) suspended therein flows in a specific direction, the cross-section being taken along a plane that intersects with the specific direction; a discharge electrode (11) that is provided upstream of the ultraviolet irradiation device (13) and charges the particles (P); and a dust collecting electrode (12) that is provided downstream of the discharge electrode (11) and guides the charged particles (P) so that the charged particles (P) move close to the area being irradiated with the ultraviolet light (U) by the ultraviolet irradiation device (13).

Classes IPC  ?

  • A61L 9/16 - Désinfection, stérilisation ou désodorisation de l'air utilisant des phénomènes physiques
  • A61L 9/20 - Désinfection, stérilisation ou désodorisation de l'air utilisant des phénomènes physiques des radiations des ultraviolets
  • B03C 3/02 - Installations alimentées en électricité de l'extérieur
  • B03C 3/155 - Installations alimentées en électricité de l'extérieur du type par voie sèche caractérisées par l'utilisation additionnelle d'effets mécaniques, p.ex. de la pesanteur de la filtration

90.

SUBSTRATE STRUCTURE AND ELECTRIC COMPRESSOR HAVING SAME

      
Numéro d'application JP2023009987
Numéro de publication 2023/195311
Statut Délivré - en vigueur
Date de dépôt 2023-03-15
Date de publication 2023-10-12
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Hattori, Makoto
  • Murase, Goki
  • Taruma, Koshi
  • Higuchi, Hiroto
  • Koma, Hirotsugu

Abrégé

Provided are a substrate structure and an electric compressor having the same, wherein a pattern having a heat-generating body mounted thereon is effectively used to enable acquisition of a temperature of the heat-generating body that is closer to a true value. The substrate structure comprises: a first layer substrate (110); a second layer substrate (120) layered over the first layer substrate (110); an electronic component (210) which is mounted on a first layer pattern (112) and on a second layer pattern (122); and a temperature sensor (220) which is mounted on the first layer substrate (110) in a position contactlessly adjacent to the electronic component (210), and which acquires the temperature of the electronic component (210). The second layer pattern (122) includes a second layer main-pattern portion (122a) which overlaps the electronic component (210) when viewed in plan, and on which the electronic component (210) is mounted, and a second layer extension-pattern portion (122b) which is formed so as to overlap the temperature sensor (220) when viewed in plan, and which is connected to the second layer main-pattern portion (122a).

Classes IPC  ?

  • H05K 1/02 - Circuits imprimés - Détails
  • G01K 1/16 - Dispositions particulières pour conduire la chaleur de l'objet à l'élément sensible
  • H01L 23/58 - Dispositions électriques structurelles non prévues ailleurs pour dispositifs semi-conducteurs
  • H05K 3/46 - Fabrication de circuits multi-couches

91.

ESTIMATION DEVICE AND ESTIMATION METHOD

      
Numéro d'application 18017535
Statut En instance
Date de dépôt 2021-07-29
Date de la première publication 2023-10-05
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Oka, Hirotaka
  • Nomura, Masumi
  • Ishiguro, Tatsuo
  • Morita, Katsuaki
  • Ikeda, Ryuji
  • Nagahara, Kenichi
  • Kogawa, Sota
  • Matsukura, Noriyuki
  • Nikaido, Satoshi
  • Nishizaki, Yuki

Abrégé

An estimation device includes an observation system constraint determination unit configured to determine data within constraints that is data within a first constraint based on time series data of each observation value of a first observation value observed by a first observation system and a second observation value observed by a second observation system, a model estimation unit configured to estimate parameters of a plurality of models including an observation model that is a model of each of the observation systems and a physical model that is a model within an apparatus provided with each of the observation systems based on the data within constraints, and a consistency determination unit configured to determine consistency of the models based on a deviation between a first predicted observation value predicted from the second observation system based on the estimated parameters and the first observation value.

Classes IPC  ?

  • G05B 13/04 - Systèmes de commande adaptatifs, c. à d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs

92.

