A nozzle assembly for a fire suppression system includes a body having an inlet end for receiving a flow of fire extinguishing agent from the fire suppression system at an inlet pressure and a nozzle portion extending from the body. The nozzle portion includes an interior cavity having an outlet end, a center body arranged within the interior cavity adjacent the outlet end, and a plurality of exit orifices formed in an outer wall of the nozzle portion, in communication with the interior cavity, for vectoring the flow of fire extinguishing agent exiting therefrom and to reduce a noise level of the nozzle assembly. At least one perforated filter member is positioned upstream from the plurality of exit orifices formed in the nozzle portion, for reducing the inlet pressure of the flow of fire extinguishing agent.
A method of authenticating a request from an IoT device includes the step of receiving a request from an IoT device for restricted access information. A location of an authorized user of the restricted access information is identified based on at least one location criteria of the authorized user. Access of the restricted access information to the IoT device is granted when the authorized user satisfies the at least one location criteria and denying access to the IoT device of the restricted access information when the authorized user fails the at least one location criteria.
A method of monitoring performance of a building system to control ambient conditions within the interior of a structure including: detecting a physiological condition of an individual within the interior of the structure; detecting an ambient condition within the interior of the structure; determining a user activity that is assigned to an area within the interior of the structure where the individual is located; and determining a wellness performance score of the area in response to at least the physiological condition, the ambient condition, and the user activity that is assigned to an area within the interior of the structure where the individual is located.
Systems for stacked capacitive coupled resonant dual active bridge DC-DC converters are provided. Aspects include a first phase circuit topology comprising a power source and a power inverter circuit, a plurality of LC circuits comprising a first LC circuit and a second LC circuit, and a second phase circuit topology comprising a plurality of AC-DC converter circuits comprising a first AC-DC converter circuit and a second AC-DC converter circuit, wherein the first AC-DC converter circuit is in a parallel configuration with the second AC- DC converter circuit, wherein the first LC circuit couples the first phase circuit topology to the first AC-DC converter and wherein the second LC circuit couples the first phase circuit topology to the second AC-DC converter.
H02M 3/158 - Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
H02M 3/335 - Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
H02M 1/00 - APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF - Details of apparatus for conversion
5.
A METHOD AND AN APPARATUS FOR PROVIDING SMART SUGGESTIONS
Aspects of the invention are directed towards an apparatus and method for providing smart suggestions. One or more embodiments of the invention describe the method comprising steps of determining a defect associated with a first container, the first container comprises one or more items and establishing a communication with each of one or more second containers. The method further describes steps of transmitting a request to each of the one or more second containers and receiving information from each of the one or more second containers. The method also describes steps of determining one or more healthy containers from the one or more second containers based on the information and transmitting a message to a user equipment for shifting the one or more items from the first container to the one or more healthy containers.
H04Q 9/00 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
B65D 79/02 - Arrangements or devices for indicating incorrect storage or transport
6.
SAFETY METHOD AND SYSTEM ON VEHICLES WITH TRANSPORT REFRIGERATION
Aspects of the invention are directed towards a system and method for safe decoupling of the external power supply from a vehicle. The technology described herein provides an indication or an alert to the user at an appropriate time and avoids the possible damage to the system. The system comprises an electrical port by which the refrigerator can be connected to an external AC mains supply via an electrical cable when the vehicle is in stationary state. The system further comprises a refrigerator main controller unit (RMU) for controlling the power delivered to the refrigerator in both stationary and driving states of the vehicle. There is a safety system installed for restricting the vehicle from being driven when the electrical port of the system is connected to the AC mains supply via the electrical cable and the refrigerator is powered by the AC mains supply.
B60L 1/02 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles to electric heating circuits
B60L 1/06 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles to electric heating circuits fed by the power supply line using only one supply
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 15/10 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for automatic control superimposed on human control to limit the acceleration of the vehicle, e.g. to prevent excessive motor current
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 50/61 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
B60L 53/80 - Exchanging energy storage elements, e.g. removable batteries
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
Aspects of the invention are directed towards a system and a method for tracking an item inside a container. One or more embodiments of the invention describe the method comprising steps of transmitting a request from a user device to a server for providing a location of an item. The method further describes steps of receiving the location of the item from the server and visualizing the location of the item in a virtual reality view to guide a user for tracking the item.
Aspects of the invention are directed towards an apparatus and method for executing operation/s on device/s. One or more embodiments of the invention describe the method comprising steps of receiving a voice command from a user for enabling one or more devices to execute an operation and determining validity of the voice command received from the user. The method further describes steps of converting the voice command to a generic command based on the validity of the command and transmitting the generic command for enabling the one or more devices to execute the operation.
Aspects of the invention are directed towards an apparatus and method for switching premises in a convenient way. One or more embodiments of the invention describe the method comprising steps of transmitting a request to a server for switching a first premises with a second premises. Further, the first premises being accessed using an access card on a first access terminal associated with the first premises. The method further describes steps of receiving access credentials for the second premises from the server in response to the request. The method also describes steps of encoding the access card with the access credentials to access a second access terminal associated with the second premises for permitting entry inside the second premises.
Aspects of the invention are directed towards systems and methods for changing the premises in a building such as hotel or the like. A user sends to a request from a user device to a server for switching a first premises with the second premises. An access card is able to access the first premises. Based on the request, the server determines the second premises and generates access credentials for the second premises. The access credentials are transmitted to a first access terminal associated with the first premises and the access card is encoded with the access credentials to access the second premises and permitting entry inside the second premises.
Aspects of the invention are directed towards method, system and devices assisting a user in providing seamless access to a user through accessing devices of any premises related to any event. A user terminal is configured to receive one or more alerts related to an event on a social media platform. The event is subscribed by the user. On successful subscription, the user is configured to receive access credentials related to an event on the user terminal which may be further linked with the social media account of the user.
A tool for performing diagnostics on a fire detection system includes an induction coil which includes two halves that may be selectively opened and closed to surround a wire in the system and sense current through the wire. A diagnostic module and a conduit provide communication of data of the sensed current between the induction coil and the diagnostic module. The diagnostic module is configured to decode the data to interpret communications sent through the wire.
An enclosure for an electronic device comprising at least a portion of the enclosure made up of at least one layer of a covering material, at least one layer of aluminum metal or alloy, at least one layer of an electrolyte gel, and at least one layer of activated carbon coated steel mesh. The at least one layer of aluminum metal or alloy, the at least one layer of an electrolyte gel, and the at least one layer of activated carbon coated steel mesh act together as an energy storage device.
H01M 12/06 - Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
H01M 50/131 - Primary casings, jackets or wrappings of a single cell or a single battery characterised by physical properties, e.g. gas-permeability or size
H01M 10/04 - Construction or manufacture in general
14.
USING COMBINATION OF GPS AND BLE BEACONING TO LOCATE A LOCK BOX
A method of locating a lock box including: obtaining a saved location of the lock box using an application operated via a first cellular telephone, the saved location of the lock box being accurate within a first selected radius; displaying the saved location of the lock box on the first cellular telephone via the application; detecting a Bluetooth advertisement of the lock box using the first cellular telephone; determining a received signal strength indicator (RSSI) of the Bluetooth advertisement; determining a distance between the first cellular telephone and the lock box in response to the RSSI of the Bluetooth advertisement; and displaying a distance indicator depicting the distance between the first cellular telephone and the lock box on the first cellular telephone via the application.
