A method (100) of operating an internal combustion engine (1) is disclosed, the internal combustion engine (1) comprising a plurality of cylinders (c1 - c5). The method (100) comprises the steps of operating (110) a first set (s1) of cylinders (c1 - c3) in a compression release mode, operating (120) a second set (s2) of cylinders (c4, c5) in a motoring mode, and initiating (130) operation of a power mode of the second set (s2) of cylinders (c4, c5) upon receipt of a compression release mode deactivation demand (Cbd). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), an internal combustion engine (1), and a vehicle (2).
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02D 13/04 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
F02D 41/12 - Introducing corrections for particular operating conditions for deceleration
2.
METHOD AND CONTROL ARRANGEMENT FOR VEHICLE HEIGHT ESTIMATION
A method (500) in a control arrangement (410) of a tractor (100a) for estimating maximum height (130) of a vehicle combination (110) comprising the tractor (100a) and a trailer (100b). The method (500) comprises performing (501) an action based on an estimated height (130) over a road surface (105) of a highest point (120) of an extrapolated section (330a, 330b) of an upper edge (320a, 320b) of the trailer (100b) along a longitudinal extension of the trailer (100b). The section (330a, 330b) of the upper edge (320a, 320b) of the trailer (100b) is extrapolated based on sensor detection of a shape of a sensor-visible section (310a, 310b) of the upper edge (320a, 320b) of the trailer (100b), and sensor data indicative of a position in height of at least one point of the sensor-visible section (310a, 310b).
A control device (100) and a method for controlling vehicle speed are provided. The method comprises determining (S102) a maximum allowable vehicle speed profile (30) for an upcoming road section (22) comprising an event (24) expected to require a reduction of vehicle speed. The method further comprises determining (S103) a desired vehicle speed profile (32) to reach a minimum point (31) of the determined maximum allowable speed profile (30) while avoiding vehicle speeds above the determined maximum allowable vehicle speed profile (30). The method further comprises simulating (S104) a vehicle speed profile (34) for a first brake mode, and when the simulated vehicle speed profile (34) for the first brake mode fulfils at least a first predefined criterion, braking (S108) the vehicle (1) in accordance with the first brake mode.
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
A vehicle assembly (1, 1') is disclosed comprising a vehicle member (3, 3') and a speed measuring arrangement (4, 4') for measuring a rotational speed of the vehicle member (3, 3'). The speed measuring arrangement (4, 4') comprises a set of elements (5, 5') arranged at a portion (13, 13') of the vehicle member (3, 3') and being configured to rotate in a first plane (P1) upon rotation of the vehicle member (3, 3'). The speed measuring arrangement (4, 4') further comprises a speed sensor unit (6, 6') comprising an end section (16, 16') facing the portion (13, 13') of the vehicle member (3, 3') from a first side (S1) of the first plane (P1). The speed sensor unit (6, 6') comprises a Hall sensor (8, 8') arranged at the end section (16, 16'). The present disclosure further relates to a transmission unit (49) comprising a vehicle assembly (1, 1') and a vehicle (2).
G01D 5/14 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01P 3/42 - Devices characterised by the use of electric or magnetic means
G01P 3/44 - Devices characterised by the use of electric or magnetic means for measuring angular speed
G01P 3/488 - Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors
G01P 13/04 - Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
An electrical connector (1) is disclosed configured to electrically connect to a second electrical connector (2) when pressed against the second electrical connector (2) along an engagement axis (Ex). The electrical connector (1) comprises a connector body (3), and a number of contact elements (e1 - e4) attached to the connector body (3). Each contact element (e1 - e4) comprises a contact surface (s1 - s4) configured to abut against a respective contact surface (s1' - s4') of the second electrical connector (2). Moreover, each contact surface (s1 - s4) is movably arranged relative to the connector body (3) in directions (d2, d3) perpendicular to the engagement axis (Ex) and comprises a magnetised portion (m1 - m4) at the contact surface (s1 - s4). The present disclosure further relates to a pair of electrical connectors (1, 2), a battery pack (10), and a vehicle (20).
H01R 13/62 - Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
H01R 4/00 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
H01R 13/22 - Contacts for co-operating by abutting
6.
Fuel Injector Nozzle, Fuel Injector, Internal Combustion Engine, and Vehicle
A fuel injector nozzle (9) is disclosed. The nozzle (9) comprises a nozzle tip (9') comprising an inner surface (39) and an outer surface (41). The nozzle (9) further comprises a number of fuel injection holes (11) each forming an inlet opening (31) at the inner surface (39) and an outlet opening (32) at the outer surface (41). At least one fuel injection hole (11) has a geometrical centre line (c1) being curved along at least a first portion (p1) of the at least one fuel injection hole (11). The radius of curvature (r1) of the geometrical centre line (c1) increases as seen in a direction (d1') from the inlet opening (31) towards the outlet opening (32). The radius of curvature (r1) increases continuously along the full first portion (p1) of the at least one fuel injection hole (11) as seen in the direction (d1') from the inlet opening (31) towards the outlet opening (32). A fuel injector (1), an internal combustion engine (40), and a vehicle (2) are also disclosed.
A turbine arrangement (1) is disclosed for a turbo device (30) of an internal combustion engine (40). The turbine arrangement (1) comprises a turbine housing (51) and a turbine unit (19). The turbine housing (51) comprises an exhaust conducting section (31) comprising a turbine shroud (53) and a turbine outlet duct (3), a first opening (11, 11') provided in a wall (5, 5') of the exhaust conducting section (31), and a chamber (7) fluidly connected to the exhaust conducting section (31) via the first opening (11). The turbine arrangement (1) comprises a sensor (9) arranged to sense a property of gas inside the chamber (7). The present disclosure further relates to a turbo device (30), an internal combustion engine (40) comprising a turbo device (30), and a vehicle (2).
An exhaust system (50) for an internal combustion engine (40) is disclosed. The exhaust system (50) comprises a turbine arrangement (1) for a turbo device (30). The turbine arrangement (1) comprising a turbine housing (51) and a turbine unit (19) arranged to rotate in the turbine housing (51). The exhaust system (50) further comprises a bypass channel (11) with an inlet opening (12, 12', 14, 16) arranged upstream of a turbine outlet (29) of the turbine unit (19) and an outlet opening (22, 22') arranged downstream of the turbine outlet (29). The exhaust system (50) further comprises a NOx sensor (9) arranged to sense a NOx content of exhaust gas flowing through the bypass channel (11). The present disclosure further relates to an internal combustion engine (40) and a vehicle (2).