CEILING-EMBEDDED AIR CONDITIONER

      
Numéro d'application JP2022009745
Numéro de publication 2023/170748
Statut Délivré - en vigueur
Date de dépôt 2022-03-07
Date de publication 2023-09-14
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s) Ishizuka Hirofumi

Abrégé

This ceiling-embedded air conditioner comprises: a motor having an output shaft that is rotatable about the axis; a turbofan attached to the output shaft; a heat exchanger that surrounds the turbofan and through which air pumped by the turbofan passes; a drain pan provided below the heat exchanger and formed with a suction port opening about the axis; a main electrical box attached to the lower surface of the drain pan; and a refrigerant sensor that is attached to the drain pan and detects refrigerant in the air. The lower surface of the drain pan is formed with a first area where the main electrical box is located on one edge extending along a first dividing line perpendicular to the axis as viewed from the axial direction, and a second area located on the opposite side to the first area; the refrigerant sensor is provided in the second area.

Classes IPC  ?

  • F24F 11/89 - Aménagements ou montage des dispositifs de commande ou de sécurité
  • F24F 13/20 - Enveloppes ou couvercles

93.

ABNORMALITY DIAGNOSIS DEVICE AND ABNORMALITY DIAGNOSIS METHOD

      
Numéro d'application 18017868
Statut En instance
Date de dépôt 2021-07-29
Date de la première publication 2023-09-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Oka, Hirotaka
  • Nomura, Masumi
  • Ishiguro, Tatsuo
  • Morita, Katsuaki
  • Ikeda, Ryuji
  • Nagahara, Kenichi
  • Kogawa, Sota
  • Matsukura, Noriyuki
  • Nikaido, Satoshi
  • Nishizaki, Yuki

Abrégé

An abnormality diagnosis device includes an abnormality determination unit configured to determine whether or not there is an abnormality with respect to a state quantity acquired from equipment and a cause estimation unit configured to estimate a cause of the abnormality in the equipment from a state quantity determined to be abnormal by the abnormality determination unit using a cause correspondence table in which a cause of an abnormal mode of the equipment identified in fault tree analysis is associated with the state quantity that is abnormal when the cause has occurred.

Classes IPC  ?

  • G01M 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe

94.

MONITORING DEVICE AND MONITORING METHOD

      
Numéro d'application 18017908
Statut En instance
Date de dépôt 2021-07-29
Date de la première publication 2023-09-07
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Oka, Hirotaka
  • Nomura, Masumi
  • Ishiguro, Tatsuo
  • Morita, Katsuaki
  • Ikeda, Ryuji
  • Nagahara, Kenichi
  • Kogawa, Sota
  • Matsukura, Noriyuki
  • Nikaido, Satoshi
  • Nishizaki, Yuki

Abrégé

A monitoring device includes: an operation record acquisition unit configured to acquire operation records indicating a transition in a load factor or a load change factor with respect to operation time leading up to failure in failure cases; a threshold setting unit configured to set a threshold to be contrasted with the load factor or the load change factor in the operation records of the failure cases; a wear rate acquisition unit configured to acquire a wear rate that is a value derived from a relation between the load factor or the load change factor and the threshold and indicates a degree of progress of wear of a device according to operation time; and a failure rate cumulative frequency acquisition unit configured to acquire a transition in a failure rate cumulative frequency of the failure cases with respect to the wear rate.

Classes IPC  ?

95.

VEHICLE COOLING CYCLE UNIT

      
Numéro d'application JP2022008390
Numéro de publication 2023/162258
Statut Délivré - en vigueur
Date de dépôt 2022-02-28
Date de publication 2023-08-31
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kobayashi Takayuki
  • Ukai Tetsuzo
  • Yamamoto Hiroyuki
  • Saito Katsuhiro
  • Morishita Masatoshi
  • Noyama Hideto

Abrégé

A vehicle cooling cycle unit which is interposed between a vehicle exterior heat exchanger and a vehicle interior heat exchanger, and carries out heat exchange between a secondary cooling medium flowing through the vehicle exterior heat exchanger and the secondary cooling medium flowing through the vehicle interior heat exchanger, said vehicle cooling cycle comprising: a cooling cycle which has a compressor, a condenser, an expansion valve, and an evaporator through which a primary cooling medium flows in order; an exterior flow path which allows the secondary cooling medium to circulate between the evaporator and the vehicle exterior heat exchanger; an interior flow path which allows the secondary cooling medium to circulate between the condenser and the vehicle interior heat exchanger; a pair of four-way valves which connect the exterior flow path and the interior flow path so as to be able to switch the flow state therebetween; a first bypass flow path which is installed along with the exterior flow path and bypasses the evaporator; and a first flow rate adjustment unit which adjusts the flow rate of the secondary cooling medium flowing into the evaporator.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

96.