A screw compressor includes an outlet housing. The outlet housing includes a passage that is configured to communicate compressed fluid from a screw rotor to a discharge. A removable cover plate is configured to cover a portion of the passage. A method of varying a volume index for a screw compressor is also disclosed.
F04C 18/08 - Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
F04C 18/16 - Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
F04C 28/10 - Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
F04C 29/12 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
16.
A METHOD AND SYSTEM FOR PROVIDING ACCESS OF AN ACCESSING DEVICE TO A USER
Aspects of the invention are directed towards a system and a method for providing access of an accessing device to a user. One or more embodiments of the invention describe the method comprising steps of detecting a charged status of a battery of a user device and prompting a user of the user device to define credentials when the charged status of the battery reaches below a pre-determined threshold. One or more embodiments of the invention further describe steps of receiving the defined credentials from the user to access an accessing device and transmitting the defined credentials to a server for providing access of the accessing device to the user.
A fire suppressant module according to one example includes a suppressant tank having a body and a base, a counterweight scale disposed in the base, and a data module comprising at least one of a display configured to display a weight of the suppressant tank and processor and a transmitter configured to communicate the weight of the suppressant tank.
A battery carrier according to an example of the present disclosure includes an elongated body having opposing first and second walls that extend longitudinally between a first end portion and a second end portion of the elongated body. A handle extends outwards from the first end portion. First and second sloped walls extend between the first and second end portions and at least partially define respective battery recesses. Each sloped wall is sloped inwardly from a respective side of the first wall to the second wall.
H01M 50/213 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
A control panel for a fire alarm system includes a microprocessor operable to send and receive data. The microprocessor has a serial peripheral interface with a master port and a slave port. A computing device has a Differential Manchester encoder configured to encode data received from the master port and a Differential Manchester decoder configured to decode frames and send the decoded data to the slave port. A method of sending and receiving data is also disclosed.
H04L 25/49 - Transmitting circuits; Receiving circuits using three or more amplitude levels
H04L 25/493 - Transmitting circuits; Receiving circuits using three or more amplitude levels by transition coding, i.e. the time-position or direction of a transition being encoded before transmission
The present application discloses an evaporator and a liquid blocking device thereof. The liquid blocking device includes: a body, which has a plate-shaped first separator extending in a longitudinal direction, the first separator having a plurality of holes, and the plurality of holes communicating an exterior of the body with an interior of the body; and a second separator attached to the body, the second separator being configured to have a plurality of openings which abut each other, so that a pressure drop generated when a fluid passes through the second separator via the openings is less than a pressure drop generated when the fluid passes through the first separator. The present application can improve the effect of gas-liquid separation.
F28F 9/00 - Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
F28F 19/01 - Preventing the formation of deposits or corrosion, e.g. by using filters by using means for separating solid materials from heat-exchange fluids, e.g. filters
A vapor compression cycle is provided including a compressor, condenser, expansion device, and evaporator fluidly connected via one or more fluid conduits, A fluid circulating within the one of more fluid conduits has a high temperature glide. An intermediate heat exchanger has a first part including at least one pass there through and a second part including at least one pass there through. The first part is arranged downstream from the condenser and at least a portion of the fluid output from the condenser is provided to the first part of the intermediate heat exchanger. Within the first part, a temperature of the at least a portion of the fluid output from the condenser is reduced.
Aspects of the invention are directed towards a system and a method for locking an item. The item is locked in a housing comprising cavity for receiving the item. The housing comprises an electronic circuit for receiving a command from a user terminal to lock or unlock an item in the cavity of the housing. A motor resides in the housing which is actuated by the electronic circuit based on the command received from the user terminal. The housing further comprises a housing lock to lock or unlock the item on actuation of the motor.
Aspects of the invention are directed towards a system and method for saving power of a battery associated with item/s. One or more embodiments of the invention describe the method comprising steps of receiving a location and a charged status of a battery associated with each of one or more items placed inside a container. The method further describes steps of assigning a cluster to a group of items from the one or more items based on the location of each of the one or more items and identifying a master item from the group of items based on the charged status of each item in the cluster. The method also describes steps of transmitting a message to the master item for sensing a parameter for the group of items in the cluster and receiving a sensed parameter from the master item for the group of items.
Disclosed is a gas detector system (240) for a refrigerated interior volume (103) of a transportation refrigeration unit (104), the system (240) having: a gas detector (242, 301, 480) that defines an enclosure (420), the enclosure (420) defines a chamber (460) therein, the cover (440) including a chamber opening, and an infrared (IR) sensor (301, 480) within the chamber (460); and a heater (500) adjacent to or within the enclosure (420), the heater (500) configured to reduce moisture within the chamber (460) and/or prevent moisture from accumulating from within the chamber (460) during a refrigeration cycle.
Aspects of the invention are directed towards a system and a method for determining a false alarm based on analysis of video/s. One or more embodiments of the invention describe the method comprising steps of receiving one or more pre-recorded videos, the one or more pre-recorded videos indicating a false alarm activation. One or more embodiments of the invention further describe steps of analyzing false alarm activation in the one or more pre-recorded videos and receiving a real-time video captured from a camera. Accordingly, the false alarm is determined in the real-time video based on the analysis of the false alarm activation in the one or more pre-recorded videos.
A system comprising a fire extinguisher, one or more indicator devices disposed on the fire extinguisher adapted to actuate in a series representing a series of operations to be performed by a user for extinguishing a fire with the fire extinguisher, and a controller for controlling the actuation series of the one or more indicator devices.
A hub assembly for a door handle includes a hub body that extends along a longitudinal axis and has a first end portion including a spindle recess and a second end portion including a handle attachment protrusion. A spindle slideably received within the spindle recess in the first end of the hub body. A spring at least partially located within the spindle recess on the hub body and in engagement with the spindle.
An outdoor HVAC unit includes a housing. A compressor is located within the housing. A heat exchanger is located within the housing and is in fluid communication with the compressor. At least one expansion device is located within the housing and is in fluid communication with the heat exchanger.
A transportation container (10) includes a storage volume (30). A refrigeration system (20) is contained within the storage volume (30). The refrigeration system (20) includes a fan (22) configured to ingest exterior air, a condenser coil (24) immediately downstream of the fan, and a vent configured exhaust spent cooling air from the storage volume (30). A controller (50) is configured to control the refrigeration system (20). The controller includes instructions configured to cause the refrigeration system to detect an indication of operational deterioration of a transportation container refrigeration system, reverse a rotational direction of an airflow fan such that air is drawn over a refrigeration coil and expelled from the transportation container using the airflow fan, and revert the rotational direction of the airflow fan at a conclusion of a cleaning operation.
Disclosed is an entry system for a building having: a first door lock that includes a controller; wherein the first door lock is configured for encoding access rights to a first client key card responsive to a first engagement with a master key card.
Disclosed is a HV AC/R system including: an HVAC/R component that has a heat exchanger, the HVAC/R component configured to allow a refrigerant to flow therethrough; a housing with the heat exchanger disposed there therein, and a supply side air conduit connected to the housing, the supply side air conduit being operably coupled to the HVAC/R component; a supply side leak mitigation damper operably coupled to the supply side air conduit; and wherein the supply side leak mitigation conduit is configured to selectively block airflow through the supply side air conduit.