A vehicle (2) is disclosed comprising a vehicle body (3), a ladder (4) pivotally mounted to the vehicle body (3) around a pivot axis (Pa) between a storage position and a use position, a hinge arrangement (6), and a body panel (5) movably attached to the vehicle body (3) via the hinge arrangement (6) between an open and a closed position. The body panel (5) and the ladder (4) are arranged such that the body panel (5) covers the ladder (4) as seen along a lateral direction (la) of the vehicle (2) when the body panel (5) is in the closed position and the ladder (4) is in the storage position.
The disclosure concerns a fastening device (2) for fastening a first and a second container (4', 4'') to a structure of a vehicle (1), the fastening device (2) comprises: an elongated member (16) with external engagement members (18), a first abutment (20), a displaceable member (22), a guide arrangement (12), comprising a second abutment (24), a holed member (28), and a resilient compressible member (32). The elongated member (16) extends along an axis (19) and the displaceable member (22), the guide arrangement (12), the resilient compressible member (32), and the holed member (28) are aligned along the axis (19). The elongated member (16) extends through the displaceable member (22) and at least partially through the guide arrangement (12) for engagement between external engagement members (18) of the elongated member (16) and internal engagement members (30) of the holed member (28) for compression of the resilient compressible member (32).
The invention relates to a method performed by a control arrangement for setting a remaining Distance to Empty parameter in an electric vehicle, wherein the control arrangement is configured to estimate a first remaining Distance to Empty value at least based on a remaining State of Charge of the vehicle's energy storage. The method comprises when the first remaining Distance to Empty value is estimated to be below a Distance to Empty threshold value determining a second remaining Distance to Empty value at least based on an actual distance travelled since the first remaining Distance to Empty value was estimated to be below the Distance to Empty threshold value. The method further comprises setting the remaining Distance to Empty parameter at least based on the second remaining Distance to Empty value. Hereby, the risk of rapid decrease of the Distance to Empty parameter at low battery charging level is mitigated and the Distance to Empty parameter will be perceived as correct which means that unnecessary stress is avoided when low State of Charge of the vehicle's energy storage is reached. The invention also relates to a control arrangement, a vehicle comprising the control arrangement, a computer program, and a computer-readable medium.
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
12.
PROTECTION DEVICE FOR PROPULSION BATTERIES AGAINST CONDUCTIVE ENERGY DISCHARGE
The present application relates to a protection device against electrical discharge through a human body, which protection device comprises a conductive element (40) electrically connected between a cathode (14) of a battery cell (12) of a vehicle propulsion battery module (10) and a metal casing (20) surrounding said battery cell (12), which conductive element (40) displays electrical resistive properties for limiting stray capacitance energy through a human body if a person comes in contact with a conductor of the battery cell (12).
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
13.
DIFFERENTIAL ASSEMBLY AND VEHICLE AND METHOD FOR ASSEMBLING DIFFERENTIAL ASSEMBLY
The disclosure concerns a differential assembly (4) comprising a gear wheel (6) having a rotational axis (10), a differential cross (12) arranged within the gear wheel (6) with arms (14) of the differential cross (12) arranged perpendicularly to the rotational axis (10), differential pinions (16) rotatably arranged on the arms (14) of the differential cross (12), a first outgoing axle (18) provided with a first differential gear (20), and a second outgoing axle (22) provided with a second differential gear (24), the first and second outgoing axles (18, 22) extending in opposite directions concentrically with the rotational axis (10) and the first and second differential gears (20, 24) engaging with the differential pinions (16). An inner circumference of the gear wheel (6) is provided with radially extending recesses (26). Each arm (14) of the differential cross (12) engages with one of the radially extending recesses (26) via an interference fit.
A method (100) of managing the supply of electrical energy in a vehicle (2) is disclosed. The vehicle (2) comprises an electric propulsion system (8), a rechargeable energy storage system (9) configured to provide electricity to the electric propulsion system (8) during operation of the vehicle (2), a number of electric components (5), and an electrical connector (11) for the connection to an external electric power source (30). The method (100) comprises the steps of charging (110) a first set (S1) of segments (9.1, 9.2) of the rechargeable energy storage system (9) using electricity from the external electric power source (30) and connecting (120) a second set (S2) of segments (9.3, 9.4) of the rechargeable energy storage system (9) to at least one electric component (5). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), and a vehicle (2).
B60L 58/21 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
B60L 58/18 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
15.
METHOD OF MANAGING THE SUPPLY OF ELECTRICAL ENERGY IN A VEHICLE, CONTROL ARRANGEMENT, AND VEHICLE
A method (100) of managing the supply of electrical energy in a vehicle (2) is disclosed, wherein the vehicle (2) comprises an electric propulsion system (8) and a high voltage electrical system (7) configured to provide electricity to the electric propulsion system (8). The high voltage electrical system (7) further comprises a number of propulsion batteries (9) and an electrical connector (11). The method (100) comprises the steps of, when the electrical connector (11) is electrically connected to an external electric power source (30) and the number of propulsion batteries (9) is disconnected from the high voltage electrical system (7), performing (130) a pre-charge of the high voltage electrical system (7), and then supplying (140) electricity from the external electric power source (30) to at least one high voltage vehicle component (5) of the vehicle (2). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), and a vehicle (2).
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 58/18 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
16.
METHOD, CONTROLLER AND CIRCUIT FOR OPERATING A CONVERTER WITHIN AN OPERATING RANGE
The present application relates to a method of operating a converter (12) within an operating range, the converter being comprised in an electrical circuit (10) for a vehicle (50), which electrical circuit (10) comprises at least one load (16) and at least one battery pack (18), comprising the steps of determining the operating range by determining the relation between output current from the converter (12) with rapid current drop in the electrical circuit (10), which rapid current drop is based on parameters from the at least one load (16) and the at least one battery pack (18), and regulating the voltage from the converter (12) for controlling the output current within the determined operating range.
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
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
H02J 7/04 - Regulation of the charging current or voltage
17.
METHOD FOR INSULATION MONITORING FOR AN ELECTRICALLY OPERABLE VEHICLE
The invention specifies a method for insulation monitoring for an electrically operable vehicle (1), wherein the vehicle (1) has a first plurality of insulation monitors (32a-32i) and a second plurality of insulation levels (30a-30i), wherein each insulation level (30a-30i) comprises at least one power-electronics component and/or a current-carrying component and/or a ground component, wherein for a first time interval (ΔT1) a central control unit (34) of the vehicle (1) outputs an inhibition signal (I1) to a first subgroup (G1) of the first plurality which comprises at least one first insulation monitor (32a), wherein as a result of the inhibition signal (I1) during the first time interval (ΔT1) insulation measurements (Ma) by the insulation monitor or monitors (32a, 32c-32i) of the first subgroup (G1) are not performed at all, and wherein during the first time interval (ΔT1) an insulation measurement (Mb) is at least temporarily performed at at least one insulation level (30b) of the second plurality by at least one second insulation monitor (32b) which is not part of the first subgroup (G1).