VEHICLE REFRIGERATION CYCLE UNIT

      
Numéro d'application JP2022008414
Numéro de publication 2023/162270
Statut Délivré - en vigueur
Date de dépôt 2022-02-28
Date de publication 2023-08-31
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kobayashi Takayuki
  • Ukai Tetsuzo
  • Yamamoto Hiroyuki
  • Saito Katsuhiro
  • Morishita Masatoshi
  • Noyama Hideto

Abrégé

This vehicle refrigeration cycle unit is interposed between a vehicle-exterior heat exchanger and a vehicle-interior heat exchanger, and exchanges heat between secondary refrigerants flowing through each of the vehicle-exterior heat exchanger and the vehicle-interior heat exchanger. The vehicle refrigeration cycle unit comprises: a refrigeration cycle having a compressor, a condenser, an expansion valve, and an evaporator through which a primary refrigerant flows in sequence; an outdoor flow path through which the secondary refrigerants are circulated between the evaporator and the vehicle-exterior heat exchanger; an indoor flow path through which the secondary refrigerants are circulated between the condenser and the vehicle-interior heat exchanger; a pair of four-way valves that connect the outdoor flow path and the indoor flow path so as to be able to switch between flow states of the flow paths; a first bypass flow path that is installed alongside the outdoor flow path and bypasses the evaporator; and a first flow rate control unit that controls the flow rate of the secondary refrigerants flowing into the evaporator.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

97.

VEHICULAR REFRIGERATION CYCLE UNIT

      
Numéro d'application JP2022034499
Numéro de publication 2023/162310
Statut Délivré - en vigueur
Date de dépôt 2022-09-15
Date de publication 2023-08-31
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kobayashi Takayuki
  • Ukai Tetsuzo
  • Yamamoto Hiroyuki
  • Saito Katsuhiro
  • Morishita Masatoshi
  • Noyama Hideto

Abrégé

This vehicular refrigeration cycle unit is interposed between a cabin exterior heat exchanger and a cabin interior heat exchanger and performs heat exchange between secondary refrigerant flowing through the cabin exterior heat exchanger and secondary refrigerant flowing through the cabin interior heat exchanger. The vehicular refrigeration cycle unit comprises: a refrigeration cycle having a compressor, a condenser, an expansion valve, and an evaporator through which a primary refrigerant sequentially flows; a cabin exterior flow path that causes the secondary refrigerant to circulate between the evaporator and the cabin exterior heat exchanger; a cabin interior flow path that causes the secondary refrigerant to circulate between the condenser and the vehicle interior heat exchanger; a pair of flow path switching valves that switchably connect the flow states of the cabin exterior path and the cabin interior path; a first bypass flow path that is installed to the cabin exterior flow path and bypasses the evaporator; and a first flow rate regulation unit that regulates the flow rate of the secondary refrigerant flowing into the evaporator.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

98.

VEHICULAR REFRIGERATION CYCLE UNIT

      
Numéro d'application JP2022034516
Numéro de publication 2023/162311
Statut Délivré - en vigueur
Date de dépôt 2022-09-15
Date de publication 2023-08-31
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Kobayashi Takayuki
  • Ukai Tetsuzo
  • Yamamoto Hiroyuki
  • Saito Katsuhiro
  • Morishita Masatoshi
  • Noyama Hideto

Abrégé

This vehicular refrigeration cycle unit is interposed between a vehicle exterior heat exchanger and a vehicle interior heat exchanger, and causes heat to be exchanged between secondary refrigerants flowing through each of the vehicle exterior heat exchanger and the vehicle interior heat exchanger, the vehicular refrigeration cycle unit comprising: a refrigeration cycle including a compressor, a condenser, an expansion valve, and an evaporator, through which a primary refrigerant flows sequentially; an outdoor flow passage allowing the secondary refrigerant to circulate between the evaporator and the vehicle exterior heat exchanger; an indoor flow passage allowing the secondary refrigerant to circulate between the condenser and the vehicle interior heat exchanger; a pair of flow passage switching valves connecting the outdoor flow passage and the indoor flow passage such that a flow-through state of the outdoor flow passage and the indoor flow passage can be switched; a first bypass flow passage provided in parallel with the outdoor flow passage to bypass the evaporator; and a first flow rate adjusting unit for adjusting a flow rate of the secondary refrigerant flowing into the evaporator.