Disclosed is a heat exchanger assembly including: a coil; one baffle connected to a first end of the coil, the one baffle being configured to capture a liquid refrigerant that has leaked from the coil, the one baffle being configured to direct the liquid refrigerant toward a first end of a drain pan.
An air conditioning system includes an indoor unit located in or connected to a conditioned space, and an outdoor unit located outdoors at an exterior of the conditioned space. An input pathway operably connects the outdoor unit to the indoor unit and is configured to deliver a flow of liquid refrigerant from the outdoor unit to the indoor unit during operation of the air conditioning system. A return pathway operably connects the outdoor unit to the indoor unit and configured to deliver a flow of vapor refrigerant from the indoor unit to the outdoor unit. One or more high flow fittings are located along each of the input pathway and the return pathway, and are configured to automatically actuate from an open position to a closed position in response to a flow rate of refrigerant through the high flow fitting exceeding a preselected threshold.
A centrifugal compressor and a refrigerating device. The centrifugal compressor includes: a shell, which has a fluid inlet and a fluid outlet; a motor assembly including a stator and a rotor, the rotor including a vertically arranged rotor shaft; a centrifugal compression mechanism, an impeller of which is connected with the rotor shaft so as to be driven by the motor assembly, wherein the centrifugal compression mechanism is arranged downstream of the fluid inlet to receive fluid, compress and pressurize the fluid, and output the pressurized fluid in a direction away from the motor assembly; and a guide member, which receives the pressurized fluid from the centrifugal compression mechanism, and which defines a flow passage alone or together with a part of the shell, wherein the flow passage is configured such that the pressurized fluid from the centrifugal compression mechanism passes through and cools the motor assembly.
A method for reporting activity at a lock includes detecting an access attempt at the lock in response to a credential presented at the lock; determining if an event is to be generated in response to the access attempt; upon generation of the event, determining if an alert is to be generated in response to the event.
A method for diluting a leaked refrigerant in a refrigeration system according to an example of the present disclosure includes operating the refrigeration system in a purge mode based on at least one purge condition prior to initiating a compressor of the refrigeration system. A refrigeration system according to an example of the present disclosure includes a compressor configured to compress refrigerant in a refrigerant line, a heat exchanger configured to exchange heat with the refrigerant line in a heat exchange mode, a fan configured to pass air through the heat exchanger to an indoor space, and a controller configured to operate the refrigeration system in a purge mode based on at least one purge condition prior to initiating the compressor.
A method for a refrigeration system according to an example of the present disclosure includes monitoring a performance characteristic of a refrigeration system, and based on the performance characteristic deviating from a predefined expected value by more than a predefined threshold: determining that the refrigeration system is leaking refrigerant, and operating a fan configured to pass air through a heat exchanger of the refrigeration system to dissipate the leaked refrigerant. A refrigeration system is also disclosed that is operable to detect and mitigate refrigerant leaks.
A handle assembly includes a hub body that extends along a central longitudinal axis that has a first end portion that includes a first set of handle adapter engagement features and a second set of handle adapter engagement features. A handle adapter includes at least one of a first set of hub engagement features for engaging the first set of handle adapter engagement features or a second set of hub engagement features for engaging the second set of handle adapter engagement features. A handle engages both the handle adapter and the hub body.
A heat exchanger includes an inlet manifold and an outlet manifold. A plurality of heat exchanger tubes are in fluid communication with the inlet manifold at a first end portion and the outlet manifold at a second end portion. The outlet manifold fluidly connects outlets on each of the plurality of heat exchanger tubes. A plurality of fluid conduits are in fluid communication with and extending from the outlet manifold. The plurality of fluid conduits are longitudinally spaced along the outlet manifold and are in fluid communication with a common outlet.
A refrigeration system includes a compressor connected to a first heat exchanger and a second heat exchanger. An expansion device is connected between the first heat exchanger and the second heat exchanger. A ratio of a volume of the first heat exchanger to a volume of the second heat exchanger is between 0.6 and 1.8.
A method for communicating amongst a plurality of peripherals within a mesh network including a first subnet and a second subnet including: receiving an advertisement from one or more peripherals of the plurality of peripherals, the adv ertisement including a hop count, a subnet identifier, and a unique subnet device identifier, the subnet identifier indicating the first subnet or the second subnet and the unique subnet device identifier indicating a specific peripheral of the plurality of peripherals within the mesh network; triggering a message send event; determining a desired stream direction within the mesh network; determining a desired subnet of the mesh network; determining a destination peripheral of the one or more peripherals within the desired subnet and in the desired stream direction in response to the hop count, the subnet identifier, and the unique subnet device identifier; connecting to the destination peripheral; and sending the message to the destination peripheral.
H04L 12/715 - Hierarchical routing, e.g. clustered networks or inter-domain routing
H04L 12/733 - Selecting a path with minimum length or minimum hop count
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
A centrifugal compressor and a refrigerating device. The compressor includes: a shell, which has a fluid inlet at a first position of the shell, and a fluid outlet at a second position of the shell, a motor assembly, which is arranged in the shell and includes a stator and a rotor, the rotor including a vertically arranged rotor shaft, and the rotor shaft including a lower end and an upper end; a centrifugal compression mechanism, an impeller of which is connected with the rotor shaft so as to be driven by the motor assembly; and a guide member, which is located above the centrifugal compression mechanism, and which defines a flow passage alone or together with a top part of the shell.
A method for a refrigeration system according to an example of the present disclosure includes measuring a pressure of fluid in a refrigerant line of a heat exchanger of a refrigeration system, and measuring a value of at least one of a dewpoint temperature and a bubble point temperature of the fluid at the measured temperature. The method also includes determining an expected value associated with said at least one of the dewpoint temperature and the bubble point temperature of the fluid at the measured pressure, and determining whether the fluid includes a correct refrigerant composition based on a comparison of the measured and expected values. A refrigeration system operable to determine whether a fluid includes a correct refrigerant composition is also disclosed.
An electrocaloric fiber includes an electrocaloric material surrounding a centrally located electrode. The electrocaloric fiber may further include an outer electrode surrounding the electrocaloric material. The electrocaloric fiber may be used to form an elecirocaloric fabric.
An air conditioning system includes a main circuit having a multi-stage compressor, a condenser, a throttling element and an evaporator connected by pipelines; and a cooling branch, the inlet of which is connected to the main circuit between the condenser and the throttling element, and the outlet of which is connected to at least one of the first-stage suction port and the intermediate-stage suction port of the multi-stage compressor, wherein the cooling branch flows through the drive motor of the multi-stage compressor, and a regulating valve for controlling the opening of the cooling branch is provided on the cooling branch; and a control module that controls the opening of the regulating valve on the cooling branch based on the temperature of the outlet downstream of the drive motor on the cooling branch and the intermediate suction pressure of the intermediate-stage suction port of the multi-stage compressor.