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 53/10 - Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
G01R 31/52 - Testing for short-circuits, leakage current or ground faults
18.
METHOD OF OPERATING A COOLING SYSTEM, COMPUTER PROGRAM, COMPUTER-READABLE MEDIUM, CONTROL ARRANGEMENT, COOLING SYSTEM, AND VEHICLE
A method (100) of operating a cooling system (1, 1') of a vehicle (2) is disclosed. The cooling system (1, 1') comprises a first and a second coolant circuit (6, 8). The first coolant circuit (6) comprises a first coolant pump (10), a conduit section (12) connected to a pump inlet (10') of the first coolant pump (10), a primer conduit (18), a filling point (75), and a conduit portion (p6) located between the filling point (75) and the pump inlet (10'), wherein the conduit portion (p6) is arranged below the pump inlet (10'). The method (100) comprises the steps of initiating (110) a supply of coolant from the second coolant circuit (8) to the conduit section (12) via the primer conduit (18) during standstill of the first coolant pump (10), and then initiating (120) operation of the first coolant pump (10). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), a cooling system (1, 1'), and a vehicle (2).
F01P 7/14 - Controlling of coolant flow the coolant being liquid
F01P 5/14 - Safety means against, or active at, failure of coolant-pump drives, e.g. shutting engine down; Means for indicating functioning of coolant pumps
B60K 11/02 - Arrangement in connection with cooling of propulsion units with liquid cooling
F01P 3/12 - Arrangements for cooling other engine or machine parts
F01P 3/20 - Cooling circuits not specific to a single part of engine or machine
F01P 11/02 - Liquid-coolant overflow, venting, or draining devices
F01P 11/04 - Arrangements of liquid pipes or hoses
19.
CONTROL DEVICE AND METHOD FOR CONTROLLING AN ENERGY STORAGE DEVICE
IαIα-thIα-thcc) for the at least one portion of the energy storage device (2) or the energy storage device (2). A vehicle (1) comprising the control device (100) is also provided.
B60L 58/21 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
20.
METHODS AND CONTROL ARRANGEMENTS FOR REPLACING A COMPROMISED CERTIFICATE AUTHORITY ASYMMETRIC KEY PAIR USED BY VEHICLES
The present disclosure relates to techniques in the context of vehicles (1), and more specifically to methods for replacing a compromised certificate authority asymmetric key pair used by vehicles for secure communication. According to a first aspect, the disclosure relates to a method, for use in a control arrangement (10), for replacing a compromised root certificate authority asymmetric key pair, CA AKPs, used for secure communication. The method comprises receiving S3, from a certificate authority, a message revealing a master key of one of the one or more dormant root CA AKPs that constitutes a substituting root CA AKP that shall replace the active root CA AKP due to compromising and decrypting S6 the dormant public key of the substituting root CA AKP using the master key revealed by the received message and replacing S8 the active public key with the decrypted dormant public key. The disclosure also relates to control arrangements (10) configured to perform the methods, to a vehicle (1), a computer program and to a computer-readable medium.
The present disclosure relates to a method for operating a vehicle based on wheel torque. According to a first aspect, this disclosure proposes a method for operating a vehicle comprising a drivetrain. The method comprises determining S2, based on angular positions of one or more shafts of the drivetrain at different points along the drivetrain, a windup of the one or more shafts. The method further comprises estimating S3 a wheel torque of one or more wheels arranged on a driven wheel axle 11 of the vehicle based on the determined windup and a stiffness constant representing characteristics of the one or more shafts 11a,11b in-between the different points and using S7 the estimated wheel torque while operating the vehicle. The disclosure also relates to corresponding sensor arrangement 200 and computer program, and to a vehicle comprising the sensor arrangement.
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
22.
METHOD AND SENSOR ARRANGEMENT FOR DETERMINING AN ADVERSE CONDITION OF A POWERTRAIN
The present disclosure relates to a method for determining an adverse condition of a powertrain (100) of a vehicle 1. According to a first aspect, this disclosure proposes a method for determining an adverse condition of a powertrain of a vehicle and comprising one or more shafts (17). The method comprises determining angular displacement between angular positions of one or more shafts (17) of the powertrain (100) at individual points along the powertrain. The method further comprises determining, based on the monitored angular displacement, an adverse condition of one or more parts of the powertrain. The method further comprises performing an action based on the determined adverse condition. The disclosure also relates to corresponding sensor arrangement (200) and computer program, and to a vehicle 1 comprising the sensor arrangement (200).
F16H 61/12 - Detecting malfunction or potential malfunction, e.g. fail safe
G01L 3/00 - Measuring torque, work, mechanical power, or mechanical efficiency, in general
F16H 57/01 - Monitoring wear or stress of gearing elements, e.g. for triggering maintenance
23.
A PROCESSING ARRANGEMENT, A WHEEL SENSOR DEVICE, A TIRE PRESSURE MONITORING SYSTEM AND CORRESPONDING METHODS FOR ASSOCIATING TIRE PRESSURE SENSORS AND WHEELS
A processing arrangement, a wheel sensor device, and a tire pressure monitoring system, and their corresponding methods are presented. A method to be performed by the processing arrangement of a tire pressure monitoring system for automatically associating a plurality of individual tire pressure sensors and a plurality of wheels of a vehicle, respectively, comprises the following steps, sequentially performed, one wheel at a time, for the plurality of wheels: - providing a command to a wheel sensor device, the command instructing the wheel sensor device to transmit an identification request to a wheel comprising a tire pressure sensor, where the wheel sensor device is arranged at the wheel and has a position known by the tire pressure monitoring system; - receiving, from the tire pressure sensor comprised in the wheel, in response to the identification request, information identifying the tire pressure sensor; and - determining an association of the tire pressure sensor and the wheel based on the information identifying the tire pressure sensor and on the known position of the wheel sensor device.
B60C 23/04 - Signalling devices actuated by tyre pressure mounted on the wheel or tyre
B60C 23/00 - Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
24.
CONTROL DEVICE AND METHOD FOR PREDICTING ROLLING RESISTANCE
A control device and method for predicting rolling resistance of a vehicle are provided. The method comprises, when there is an expectation of variation in tire rubber temperature at a circumferential portion of at least one tire of the vehicle over time, modelling transient rolling resistance as a function of ambient temperature and based on predicted or determined driving conditions for the vehicle, thereby obtaining information regarding a variation of the predicted rolling resistance over time.
B60W 40/12 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to parameters of the vehicle itself
B60W 20/12 - Controlling the power contribution of each of the prime movers to meet required power demand using control strategies taking into account route information
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
25.