Classes IPC  ?

  • B60H 1/22 - Dispositifs de chauffage, de refroidissement ou de ventilation la chaleur étant prélevée autrement que de l'installation de propulsion

99.

CONSTANT-TEMPERATURE TRANSPORT SYSTEM, VEHICLE, AND CONTROL METHOD

      
Numéro d'application JP2022045903
Numéro de publication 2023/162415
Statut Délivré - en vigueur
Date de dépôt 2022-12-13
Date de publication 2023-08-31
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nishii, Tomohiro
  • Tanaka, Takashi
  • Morishita, Masatoshi
  • Kobayashi, Naoki
  • Yamagishi, Hiroki
  • Watanabe, Yasushi
  • Hashizume, Yoshihiro

Abrégé

The present invention provides a control method, a vehicle, and a constant-temperature transport system capable of suppressing a reduction in heating performance. The constant-temperature transport system comprises: a compressor (21) that compresses a refrigerant; an exterior heat exchanger (24) connected to the downstream side of the compressor (21); an interior heat exchanger (29) connected to the downstream side of the exterior heat exchanger (24); a hot gas bypass pathway (33) that is connected to the discharge side of the compressor (21) and that supplies the refrigerant to the interior heat exchanger (29) by bypassing the external heat exchanger (24); an expansion valve (34) provided to the hot gas bypass pathway (33); a temperature detection unit (35) that detects the temperature of air affected by the interior heat exchanger (29); a pressure detection unit (36) that detects the pressure of the refrigerant on the outlet side of the interior heat exchanger (29); and a control unit that controls the expansion valve (34) such that, on the outlet side of the interior heat exchanger (29), the saturation temperature, which is dependent on the pressure, is lower than the temperature by a prescribed temperature.

Classes IPC  ?

  • F25B 1/00 - Machines, installations ou systèmes à compression à cycle irréversible
  • B60P 3/20 - Véhicules adaptés pour transporter, porter ou comporter des charges ou des objets spéciaux pour le transport de marchandises réfrigérées
  • F25B 1/10 - Machines, installations ou systèmes à compression à cycle irréversible à compression multi-étagée
  • F25B 43/00 - Dispositions pour la séparation ou la purification des gaz ou des liquides; Dispositions pour la vaporisation des résidus de fluides frigorigènes, p.ex. par la chaleur

100.

ABNORMALITY DETECTION SYSTEM AND REFRIGERATOR, ABNORMALITY DETECTION METHOD, AND ABNORMALITY DETECTION PROGRAM

      
Numéro d'application 18010630
Statut En instance
Date de dépôt 2021-07-12
Date de la première publication 2023-08-17
Propriétaire MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. (Japon)
Inventeur(s)
  • Nishizaki, Yuki
  • Nikaido, Satoshi
  • Matsukura, Noriyuki
  • Ishiguro, Tatsuo
  • Morita, Katsuaki
  • Ikeda, Ryuji
  • Oka, Hirotaka
  • Nagahara, Kenichi

Abrégé

The purpose of the present invention is to provide an abnormality detection system and refrigerator, an abnormality detection method, and an abnormality detection program which can improve the accuracy of abnormality detection. The abnormality detection system comprises: an acquisition unit which acquires driving data of a refrigerator (11); a creation unit which creates a model capable of estimating a prescribed driving state of the refrigerator (11) on the basis of the driving data, when the driving data is non-trained data; a determination unit which compares an estimation value of the driving state, the estimation value being estimated by the model, with an actual measurement value corresponding to the driving state, and determines whether the driving data is an outlier; and an abnormality detection unit which performs, on the basis of the model, abnormality detection on the refrigerator (11), when the driving data is not determined to be the outlier.

Classes IPC  ?

  • G05B 23/02 - Test ou contrôle électrique
  • F25B 49/02 - Disposition ou montage des dispositifs de commande ou de sécurité pour machines, installations ou systèmes du type à compression
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