Disclosed is an air conditioning system having: a first HVAC assembly comprising an indoor heat exchanger and a fan; a first sensor, configured to sense a first temperature reading, operably coupled to the indoor heat exchanger; a second sensor, configured to sense a second temperature reading, positioned downstream of the first sensor and detached from the indoor heat exchanger; and a system controller configured to activate the fan to deliver airflow across the indoor heat exchanger when the difference between the first temperature reading and the second temperature reading is greater than or equal to a predetermined threshold, the temperate differing being checked when the first HVAC assembly is in an inactive mode and the fan and a compressor operably connected to the first HVAC assembly are in an inactive mode.
F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems
F24F 11/77 - Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
47.
REFRIGERANT SYSTEM OPERATION SEQUENCES FOR LEAK PREVENTION
A method of shutting down a refrigeration system including: initiating a shutdown process of the refrigeration system; closing a first valve within a refrigerant circuit of the refrigeration system; operating a compressor within the refrigerant circuit; detecting a suction pressure within the refrigerant circuit; closing a second valve within the refrigerant circuit of the refrigeration system when the suction pressure is below a threshold suction pressure; and stopping operation of the compressor.
A joint assembly comprising a first cup and a second cup for joining a first pipe and a second pipe. The first and the second pipes have an offset in a three-dimensional space having 'x', 'y', and 'z' dimensions, where the longitudinal axes of the first and the second pipes are in the 'z' dimension. The first cup and the second cup are adapted to join the first pipe with the second pipe by compensating for the offset in the 'x', 'y', and 'z' dimensions.
Aspects of the invention are directed towards a method and an apparatus for wireless charging of batteries of electronic accessing devices. One or more embodiments of the invention describe the method comprising steps of establishing a first connection between a battery (106, 312) of an accessing device (102) and a receiver (104) and a second connection between the accessing device and a transmitter (108, 202), the transmitter (108, 202) and the receiver (104) being associated with each other. The method further comprises determining a charging status of the battery (106, 312) of the accessing device (102) and communicating the charging status of the battery (106, 312) to the transmitter (108, 202) on determining that the charging status of the battery (106, 312) reaches below a predefined threshold value via the second connection. The method also comprises charging the battery (106, 312) of the accessing device with power from the receiver (104) using the first connection, wherein the receiver (104) receives the power from the transmitter (108, 202) over the air.
H02J 50/20 - Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
H02J 50/50 - Circuit arrangements or systems for wireless supply or distribution of electric power using additional energy repeaters between transmitting devices and receiving devices
H02J 50/80 - Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
G07C 9/00 - Individual registration on entry or exit
A tube and fin heat exchanger includes a plurality of heat exchange tubes configured for flowing a refrigerant therethrough, a plurality of fins positioned such that the plurality of heat exchange tubes pass through a plurality of tube openings in the plurality of fins, and a plurality of vortex generators extending from a fin surface of the plurality of fins. The plurality of vortex generators are arranged to define nozzle like passages at the heat exchange tubes.
F28F 1/32 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
F28F 13/12 - Arrangements for modifying heat transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
F28D 1/04 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits immersed in the body of fluid with tubular conduits
Disclosed is a double wave fin plate for a fin-tube heat exchanger, having: one half-plate having one perimeter edge with one cut-out forming one portion of a tube connector; another half-plate having another perimeter edge with another cut-out forming another portion of the tube connector; the one perimeter edge and the other perimeter edge are connected to one another about each cut-out to form the fin plate and the tube connector; one surface waveform is formed on the one half-plate; another surface waveform is formed on the other half-plate, and the one surface waveform is disposed at an angle to the other surface waveform in the fin plate.
F28D 1/047 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
F28F 1/32 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
52.
A METHOD AND SYSTEM TO ENABLE AN APPLIANCE TO COMMUNICATE
Aspects of the invention are directed towards a system and a method for enabling an appliance to communicate. One or more embodiments of the invention describe the method comprising steps of detecting an event associated with an appliance by an electronic circuit, the electronic circuit coupled with the appliance. One or more embodiments of the invention further describe steps of determining a code corresponding to the detected event and converting the code to an audio signal. Accordingly, the audio signal is transmitted to a virtual assistance device communicably coupled with the appliance.
A method for human-robot collaboration including: acquiring visual temporal data of a human partner to a robot; determining, using a generative module, predicted future visual temporal data in response to the visual temporal data, the visual temporal data including current visual temporal data and previous visual temporal data; and determining, using a discriminative module, a vector of probabilities indicating the likelihood that a future action of the human partner belongs to each class among a set of classes being considered in response to at least the future visual temporal data and the visual temporal data.
A pressure gauge includes a housing, a helical tube, and a compensation member. The housing has an inlet. The helical tube is arranged within the housing and has a closed end and an open end, the open end of the helical tube in fluid communication with the inlet. The compensation member is arranged between the between the open end and the closed end of the helical tube, the compensation member fixed to the helical tube. The compensation member and the helical tube are formed from materials having different coefficients of thermal expansion to limit movement of the closed end of the helical tube due to temperature change of a compressed fluid in fluid communication with the helical tube. Pressure vessel assemblies and methods of displaying pressure in pressure vessels are also described.
G01L 7/04 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges in the form of flexible, deformable tubes, e.g. Bourdon gauges
G01L 19/04 - Means for compensating for effects of changes of temperature
55.
DISCHARGE VALVES, PRESSURE VESSEL ASSEMBLIES HAVING DISCHARGE VALVES, AND METHODS OF MAKING DISCHARGE VALVES
A discharge valve includes a valve body, a closure, and a non-rigid valve member. The valve body has a bore that extends between an inlet and an outlet. The closure is seated to the valve body and extends to the bore. The non-rigid valve member has an interior and is fixed within the bore between the inlet and the outlet of the valve, the interior of the non-rigid valve member in fluid communication with the closure for expansion and contraction of the non-rigid valve member. Fire extinguisher assemblies and methods of making fire extinguisher assemblies are also described.
F16K 7/10 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with inflatable member
A62C 13/64 - Portable extinguishers which are permanently pressurised or pressurised immediately before use with a single permanently pressurised container the extinguishing material being released by means of a valve
56.
A SYSTEM AND A METHOD FOR APPLYING AUGMENTED REALITY TECHNIQUE TO AUDITS
Aspects of the invention are directed towards a system and a method for applying augmented reality technique to audits related to a device. One or more embodiments of the invention describe a method comprising steps of receiving audits from a first device by a second device over a communication channel, the audits associated with one or more components of the first device. The method further comprises steps of analyzing the audits by the second device to generate an audit report of a status of each of the one or more components and generating an augmented reality image for the one or more components by the second device based on a pre-generated image, the augmented reality image exhibiting as a status in the audit report of the one or more components of the first device.
Aspects of the invention are directed towards an apparatus and a method for providing seamless access of a premises to a user based on an angle of arrival. One or more embodiments of the invention describe receiving advertisements from accessing devices on a user terminal and filtering of the advertisements from the accessing devices based on the angle of arrival. An accessing device which is intended for access is determined when the user terminal is directed towards the accessing device based on the filtering. The method also comprises sending an access command to the accessing device based on the determination.