CONTROL DEVICE AND METHOD FOR ESTIMATING DRIVING RANGE FOR A VEHICLE
A control device and a method for estimating a driving range for a vehicle. The method comprises, based on available driving energy for the vehicle, estimating distance to empty taking into account an estimated variation in rolling resistance of the vehicle, wherein said estimated variation in rolling resistance of the vehicle is determined using a predetermined transient rolling resistance model into which transient tire temperature effects on rolling resistance are incorporated.
B60W 40/12 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to parameters of the vehicle itself
B60W 20/12 - Controlling the power contribution of each of the prime movers to meet required power demand using control strategies taking into account route information
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
26.
CONTROL DEVICE AND METHOD FOR ESTIMATING DISTANCE TO EMPTY FOR A VEHICLE
A control device and a method for estimating distance to empty for a vehicle are provided. The method comprises a step of determining an estimated duration of transient temperature behavior of the vehicle for a planned upcoming driving event based on predicted driving conditions of the vehicle for the planned upcoming driving event. The method further comprises a step of determining an average rolling resistance coefficient during the transient tire rubber temperature behavior based on the determined estimated duration of transient tire rubber temperature behavior and a predetermined transient rolling resistance coefficient model according to which a transient rolling resistance coefficient is calculated as a function of ambient temperature. The method further comprises a step of estimating the distance to empty based on available driving energy for the vehicle and in consideration of the estimated duration of transient tire rubber temperature and the determined averaged rolling resistance coefficient during the transient tire rubber temperature behavior.
B60W 40/12 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to parameters of the vehicle itself
B60W 20/12 - Controlling the power contribution of each of the prime movers to meet required power demand using control strategies taking into account route information
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 40/10 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to vehicle motion
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
27.
FUEL INJECTOR INTERNAL COMBUSTION ENGINE AND VEHICLE
A fuel injector (1) is disclosed comprising a needle (15) a fuel supply port (17) fluidly connected to a fuel cavity (13) and a control valve arrangement (3) comprising a control valve (4) fluidly connected to the fuel cavity (13). The control valve arrangement (3) comprises an armature assembly (6) connected to the control valve (4) via a valve control portion (6') of the armature assembly (6). The control valve arrangement (3) comprises an armature actuator (7) configured to move the armature assembly (6) to cause a lift of the needle (15) from a valve seat (12) and a movement limiting assembly (9, 9', 9'', 9''') configured to limit the movement of the valve control portion (6') upon activation. The movement limiting assembly (9, 9', 9'', 9''') is configured to be activated by changing the polarity of the electricity supplied to the armature actuator (7). The present disclosure further relates to an internal combustion engine (40) and a vehicle (2).
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 61/04 - Fuel injectors not provided for in groups or having valves
F02M 61/16 - Fuel injectors not provided for in groups or - Details not provided for in, or of interest apart from, the apparatus of groups
F02M 63/00 - SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF - Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
28.
CONTROL DEVICE AND METHOD FOR CONTROLLING CHARGING OF AN ENERGY STORAGE DEVICE
toptopt toptopt tthth optopt toptopt optmaxoptopt toptopt opt ) of charging as parameters for the charging operation of the energy storage device, and charging (S107) the energy storage device (4) using the selected parameters for the charging operation.
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60L 58/24 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
29.
METHOD FOR CHARGING A MAINTENANCE BATTERY BY A PROPULSION BATTERY.
The present application relates to a method of charging an maintenance battery pack (16) of a vehicle (10), which vehicle comprises a propulsion battery pack (14) and a maintenance battery pack (16), comprising the steps of, when the vehicle is inactive: - providing a predetermined first threshold value SOC/SOH1Threshold as a value when charging is activated and a predetermined second threshold value SOH2Threshold as a value when charging is terminated; continually measuring battery voltage, battery current and battery temperature of the maintenance battery pack; calculating, based on the measurements, battery charge level, State Of Charge SOC, as number of ampere hours possible to discharge before the maintenance battery pack is discharged; calculating, based on the measurements, battery health, State of Health SOH, as number of ampere hours possible to discharge if the maintenance battery pack was fully charged; calculating SOC/SOH as a value of battery charge quota; comparing the battery charge quota SOC/SOH with the predetermined first threshold SOC/SOH1Threshold value; if SOC/SOH < SOC/SOH1Threshold, checking the condition of the propulsion battery pack, and if condition is satisfactory, activating the propulsion battery pack to charge the maintenance battery, comparing the battery charge quota SOC/SOH with the predetermined second threshold SOC/SOH2Threshold value; and terminating charging when SOC/SOH ? SOC/SOH2Threshold. The application also relates to a system and a vehicle provided with the system.
B60L 58/20 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
30.
BATTERY PACK AND A VEHICLE COMPRISING A BATTERY PACK
A battery pack (1, 1', 1'') is disclosed configured to provide electricity to an electric propulsion motor (33) of a vehicle (2). The battery pack (1, 1', 1'') comprises at least two layers (L1-L4) of battery cells (5) arranged inside a casing (7), and a battery junction compartment (9, 9') arranged outside of the casing (7). The battery junction compartment (9, 9') comprises a number of electrical connection arrangements (11, 12, 11', 12', 31, 32) electrically connecting battery cells (5) of the at least two layers (L1-L4) of battery cells (5). The present disclosure further relates to a vehicle (2) comprising an electric propulsion motor (33) and a battery pack (1, 1', 1'') configured to provide electricity to the electric propulsion motor (33).
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
B60K 1/04 - Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/258 - Modular batteries; Casings provided with means for assembling
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
H02G 3/08 - Distribution boxes; Connection or junction boxes
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
The disclosure concerns a transmission (6) comprising an input shaft, an output shaft, and a planetary gearset. The planetary gearset comprises a sun gear connected to the input shaft, a ring gear (40) that is axially movable, and at least one planet gear rotatably supported on a planet gear carrier (44) that is connected to the output shaft. The transmission (6) comprises a coupling disc (46) connected to the input shaft, an axially moveable coupling sleeve (48), and a synchronizer ring (50) arranged between the coupling sleeve (48) and the ring gear (40). The synchronizer ring (50) is configured to transfer an axial motion of the ring gear (40) in a first direction (52) towards the coupling sleeve (48) and the coupling disc (46). The coupling sleeve (48) is moveable into an engaged position with the coupling disc 46 at least in part by the synchronizer ring (50).
F16H 3/54 - Gearings having only two central gears, connected by orbital gears with single orbital gears or pairs of rigidly-connected orbital gears comprising orbital spur gears one of the central gears being internally toothed and the other externally toothed
F16H 3/78 - Special adaptation of synchronisation mechanisms to these gearings
F16D 23/04 - Arrangements for synchronisation with an additional friction cluch
A rotor (100; 200; 300) for an electric rotating machine (400). The rotor (100) comprises a rotor shaft (102) configured to rotate together with the rotor (100) about an axis or rotation (104) in relation to a stator (404) of the electric rotating machine (400). The rotor shaft (102) comprises first and second end portions (106, 108). The rotor shaft (102) has a longitudinal extension (110) extending from the first end portion (106) to the second end portion (108). The longitudinal extension (110) extends in a longitudinal direction (112) in parallel to the axis of rotation (104). The first end portion (106) has an outer surface (114) and forms an annular recess (116) at the outer surface (114) of the first end portion (106). The annular recess (116) surrounds the axis of rotation (104). The annular recess (116) of the first end portion (106) is configured to receive and accommodate at least a portion of one or more members (405) of the electric rotating machine (400).