G07C 9/00 - Individual registration on entry or exit
G06Q 90/00 - Systems or methods specially adapted for administrative, commercial, financial, managerial or supervisory purposes, not involving significant data processing
H04W 4/02 - Services making use of location information
A vertical door latch assembly includes an electro-mechanical lock assembly and a rotatable engagement feature. A controller is in electrical communication with the electro-mechanical lock assembly. The controller is configured to direct the electro-mechanical lock assembly between a locking position with the electro-mechanical lock assembly in locking engagement with the rotatable engagement feature and a non-locking position with the electro-mechanical lock assembly in non-engagement with the rotatable engagement feature.
E05B 47/00 - Operating or controlling locks or other fastening devices by electric or magnetic means
E05F 15/668 - Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings for overhead wings
E06B 9/80 - Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
59.
REFRIGERATION SYSTEM WITH A PLURALITY OF STEAM EJECTORS CONNECTED TO A PLURALITY OF FLOW TRAPS
A vertical door latch assembly includes a bolt that has a catch portion located adjacent a distal end of the bolt. A latch has a retention feature for engaging the catch portion of the bolt. An electro-mechanical locking assembly secures the latch between a locking position preventing movement of the bolt and a non-locking position allowing movement of the bolt. A controller is in electrical communication with the electro-mechanical locking assembly and is configured to direct the electro-mechanical locking assembly between the locking position and the non-locking position.
E05B 47/06 - Controlling mechanically-operated bolts by electromagnetically-operated detents
E05B 47/00 - Operating or controlling locks or other fastening devices by electric or magnetic means
E05B 63/24 - Arrangements in which the fastening members which engage one another are mounted respectively on the wing and the frame and are both movable, e.g. for release by moving either of them
A vertical door latch assembly includes a housing. A bolt is movably attached to the housing and includes a catch portion. An actuator lock assembly is located within the housing for securing the bolt between a locking position preventing movement of the bolt and a non-locking position allowing movement of the bolt. A controller is in electrical communication with the actuator lock assembly and is configured to direct the actuator lock assembly between the locking position and the non-locking position.
Aspects of the invention are directed towards a system and a method for providing access of an accessing device to a user. One or more embodiments of the invention describe a method comprising steps detecting an access card by an accessing device associated with a premises and establishing a communication between the accessing device and a user device after detecting the access card. Further, the method comprises steps of generating user credentials for a user of the user device to access the accessing device and transmitting the user credentials to the user device to access the accessing device using the user credentials.
The present application discloses a glass assembly for a refrigeration device, which includes: at least a first glass sheet and a second glass sheet that are spaced apart from each other, the first glass sheet and the second glass sheet each having a first edge and an opposed second edge; a first conductive heating film attached to the first glass sheet and a second conductive heating film attached to the second glass sheet; and first and second terminals disposed at one of the first edge and the second edge, the first and second terminals being respectively connected to the first conductive heating film and the second conductive heating film, and the first conductive heating film and the second conductive heating film being connected to each other at the other one of the first edge and the second edge.
H05B 3/84 - Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields
E06B 3/67 - Units comprising two or more parallel glass or like panes in spaced relationship, the panes being permanently secured together, e.g. along the edges characterised by additional arrangements or devices for heat or sound insulation
64.
METHODS AND SYSTEMS TO DETERMINE A SERVICE TIME FOR PROVIDING A SERVICE
Aspects of the invention are directed towards a system and a method for determining a service time for providing a service to a room based on an availability of a user in the room. One or more embodiments of the invention describe the method comprising steps of receiving audits associated with a lock of a room. One or more embodiments of the invention further describe determining if a user of the room has opted for a user privacy service and analyzing the audits if the user has opted for the user privacy service. Furthermore, the embodiments of the invention also describe determining an availability of the user in the room based on analysis of the audits and determining a service time for providing a service to the room based on the availability of the user in the room.
A cooling system includes a compressor operable to compress refrigerant, an accumulator upstream from the compressor. The accumulator is operable to collect liquid from the refrigerant. A sensor is located upstream from the accumulator. The sensor is operable to detect information including a temperature and a pressure of the refrigerant. The controller is in communication with the sensor. The controller is operable to determine a rate of accumulation of liquid in the accumulator based on the information from the sensor. A method of operating a cooling system is also disclosed.
A refrigerant compressor assembly (20A, 20B, 20C) includes an axial compressor (22B, 22C, 22) that includes at least one axial stage. A downstream compressor (24) is located fluidly downstream of the axial compressor (22B, 22C, 22) and includes one of a mixed-flow impeller (46) or a centrifugal impeller (96). At least one motor (26, 27) is in driving engagement with at least one of the axial compressor (22B, 22C, 22) and the downstream compressor (24).
F04D 25/02 - Units comprising pumps and their driving means
F04D 17/02 - Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids having non-centrifugal stages, e.g. centripetal
67.
A SYSTEM AND METHOD FOR AUTOMATED TRACKING OF ITEM/S
Aspects of the invention are directed towards a system and a method automated tracking of item/s. One or more embodiments of the invention describe a method comprising steps of detecting location of an item by a first communication module or a second communication module, the item coupled to an electronic circuit and receiving data corresponding to one or more parameters associated with the item. The method further comprises step of transmitting the location along with the data corresponding to the parameters associated with the item to a server by the first communication module when the item is placed inside a receptacle or by the second communication module when the item is placed outside the receptacle.
The present disclosure provides a refrigeration cabinet system and a method for controlling a refrigeration cabinet system. The refrigeration cabinet system includes: one or more indoor units, and an outdoor unit (1); wherein an outdoor unit outlet (12) is connected to each indoor unit inlet (211, 221) through a pipeline (31), and each indoor unit outlet (212, 222) is connected to an outdoor unit inlet (11) through pipelines (321, 322); wherein in the outdoor unit (1), a controller (14) is connected to a pressure sensor (13) to obtain pressure information on a suction side of an inverter compressor (15), and the controller (14) changes an operating frequency of the inverter compressor (15) based on the pressure information to control the pressure on the suction side of the inverter compressor to be within a certain range, thereby maintaining a saturated evaporation temperature of the evaporator (214, 224) of each indoor unit to be within a range of -1.5°C to +1.5°C. The refrigeration cabinet system and the control method according to the embodiments of the present disclosure improve the efficiency of the refrigeration cabinet system.
F25B 5/02 - Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems
F25D 13/02 - Stationary devices associated with refrigerating machinery, e.g. cold rooms with several cooling compartments, e.g. refrigerated locker systems
F25D 19/00 - Arrangement or mounting of refrigeration units with respect to devices
69.
TRAILER COMPARTMENT TRANSPORTATION REFRIGERATION UNIT OPERATION VISUALIZATION
A transport refrigeration system (100) including a refrigerated cargo space (119) subdivided into one or more compartments (121A, 121B 121C) including a first compartment; a transportation refrigeration unit (22) configured to provide conditioned air to each of the one or more compartments; and a display (400) configured to generate a graphical user interface comprising one or more graphical user interface sections (422A, 422B, 422C), wherein the one or more graphical user interface sections comprise a first graphical user interface section (422A) associated with the first compartment (121A), wherein the first graphical user interface section displays operating parameters for the first compartment, and wherein the first graphical user interface section displays a compartment icon (428) illustrating a current compartment layout of the one or more compartments and identifies the first compartment.
Aspects of the invention are directed towards a system and a method for validating data associated with parameter/s. One or more embodiments of the invention describe a method comprising steps of receiving a first data associated with a parameter monitored by a first sensing device which is associated with a controller and determining validity of the first data. The method further comprising the steps of receiving a second data from a second sensing device by the controller if the first data is invalid. The method also comprising the steps of connecting with a server if connectivity with the second sensing device is not available and receiving a third data for the second sensing device, wherein the server receives the third data from the second sensing device. And then, the second data or the third data associated with the parameter is validated.
H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
H04W 4/38 - Services specially adapted for particular environments, situations or purposes for collecting sensor information
H04W 4/70 - Services for machine-to-machine communication [M2M] or machine type communication [MTC]
G01D 3/08 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
71.
CONDENSATE RECEPTOR WITH HEAT SHIELD FOR VERTICAL MOUNTED V-COIL HEAT EXCHANGER
Disclosed is a system for receiving condensate from a v-coil heat exchanger (v-coil), having: a receptor that has: a first channel having a first length defined between first opposing ends, the first channel configured to receive the v-coil, the first channel having a first bottom surface; a second channel disposed at an angle to the first channel and connecting with the first channel at a junction so that fluid flows downstream from the first channel into the second channel, the second channel having a second bottom surface that extends below the first bottom surface; and a heat shield connected to the first channel and extending below the first channel.
F28D 1/04 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or mo with the heat-exchange conduits immersed in the body of fluid with tubular conduits
72.
CENTRIFUGAL OR MIXED-FLOW COMPRESSOR INCLUDING ASPIRATED DIFFUSER
A compressor including a casing and an impeller arranged within the casing. The impeller is rotatable about an axis. A diffuser section is arranged within the casing. The diffuser section is positioned downstream from an outlet of the impeller and includes a first set of vanes disposed circumferentially about the diffuser section and a second set of vanes disposed circumferentially about the diffuser section. At least one vane in the second set of vanes includes an aspiration slot.
Aspects of the invention are directed towards a system and a method for streaming video. One or more embodiments of the invention describe a method comprising steps of transmitting a request to a server by a user device for streaming a video and receiving one or more video segments of the video from the server. One or more embodiments of the invention further describe creating object uniform resource locators (URLs) for each of the one or more video segments and transmitting the created object URLs to the server, wherein an in-memory playlist is created on the server including the object URLs of the one or more video segments. The user device receives the playlist URL of the in-memory playlist from the server and streams the one or more video segments of the video at the user device by using the playlist URL.
H04N 21/472 - End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification or for manipulating displayed content
H04N 21/61 - Network physical structure; Signal processing
H04N 21/845 - Structuring of content, e.g. decomposing content into time segments
H04N 21/858 - Linking data to content, e.g. by linking an URL to a video object or by creating a hotspot
H04N 21/262 - Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission or generating play-lists
H04N 21/266 - Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system or merging a VOD unicast channel into a multicast channel
H04N 21/658 - Transmission by the client directed to the server
H04N 21/6587 - Control parameters, e.g. trick play commands or viewpoint selection
H04N 21/43 - Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronizing decoder's clock; Client middleware
G06F 16/955 - Retrieval from the web using information identifiers, e.g. uniform resource locators [URL]
H04N 21/231 - Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers or prioritizing data for deletion
74.
SECURITY SYSTEM WITH DISTRIBUTED AUDIO AND VIDEO SOURCES
Disclosed is a client station of an alarm system, including a housing and having, within the housing: a client station power transformer; a client station speaker; a client station microphone; a client station controller, wherein the client station is configured for: communicating, bi-directionally, with a hub station controller of a hub station over a short range telecommunications network; and communicating, bi-directionally, with a central station controller of a central station through the hub station.
G08B 25/08 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/14 - Central alarm receiver or annunciator arrangements
G08B 29/20 - Calibration, including self-calibrating arrangements
G08B 13/16 - Actuation by interference with mechanical vibrations in air or other fluid
G08B 29/18 - Prevention or correction of operating errors
G08B 29/24 - Self-calibration, e.g. compensating for environmental drift or ageing of components
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
75.
A SYSTEM AND METHOD FOR AUTOMATICALLY CALLING ELEVATOR/S
Aspects of the invention are directed towards a system and a method for automatically calling an elevator. One or more embodiments of the invention describe a method comprising steps of receiving, from an accessing device, a state of the accessing device associated with the premises and prompting a user of a user device to provide information based on the state. The method further comprising step of transmitting a request to the accessing device for automatically calling an elevator based on the information provided by the user.
Aspects of the invention are directed towards systems and methods for changing the premises in a building such as hotel or the like. An accessing device is encoded and provided to a guest to access first premises. The guest may request for second premises. Accordingly, the guest may receive information related to second premises along with a unique code to access the second premises. On entering the unique code the guest is prompting to receive second encoding associated with the second premises.
Disclosed is a shell-and-tube heat exchanger assembly, having: a first tubesheet configured for being secured to a shell of the shell-and-tube heat exchanger assembly, the first tubesheet including: a first section and a second section; the second section configured to be secured to a first shell end of the shell; and the first section including a plurality of holes configured to support a respective plurality of aluminum tubes extending through the shell, wherein the first section is configured to limit a galvanic response of the plurality of aluminum tubes when exposed to a chiller water.
F28D 7/16 - Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
A method of detecting a flame in an image comprising the step of acquiring a series of infrared images from an infrared imager. Image flow vectors are calculated for each of the series of infrared images and stored in a corresponding 2D vector array. At least one 3D image flow data set is generated from the corresponding 2D vector arrays. A 2D pixel intensity array is generated for each of the series of infrared images. A 3D pixel intensity data set is generated from the 2D pixel intensity arrays. A Fourier Transform and infrared metrics are calculated. The infrared metrics are compared to an infrared threshold criteria. A corresponding 2D threshold array for each of the series of infrared images is generated. A 3D threshold data set is generated from the 2D threshold arrays. A flame status is determined based on the 3D threshold data set.
Disclosed is a hub station of an alarm system, having: a hub station housing; a hub station controller disposed within the hub station housing, wherein the hub station is configured for: monitoring, over a short range telecommunications network, a plurality of client stations that are distributed in a plurality of architectural zones, the plurality of client stations each including a client station housing and located therein a client station power transformer, a client station speaker, a client station microphone, and one of a plurality of client station controllers; determining, from the monitoring, that an alert condition exists in the one of the architectural zones; and establishing a first bidirectional communication concurrently with two or more of the plurality of client stations distributed in the plurality of architectural zones.
G08B 25/08 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/14 - Central alarm receiver or annunciator arrangements
G08B 29/20 - Calibration, including self-calibrating arrangements
G08B 13/16 - Actuation by interference with mechanical vibrations in air or other fluid
G08B 29/18 - Prevention or correction of operating errors
G08B 29/24 - Self-calibration, e.g. compensating for environmental drift or ageing of components
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
80.
SECURITY SYSTEM WITH DISTRIBUTED AUDIO AND VIDEO SOURCES
Disclosed is a hub station of an alarm system, having: a hub station housing; a hub station controller disposed within the hub station housing, wherein the hub station is configured for: communicating, bi-directionally over a short range network during an active alarm condition, with a plurality of client stations that are distributed in a plurality of zones, the plurality of client stations each including a housing and located therein a power transformer, a speaker, a microphone, and one of a plurality of controllers; obtaining, from the communicating during the active alarm condition, intrusion sound data indicative of sounds received by one or more of the plurality of client stations; and determining, from the intrusion sound data, intrusion location data indicative of a location and movement of an intrusion among the architectural zones; and forwarding, over a long range telecommunications network, the intrusion location data to a central station.