H02K 1/32 - Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 5/173 - Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 1/30 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
33.
BUS BAR CURRENT INTERRUPTION DEVICE AND ENERGY STORAGE DEVICE
A bus bar current interruption device (1) comprising a casing (2), providing an enclosure (3), and a bus bar arrangement (4). The bus bar arrangement (4) is arranged to extend through the enclosure (3) and comprises a first terminal end portion (5) and a second terminal end portion (6), each of said first and second terminal end portions (5, 6) arranged outside of the casing (2). The bus bar arrangement (4) further comprised a first fuse portion (11) and a second fuse portion (12) arranged in the enclosure (3). The casing (2) comprises an exhaust opening (8) configured to allow escape of vapor from the enclosure (3). The exhaust opening (8) is fluidly connected to an exhaust chamber or conduit (9) formed by the casing (2) or attached to the casing (2).
H02H 3/05 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection - Details with means for increasing reliability, e.g. redundancy arrangements
H02H 3/087 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current for dc applications
H02H 7/18 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for accumulators
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
A vehicle cooling module (1) configured to cool a fluid of a cooling system (20) of a vehicle (2) is disclosed. The cooling module (1) comprises a first and second side structure (3, 4), a heat exchanger (5) attached to the first and second side structures (3, 4), and a fan assembly (7) comprising at least one fan unit (8') and a fan bracket (10) attaching the at least one fan unit (8') to the first and second side structures (3, 4). The cooling module (1) further comprises a first mounting arrangement (11) arranged on the first side structure (3), a second mounting arrangement (12) arranged on the second side structure (4), and a third mounting arrangement (13) arranged on the fan assembly (7). The present disclosure further relates to a vehicle (2) comprising a cooling module (1).
A vehicle structure (100) for impact protection, wherein the vehicle structure (100) is attachable to a main body (306) of a vehicle (300) having a front end (302) and a rear end (304), wherein the vehicle structure (100) comprises a plurality of sections (102a- i) having a longitudinal extension (104) extending in a longitudinal direction (311); and a front cover (106) comprising a base (108). The section (102a-i) of the plurality of sections (102a-i) forms one or more longitudinal compartments (110). The sections (102a-i) of the plurality of sections (102a-i) are arranged beside one another so as to form a cellular structure (112). The base (108) of the front cover (106) is configured to be positioned between the front end (302) of the vehicle (300) and the plurality of sections (102a-i). The front cover (106) covers the plurality of sections (102a-i) and is configured to distribute impact energy to the plurality of sections (102a-i). A vehicle (300) comprising such a vehicle structure (100).
B60R 19/56 - Arrangements on high-riding vehicles, e.g. lorries, for preventing vehicles or objects from running thereunder
B60K 1/04 - Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
B62D 21/15 - Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
37.
METHOD FOR DEGRADATION DIAGNOSIS OF AN ELECTROCHEMICAL CELL
A method for degradation diagnosis of an electrochemical cell (5), comprising: - determining (S101) a first open circuit potential (P1), relative to a preselected potential scale, for a positive electrode (8) and determining (S102) a second open circuit potential (P2), relative to the preselected potential scale, for a negative electrode (6); - obtaining (S103, S104) a first charge value (Q1) and a second charge value (Q2) by comparing the determined first and second open circuit potentials (P1,P2) to respective reference curves (38, 31) of open circuit potential, relative to the preselected potential scale, as a function of charge for the corresponding electrode (8, 6); - arranging (S105) the first and the second reference curves (38, 36) on a common charge scale so that the obtained first charge value (Q1) and the obtained second charge value (Q2) are equal on said common charge scale; and - based on the first and second reference curves (38, 36), determining (S107) remaining capacity as the difference in charge (ΔQ) between a first predefined potential limit and a second predefined potential limit.
A four point link suspension (200) for a vehicle (100); the suspension (200) comprises: a first side suspension spring (210a), configured to absorb a vertical load; a second side suspension spring (210b), configured to absorb the vertical load; wherein the springs (210a, 210b) are configured to be connected to a vehicle frame (220a, 220b) via a respective joint (312a, 312b); a stabilisation frame (300), comprising a first side link arm (310a) having a first ending (311a) and a second ending (313a) connected to the first side suspension spring (210a) via a second joint (315a); a second side link arm (310b) and a second ending (313b) connected to the second side suspension spring (210b) via a second joint (315b); a torsion bar (320), connecting the side link arms (310a, 310b); which side link arms (310a, 310b) are tapered towards the respective first ending (311a, 311b).
The disclosure concerns a fastening device (2) configured for fastening a container (4) to a vehicle (1). The fastening device (2) comprises: a first band end (8) and a second band end (10), a compression spring (16), an abutment (18) for the compression spring (16), a tightening member (20), and an elongated element (30). The first band end (8), the second band end (10), the compression spring (16), and the abutment (18) are arranged along a longitudinal axis (L) of the elongated element (30). The abutment (18) is displaceable by the tightening member (20) along the longitudinal axis (L) in a direction towards the first band end (8) to compress the compression spring (16). The fastening device (2) comprises a stop surface (24) configured for preventing further displacement of the abutment (18) when the abutment (18) reaches a predetermined distance (D) from the first band end (8).
A control device (100) and a method for deriving an engine-out NOx concentration in an exhaust system (10) comprising a SCR catalyst (13), a dosing device (14) for dosing a reductant, a first NOx sensor (18) arranged downstream of the dosing device (14) and a second NOx sensor (19) arranged downstream the SCR catalyst (13). The method comprises deriving (S104) engine-out NOx concentration based on a first concentration reading obtained from the first NOx sensor (18) and a second concentration reading obtained from the second NOx sensor (19), said first concentration reading being obtained while the dosing device (14) is in operation. An exhaust system (10) as well as a vehicle (1) comprising the control device (100) are also provided.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
F01N 9/00 - Electrical control of exhaust gas treating apparatus
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
42.
METHOD OF CONTROLLING INTERNAL COMBUSTION ENGINE, CONTROL ARRANGEMENT, INTERNAL COMBUSTION ENGINE, AND VEHICLE
A method (100) of controlling an internal combustion engine (1) is disclosed, the internal combustion engine (1) comprising at least two cylinders (c1-c6), wherein each cylinder (c1-c6) comprises at least one fuel injector (i1-i6) configured to inject fuel into the cylinder (c1-c6), wherein the method (100) comprises the step of controlling (120) the fuel injection performed by the fuel injectors (i1-i6) into the cylinders (c1-c6) based on an estimate of a residual gas imbalance between the at least two cylinders (c1-c6). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), an internal combustion engine (1), and a vehicle (40).
The invention relates to a method and a control arrangement for starting an internal combustion engine (101) of a vehicle (100), the vehicle comprising a starter motor (102) for starting the internal combustion engine (101) and an electrical machine (104). The starter motor may be powered by a first battery system (103) having a first voltage (V1) and the electrical machine (104) may be powered by a second battery system (105) having a second voltage (V2) wherein the first and the second battery systems (103, 105) are separated. The method (200) comprising, when a start of the internal combustion engine is initiated: determining (210) that a propelling torque is to be applied to a rotational shaft of the internal combustion engine (101) by both the starter motor (102) and the electrical machine (104) simultaneously; applying (220) a first propelling torque to the rotational shaft of the internal combustion engine (101) using the starter motor (102); and applying (230) a second propelling torque to the rotational shaft of the internal combustion engine (101) using the electrical machine (104), the applied first and second propelling torques together starting the internal combustion engine (101).
F02N 11/00 - Starting of engines by means of electric motors
B60W 10/02 - Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
A method for charging a plurality of electric battery units (106) of a vehicle (100) before a scheduled departure time, wherein the method comprises: waking up (401) the vehicle (100) to a wake-up mode; when the vehicle (100) is in the wake-up mode, 5 setting (402) the vehicle (100) in a charging mode; when the vehicle (100) is in the charging mode, connecting (403) one or more electric battery units (106) of a subset (132) of electric battery units (106) of the plurality of electric battery units (106) so as to charge the connected one or more electric battery units (106) of the subset (132) of electric battery units (106); and when the vehicle (100) is in the charging mode, 10 checking (404) the status of the vehicle (100). A control arrangement (118) for charging a plurality of electric battery units (106) of a vehicle (100), wherein the control arrangement (118) is configured to perform the method. A vehicle (100) comprising such a control arrangement (118).
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
B60L 53/10 - Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
45.
ELECTRIC ROTATING MACHINE AND METHOD AND VEHICLE COMPRISING ELECTRIC MACHINE
The disclosure concerns an electric rotating machine (4), comprising a stator (20), a rotor (22) arranged to rotate about a rotational axis (24) in relation to the stator (20), and a cooling system (26) for cooling at least a portion of the stator (20). The stator (20) comprises a stator core (28) and a stator coil (30), the stator coil (30) having a coil end winding (32) extending axially beyond the stator core (28). At least part of the coil end winding (32) is arranged in a channel (34) extending at least partially around the rotational axis (24). The cooling system (26) comprises the channel (34) and at least one inlet (36) to the channel (34) arranged at a radially inner portion (37) of the channel (34) seen along a radial extension (38).
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
H02K 5/20 - Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
H02K 9/197 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil in which the rotor or stator space is fluid-tight, e.g. to provide for different cooling media for rotor and stator
46.
COMPRESSOR ARRANGEMENT, TURBOCHARGER, COMBUSTION ENGINE, AND VEHICLE
A compressor arrangement (1) for a turbocharger (30) is disclosed. The compressor arrangement (1) comprises a compressor housing (3) and a compressor wheel (4) arranged to rotate in the compressor housing (3). The compressor housing (3) comprises a compressor inlet duct (5), a ported shroud (6), and a recirculation channel (7) comprising an inlet (7') arranged downstream of the compressor wheel (4), an outlet (7'') arranged in the compressor inlet duct (5) at a position upstream of ports (6', 6'') of the ported shroud (6), and a valve (8) configured to control the flow of air through the recirculation channel (7). The compressor arrangement (1) further comprises a wall section (9) protruding into the compressor inlet duct (5) at a position upstream of the outlet (7'') of the recirculation channel (7). The present disclosure further relates to a turbocharger (30), an internal combustion engine (40), and a vehicle (2).
A method (100) of operating a compressed air system (1) of a vehicle (2) is disclosed. The compressed air system (1) comprises a purge valve (55) controllable to an open state to vent air from the compressed air system (1) at a location between an air compressor (3) and an air processing element (5'). The method (100) comprises the step of controlling (110) the purge valve (55) to the open state if data is indicative of at least one of a preceding, an ongoing and an upcoming accumulation of matter in at least one component (3, 5, 5') of the compressed air system (1) and maintaining (112) the purge valve (55) in the open state until the air pressure in the compressed air system (1) declines below a threshold pressure. The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), a compressed air system (1), and a vehicle (2).
The present disclosure relates to a sensor arrangement for determining an angular position of a shaft in a vehicle. According to a first aspect, this disclosure proposes a sensor arrangement (1), for determining an angular position of a shaft (4) in a vehicle, wherein the sensor arrangement comprises a stationary part (2) configured to emit an excitation signal, and a rotating part (3) configured to be attached to the shaft. The rotating part (2) comprises a circuit board having a plurality of measurement circuits (31) formed thereon, whereby each measurement circuit (31) form a filter circuit. The measurement circuit is arranged to be excited by the excitation signal and to emit a reflection of the excitation signal, with maximum power reflection at a maximum passing frequency of the filter circuit. The maximum passing frequency of the measurement circuit is tuned based on a frequency of the excitation signal. The disclosure also relates to a vehicle comprising the sensor arrangement (1).
G01D 5/20 - Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
49.
CONTROL DEVICE AND METHOD FOR CONTROLLING A TAG AXLE STEERING SYSTEM
A control device (100) and a method for controlling a tag axle steering system (14) are provided. The tag axle steering system (14) is configured to actively steer tag axle wheels (13) of a tag axle (12) of a vehicle (1, 1'). The method comprises locking (S103, S206) the position of the tag axle wheels (13) at 5 a current steering angle of the tag axle wheels (13) in response to an indication that the vehicle (1, 1') is, or is intended to be, driven backwards while the tag axle steering (14) is operated in a caster steer mode.
B62D 7/14 - Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
B62D 13/04 - Steering specially adapted for trailers for individually-pivoted wheels
50.
METHOD AND CONTROL ARRANGEMENT FOR RESTRICTING ENGINE SPEED FOR ENGINES WITH REDUCED TOP-CLEARANCE
A method (100) of controlling a powertrain (2) of a vehicle (40) is disclosed. The powertrain (2) comprises a combustion engine (1) comprising a crankshaft (16), a cylinder (10), and a piston (12). The distance (d) between a piston top (12') of the piston (12) and a cylinder head (10') of the cylinder (10) is smaller than 0.5% of a stroke length (L) of the piston (12). The method (100) comprises the steps of monitoring (110) a rotational speed of a crankshaft (16) of the combustion engine (1), and if the rotational speed of the crankshaft (16) exceeds a threshold speed, increasing (120) the cylinder pressure at a gas exchanging phase of the cylinder (10), and restricting (130) the rotational speed of the crankshaft (16). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), a powertrain (2), and a vehicle (40).