G08B 25/08 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/14 - Central alarm receiver or annunciator arrangements
G08B 29/20 - Calibration, including self-calibrating arrangements
G08B 13/16 - Actuation by interference with mechanical vibrations in air or other fluid
G08B 29/18 - Prevention or correction of operating errors
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
Aspects of the invention are directed towards a system and a method for unloking items. One or more embodiments of the invention describe establishing a connection between an item and a user device through a communication channel and receiving an input on the user device to unlock the item after the establishment of the connection. One or more embodiments of the invention further disclose prompting on the user device to provide information before unlocking the item and transmitting an unlock command to the item through the communication channel for unlocking the item after receiving the information.
G06Q 10/08 - Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
G16H 20/10 - ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to drugs or medications, e.g. for ensuring correct administration to patients
G16H 40/60 - ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
Aspects of the invention are directed towards sensing environmental parameters associated with an item and displaying information related to the item. One or more embodiments of the invention describe sensing, by one or more sensors, at least one environmental parameter associated with an item and validating, by a processor, the sensed environmental parameter with a pre-configured data stored in a memory. One or more embodiments of the invention further describe displaying information related to the item based on said validation, the information displayed on an electronic display coupled to the item.
A coolant system includes a multistage compressor having a plurality of surge detection sensors. A condenser is connected to an outlet of the multistage compressor. An economizer is connected to an outlet of the condenser and has a gaseous coolant outlet and a liquid coolant outlet. The liquid coolant outlet is connected to a cooler and the gaseous coolant outlet is connected to a second or later stage of the multistage compressor via a controllable valve. A controller is communicatively coupled to the surge detection sensors and the controllable valve. The controller includes a non-transitory medium storing instructions for causing the controller to detect an occurrence of a surge and restricting a flow through the controllable valve until the surge has ceased.
A detection system includes a photodetector, a spatial light modulator (SLM) device optically coupled to the photodetector, and a controller. The controller is operatively connected to the SLM device and is disposed in communication with the photodetector and a memory. The memory has instructions recorded on the memory that cause the controller to communicate a SLM pattern sequence to the SLM device, modulate illumination incident on the SLM device according to the SLM pattern sequence to generate an illumination pulse sequence, and receive an intensity-time profile from the photodetector corresponding to the SLM pattern sequence. The instructions also cause the controller to signal, with spatial specificity, presence of flame or gas when the intensity-time profile indicates that flame or gas is present within a field of view of the detection system. Detection methods and computer program products are also described.
The present application provides a refrigeration unit. The refrigeration unit comprises: a refrigeration circuit including a compressor, a condenser, a thermal expansion valve, and an evaporator connected into a circuit; and a heat recovery system comprising a thermoelectric module, a control module and a battery; wherein the thermoelectric module includes a first side and a second side, the first side being configured to establish a thermal connection with a first heat source and the second side being configured to establish a thermal connection with a second heat source, the first heat source and the second heat source having different temperatures, the thermoelectric module being configured to generate power by the temperature difference between the first heat source and the second heat source; and wherein the control module is configured to store the power generated by the thermoelectric module to the battery, the battery being configured to drive the refrigeration circuit. The refrigeration of the present application has the advantages of being simple in structure, convenient to use, high in operation efficiency and the like, and thermal energy can be at least partially recycled for operation of the refrigeration unit, thereby improving the refrigeration efficiency.
A transport refrigeration unit (TRU) is provided. The TRU includes a housing defining a flow path from an intake to an outlet, a blower to drive air along the flow path from the intake to the outlet, coils disposed in the flow path between the intake and the outlet and over which the air driven by the blower flows, a defrost element to execute a defrost action with respect to the coils, sensing elements at the intake and the outlet to sense pressures of the air at the intake and the outlet and a controller. The controller is configured to control at least one of the blower and the defrost element in accordance with readings of the sensing elements.
A compressor includes a housing. An impeller is located within the housing and rotatable about an impeller axis in a first rotational direction. A rotor section is rotatable about the impeller axis in a second rotational direction opposite the first rotational direction.
F04D 17/02 - Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids having non-centrifugal stages, e.g. centripetal
A mixed-flow compressor includes an impeller attached to a shaft and rotatable about a shaft axis. A vaneless diffuser is located axially downstream of the impeller and has a converging portion and a diverging portion. A vaned diffuser is located axially downstream of the vaneless diffuser.
F04D 21/00 - Pumps specially adapted for elastic fluids involving supersonic speed of pumped fluids
F04D 17/02 - Radial-flow pumps specially adapted for elastic fluids, e.g. centrifugal pumps; Helico-centrifugal pumps specially adapted for elastic fluids having non-centrifugal stages, e.g. centripetal
A refrigeration unit for use with a container includes a compressor, a condenser, an expansion device and an evaporator configured to circulate a refrigerant; a condenser section housing the condenser; an evaporator section housing the evaporator; a removable access panel mounted to the evaporator section, the removable access panel serving as a mounting location for at least one component of an atmosphere control system.
F25D 11/00 - Self-contained movable devices associated with refrigerating machinery, e.g. domestic refrigerators
F25D 17/04 - Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating gas, e.g. by natural convection
A23B 7/00 - Preservation or chemical ripening of fruit or vegetables
An electric compressor motor includes a stator ring having a plurality of stator winding slots and a plurality of stator windings. Each of said stator windings is received in a stator winding slot of the plurality of stator winding slots. The stator ring also includes a plurality of cooling slots. Each cooling slot in the plurality of coolant slots is defined along an axial length of at least one corresponding stator winding slot of the plurality of stator winding slots such that a shared opening between each stator winding slot and at least one corresponding coolant slot is defined. The cooling slots are configured to allow coolant to directly contact at least one stator winding in the corresponding at least one stator winding slot.
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 9/10 - Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
H02K 9/00 - Arrangements for cooling or ventilating
F25B 1/053 - Compression machines, plants or systems with non-reversible cycle with compressor of rotary type of turbine type
An integrated fire suppression system includes a plurality of fire detection systems. Each of the fire detection systems is individually addressable. A control system is communicatively coupled to each of the fire detection systems. A plurality of building systems is communicatively connected to the control system. The plurality of building systems includes at least one of a fire suppression system, an alarm system, a heating ventilation and cooling (HVAC) system, a building power supply system, and a building security system. The control system is configured to provide a localized response to a fire detection by at least one fire detection system in the plurality of fire detection systems, the localized response being a response in at least one of the plurality of building systems.
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
A62C 99/00 - Subject matter not provided for in other groups of this subclass
92.
SPATIAL AND TEMPORAL PATTERN ANALYSIS FOR INTEGRATED SMOKE DETECTION AND LOCALIZATION
A detection system for measuring one or more conditions within an area. At least one fiber optic cable transmits light wherein the at least one fiber optic cable defines a plurality of nodes arranged to measure the one or more conditions. A control system communicates with the at least one fiber optic cable such that scattered light and a time of flight record is transmitted from the at least one fiber optic cable to the control system. The control system includes a detection algorithm operable to identify a portion of the scattered light associated with each of the plurality of nodes. When determining an alert, the control system transmits data associated with a presence and magnitude of the one or more conditions at each of the plurality of nodes and, in return, receives a notification based on the data transmitted to the cloud computing environment.