F02D 31/00 - Use of non-electrical speed-sensing governors to control combustion engines, not otherwise provided for
F02D 41/22 - Safety or indicating devices for abnormal conditions
F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
F02D 13/02 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
F02D 13/04 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
A vehicle driving assembly (10) is disclosed comprising an axle beam (1) and a propulsion unit (3). The axle beam (1) comprises a mounting section (5) comprising a cavity (6) with an opening (7) facing in a direction (d0) perpendicular to an axial direction (ad) of the axle beam (1). The cavity (6) accommodates a portion (3') of the propulsion unit (3) protruding into the cavity (6) via the opening (7). The propulsion unit (3) is attached to the mounting section (5) of the axle beam (1) with a number of fastening elements (8, 8') arranged at a first mounting interface (11) and at a second mounting interface (12) arranged at a respective side of an axial plane (Pa) extending through a respective rotation axis (ax1, ax2) of at least two opposing ground engaging wheels (4, 4') of the axle beam (1). The present disclosure further relates to a vehicle (2) comprising a vehicle driving assembly (10).
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60K 17/02 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
B60K 17/16 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
52.
METHOD, CONTROL ARRANGEMENT, AND CONTROL DEVICE FOR CONTROLLING A REAR LAMP IN A VEHICLE
The invention relates to a method, a control arrangement, and a control device for controlling a rear lamp in a vehicle. The rear lamp is operated in an emergency signal mode when it is determined that an emergency signal event has occurred and based on one or more first initiation pulses associated with the emergency signal event transmitted to the control device from the control arrangement, wherein a duration of each of the one or more first initiation pulses is shorter than a duration of an emergency feed pulse. The invention also relates to a rear lamp, a vehicle, a computer program, and a computer-readable medium.
B60Q 1/46 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights
B60Q 1/38 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps
B60Q 1/52 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking for indicating emergencies
H03K 5/00 - Manipulation of pulses not covered by one of the other main groups of this subclass
53.
CONTROL DEVICE AND METHOD FOR CONTROLLING TRAVELING SPEED OF A VEHICLE
dh-setP1,maxP2,maxP3,maxdhdh-setdh-set) and the predicted time is below a preselected threshold time limit, requesting braking at the pre-identified power level or at an adjusted power level.
B60K 31/00 - Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operat
B60T 7/12 - Brake-action initiating means for initiation not subject to will of driver or passenger
B60T 10/02 - Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope with hydrodynamic brake
B60W 10/196 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems acting within the driveline, e.g. retarders
B60W 50/00 - CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
A fastening element (1) is disclosed for attaching a first component (61) to a second component (62). The fastening element (1) comprises a first end portion (5) provided with a first snap fit arrangement (11), a second end portion (6) provided with a second snap fit arrangement (12), and a stop surface (7) having a surface normal (N) pointing towards the second snap fit arrangement (12). The fastening element (1) further comprises a third snap fit arrangement (13) arranged at a position between the stop surface (7) and the second snap fit arrangement (12).
F16B 21/08 - Releasable fastening devices with snap action in which the stud, pin, or spigot has a resilient part
55.
METHOD AND CONTROL ARRANGEMENT FOR LIMITING A SPEED REDUCTION OF A VEHICLE; VEHICLE, COMPUTER PROGRAM AND COMPUTER READABLE MEDIUM RELATED TO THE METHOD
The invention relates to a method and a control arrangement for controlling a speed of a vehicle in an upcoming road section comprising a road crest. The method comprises: determining a speed reduction to be performed before reaching the road crest based on at least a gradient of a downhill slope following the road crest; determining whether the upcoming road section has a single lane or multiple lanes; controlling the speed of the vehicle in the upcoming road section based on the speed reduction and based on whether the upcoming road section has a single lane or multiple lanes, wherein the speed reduction is limited when the upcoming road section has a single lane compared to when the upcoming road section has multiple lanes. Hereby, the speed reduction of the vehicle is limited in situations when there is a risk of queues building up behind the vehicle which may enhance the driving experience of the driver compared to a conventional automatic speed control function.
A method and a control arrangement (228) for determining the status of a primary fluid tank (127) or one or more secondary fluid tanks (129), each of the fluid tanks (127, 129) being arranged to contain a fluid or a mixture of fluids available in liquefied form and vaporised form and be connected to a second pressurized fluid conduit arrangement (226). The control arrangement (228) determines a pressure drop (Δp) associated with the fluid flow through the second pressurized fluid conduit arrangement (226). When the pressure drop (Δp) exceeds a threshold, the control arrangement (228) blocks the fluid flow from one (127, 129) of the fluid tanks (127, 129) to the second pressurized fluid conduit arrangement (226). Based on a subsequently determined pressure drop (Δp), the control arrangement (228) determines whether said one (127, 129) of the primary and secondary fluid tanks (127, 129) is empty of liquefied fluid.
A system for braking a vehicle is provided. The system comprises a powertrain comprising an electric machine arranged to propel the vehicle and a transmission arranged to transfer power between the electric machine and the driving wheels of the vehicle. The system further comprises a resistor device arranged to dissipate electric energy generated by the electric machine during braking of the vehicle, and an airflow generating device arranged to generate an airflow over the resistor device. The airflow generating device is arranged to be mechanically driven by the powertrain so as to generate said airflow. By (mechanically) driving the airflow generating device by means of the powertrain, the airflow generating device does not need its own motor, thereby making the system less complex. Further, the driving of the airflow generating device by means of the powertrain will consume energy itself, contributing to braking the vehicle.
B60W 30/188 - Controlling power parameters of the driveline, e.g. determining the required power
B60K 17/28 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of power take-off
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
58.
METHOD OF CONTROLLING INLET VALVES AND EXHAUST VALVES OF AN INTERNAL COMBUSTION ENGINE, CONTROL ARRANGEMENT, COMBUSTION ENGINE, AND VEHICLE
A method (100) of controlling inlet valves (18) and exhaust valves (24) of a cylinder (10) of an internal combustion engine (1) to obtain an engine braking effect is disclosed. The method (100) comprises the steps of preventing (110) at least one exhaust valve (24) of the cylinder (10) from closing completely during a plurality of successive intake, compression, expansion, and exhaust strokes (41 - 44) of the cylinder (10), phase shifting (120) control of at least one exhaust valve (24) and regulating (130) the amount of air being pumped through the cylinder (10) by phase shifting control of at least one inlet valve (18) of the cylinder (10). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21), an internal combustion engine (1), and a vehicle (40) comprising an internal combustion engine (1).