Methods and systems for power management are provided. Aspects include receiving, by a controller (302), load data associated with two or more refrigeration systems, wherein the two or more refrigeration systems comprise at least a first refrigeration system (306a, 308a) and a second refrigeration system (306b, 308b), determining, by the controller (302), an available power capacity for the first refrigeration system (306a, 308a) and the second refrigeration system (306b, 308b), operating, by the controller (302), the first refrigeration system (306a, 308a) and the second refrigeration system (306b, 308b) in a plurality of modes based at least in part on the load data and the available power capacity, wherein the plurality of modes comprise an unloaded mode and a plurality of loaded modes.
F25B 5/02 - Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
F25B 6/02 - Compression machines, plants or systems, with several condenser circuits arranged in parallel
F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems
F25D 11/02 - Self-contained movable devices associated with refrigerating machinery, e.g. domestic refrigerators with cooling compartments at different temperatures
F25D 19/00 - Arrangement or mounting of refrigeration units with respect to devices
F25D 19/04 - Arrangement or mounting of refrigeration units with respect to devices with more than one refrigeration unit
F25D 29/00 - Arrangement or mounting of control or safety devices
94.
SMOKE DETECTION AND LOCALIZATION BASED ON CLOUD PLATFORM
A detection system for measuring one or more conditions within an area. At least one fiber optic cable transmits light wherein the at least one fiber optic cable defines a plurality of nodes arranged to measure the one or more conditions. A control system communicates with the at least one fiber optic cable such that scattered light and a time of flight record is transmitted from the at least one fiber optic cable to the control system. The control system includes a detection algorithm operable to identify a portion of the scattered light associated with each of the plurality of nodes. When determining an alert, the control system transmits data associated with a presence and magnitude of the one or more conditions at each of the plurality of nodes to a cloud computing environment and, in return, receives from, the cloud computing environment a notification based on the data transmitted to the cloud computing environment.
G08B 17/10 - Actuation by presence of smoke or gases
G08B 21/12 - Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
G08B 25/04 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
G01N 21/25 - Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
G01N 21/53 - Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
95.
METHODS AND SYSTEMS FOR MANAGING ACCESS OF AN APPLICATION
Aspects of the invention are directed towards a method and a system for managing access of an application (104). One or more embodiments of the invention describe receiving an indication from a user (108, 118) to access an application (104). One or more embodiments of the invention further describe determining whether a user device (102) is in an offline mode and if the user device (102) is in the offline mode, prompting the user (108,118) to input user credentials (106i, 116j). Furthermore, the embodiments of the invention also describe receiving the user credentials (106i, 116j) from the user (108,118) and validating the user credentials (106i) of the user (108) with pre-stored user credentials (106i). Accordingly, access of the application (104) to the user (108) is controlled based on said validation.
The present application discloses a diffuser system and a centrifugal compressor comprising the same. The diffuser system comprises: a passage through which a compressed gas is flowable; and a wall defining the passage, the wall comprising a movable part which is driven to enter the passage so as to change a flow area of the passage, wherein the movable part comprises an elastomer configured to expand to guide the flow of the compressed gas when at least a portion of the movable part enters the passage, and to retract when the movable part withdraws from the passage. The diffuser system involved in the present application re-orients a flow route of the compressed gas in the passage.
Provided are embodiments including a system for operating an augmented reality model-based fire extinguisher training platform. The system includes a computation engine configured to receive one or more inputs and generate a simulation based on the one or more inputs, and a fire extinguisher configured to communicate with the computation engine, wherein the fire extinguisher includes a plurality of sensors to provide feedback to the computation engine. The system also includes a display device that is operably coupled to the computation engine and is configured to display the generated simulation from the computation engine, and wherein the computation engine is configured to perform analytics to generate a recommendation for a design of the fire extinguisher based at least in part on the feedback from fire extinguisher. Also provided are embodiments that include a method for operating an augmented reality model-based fire extinguisher training platform.
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
G06F 3/0346 - Pointing devices displaced or positioned by the user; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
A62C 99/00 - Subject matter not provided for in other groups of this subclass
G09B 9/00 - Simulators for teaching or training purposes
G09B 25/00 - Models for purposes not provided for in group , e.g. full-sized devices for demonstration purposes
G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
G06T 19/00 - Manipulating 3D models or images for computer graphics
98.
TWO STAGE REFRIGERATION CYCLE HAVING SINGLE GAS COOLER
A coolant cycle system for cooling a structure includes a two stage compressor configured to compress a coolant. The two stage compressor has a first stage with a first stage inlet and a first stage outlet and a second stage with a second stage inlet and a second stage outlet. The second stage is a high pressure stage relative to the first stage. A gas cooler has a coolant inlet fluidly connected to the second stage outlet and has a gas cooler outlet. The gas cooler outlet is fluidly connected to a heat exchanger and a fluid storage tank. The heat exchanger is configured to cool the fluid storage tank and has a heat exchanger coolant outlet fluidly connected to the second stage inlet. The fluid storage tank has a fluid storage tank outlet fluidly connected to a coolant inlet of an evaporator. A coolant outlet of the evaporator is fluidly connected to the first stage inlet of the compressor. The first stage outlet of the compressor is fluidly connected to the second stage inlet.
A device for detecting a hazardous condition in an area includes a housing defining a chamber. There is at least one smoke sensing device for detecting the presence of smoke in the chamber. An extremely-high frequency detector includes at least one extremely-high frequency transmitter positioned relative to at least one extremely-high frequency receiver.
G08B 5/36 - Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electromagnetic transmission using visible light sources
G08B 7/06 - Signalling systems according to more than one of groups ; Personal calling systems according to more than one of groups using electric transmission
G08B 17/10 - Actuation by presence of smoke or gases
G08B 17/103 - Actuation by presence of smoke or gases using a light emitting and receiving device
G08B 17/107 - Actuation by presence of smoke or gases using a light emitting and receiving device for detecting light-scattering due to smoke
G08B 17/11 - Actuation by presence of smoke or gases using an ionisation chamber for detecting smoke or gas
G08B 17/117 - Actuation by presence of smoke or gases by using a detection device for specific gases, e.g. combustion products, produced by the fire
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
G08B 29/18 - Prevention or correction of operating errors
Aspects of the invention are directed towards method system and devices assisting the configuration, installation and maintenance of the devices in a system. The invention describes integrating a digitized map on a user terminal. The digitized map comprises positions for configuring one or more devices. The user terminal receives position co-ordinates and configuration information of each of the one or more devices. The user terminal requests configuration for one or more devices and receives the configuration based on the configuration information. The received configuration is transmitted to the one or more thereby configuring the one or more devices.
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/08 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
G08B 25/14 - Central alarm receiver or annunciator arrangements
G08B 29/14 - Checking intermittently signalling or alarm systems checking the detection circuits
G08B 29/22 - Provisions facilitating manual calibration, e.g. input or output provisions for testing; Holding of intermittent values to permit measurement
G08B 29/12 - Checking intermittently signalling or alarm systems
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