F02D 13/04 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake
F01L 1/34 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening
F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
59.
METHOD AND CIRCUITRY FOR CONTROLLING DISCHARGE OF A SOLENOID VALVE
The present disclosure relates to vehicles and to a method for controlling discharge of a solenoid valve in a vehicle. In particular the disclosure relates to controlling discharge of an inductor operated injector for use as an injector in a vehicle. According to a first aspect, this disclosure proposes a method for controlling discharge of a solenoid valve arranged in a vehicle, wherein the solenoid valve comprises an inductor and a plunger arranged to be moved by the inductor from a hold position to a rest position, whereby the solenoid valve is opened or closed. The method comprises stepwise discharging the inductor by discharging S2 the inductor at a slow decay rate during an operating time period during which a final part of a movement of the plunger from the hold position to the rest position takes place. The method further comprises discharging S1, S5 the inductor at a fast decay rate during at least one other time period, wherein the plunger is stagnant during at least a part of said other time period, wherein the fast decay rate is faster than the slow decay rate. The disclosure also relates to a discharge circuit, a computer program, and a computer-readable medium for implementing the method.
F02D 41/20 - Output circuits, e.g. for controlling currents in command coils
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion
An electric rotating machine (100) comprising a stator (106), a rotor (110) rotatable about an axis of rotation (112) in relation to the stator (106), a rotor compartment (116) holding the rotor (110), a fluid system (124) for cooling one or more of the rotor (110) and stator (106) and a fluid-guiding member (138) having a front (140) and a back (142). The front (140) of the fluid-guiding member (138) faces the rotor compartment (116) while the back (142) of the fluid-guiding member (138) faces away from the rotor compartment (116). The fluid-guiding member (138) comprises a guide (144) for guiding a fluid. The guide (144) extends from the front (140) of the fluid-guiding member (138) toward the back (142) of the fluid-guiding member (138). The guide (144) is configured to guide a fluid from the front (140) of the fluid-guiding member (138) to the back (142) of the fluid-guiding member (138) upon rotation of the rotor (110) to remove a fluid from the rotor compartment (116).
A battery module (1) for a vehicle (2) is disclosed. The battery module (1) comprises a casing (3) configured to accommodate a number of battery cells (5) and a mounting section (7) configured to receive a fastening element (8) for mounting the battery module (1) to a further component (1, 31) of the vehicle (2). The battery module (1) comprises a thermal insulation unit (9) positioned between the casing (3) and the mounting section (7). The present disclosure further relates to a battery pack (30) for a vehicle (2) and a vehicle (2) comprising a battery pack (30).
H01M 50/249 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
B60K 1/04 - Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
H01M 50/244 - Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
H01M 50/258 - Modular batteries; Casings provided with means for assembling
H01M 50/262 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
The disclosure relates to method performed by a system (100) configured to perform troubleshooting of a vehicle (223), the method comprising obtaining a defect report, related to the vehicle (223), in a natural language, selecting one or more classes from a plurality of classes by classifying the defect report using a trained model, wherein each class indicate a part of the vehicle (223), performing troubleshooting of the vehicle (223) by identifying one or more parts of the vehicle to be repaired using at least the one or more selected classes.
A hydrogen storage arrangement (10) configured to store hydrogen for powering a vehicle (1). The hydrogen storage arrangement (10) comprises a first storage container (11) configured to store hydrogen in liquid or cryo-compressed form and a second storage container (12) arranged to receive boil-off from the first storage container (11) and configured for metal hydride storage of hydrogen. The hydrogen storage arrangement (10) further comprises a valve device (14) configured to control release of boil-off from the first storage container (11) when the second storage container (12) is not capable of receiving boil-off from the first storage container (11).
The disclosure relates to method performed by a control unit for controlling a flow of electrical energy between one or more electrical energy repositories (101, 102, 103) and a power grid (140), wherein each of the one or more electrical energy repositories (101, 102, 103) is electrically coupled to a respective internal load, the method comprising charging the one or 5 more electrical energy repositories (101, 102, 103), wherein the repositories (101, 102, 103) are charged based on a set of parameters, wherein energy is drawn from the power grid (140) to charge the one or more electrical energy repositories (101, 102, 103), wherein the one or more electrical energy repositories (101, 102, 103) are charged to a respective first threshold level of energy (Qint_101, Qint_102, Qint_103), wherein the first respective threshold level of 10 energy (Qint_101, Qint_102, Qint_103) is indicated by the set of parameters, controlling a flow of energy to the power grid (140), wherein the flow of energy is controlled using the set of parameters, wherein energy is drawn from any of the one or more electrical energy repositories (101, 102, 103) to the power grid (140), wherein energy is drawn from any of the energy repositories (101, 102, 103) in a first period between a respective first time (teoc_101, 15 teoc_102, teoc_103), indicative of when the respective first threshold level of energy (Qint_101, Qint_102, Qint_103) is reached, and a respective second time (trec_101, trec_102, trec_103), indicative of when energy is expected to be drawn from the one or more electrical energy repositories (101, 102, 103) to the respective internal load, wherein the set of parameters is determined using a trained model.
A control device (100) and method for controlling a tag axle steering system (14), configured to steer tag axle wheels (13) of a tag axle (12), are provided. The method comprises, when the steering angle of the tag axle wheels (13) is offset from a steering angle of a neutral position of the tag axle wheels (13) and in response to a fault signal indicating malfunction of the tag axle steering system (14), locking the position of the tag axle wheels (13) at a current steering angle of the tag axle wheels (13). A computer program and a computer-readable medium, as well as a vehicle (1, 1'), are also disclosed.
B62D 7/14 - Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
B62D 13/04 - Steering specially adapted for trailers for individually-pivoted wheels
66.
AN ELECTRIC BATTERY CELL UNIT AND AN ELECTTRIC BATTERY ARRANGEMENT
An electric battery cell unit (100; 200) comprising: a stack of electrodes (106) comprising a first electrode (108) and a second electrode (110); a first terminal (102); a second terminal (104); a cell fuse (112); and a casing (122) for housing the stack of electrodes (106) and the cell fuse (112). The first terminal (102) is electrically connected to the first electrode (108). The second terminal (104) is electrically connected to the second electrode (110). The casing (122) comprises an overpressure relief arrangement (124). The cell fuse (112) is located between the overpressure relief arrangement (124) and the stack of electrodes (106). An electric battery arrangement (400) comprising two or more electric battery cell units (100; 200) of the above- mentioned sort.
H01M 10/04 - Construction or manufacture in general
H01M 50/103 - Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure prismatic or rectangular
H01M 50/30 - Arrangements for facilitating escape of gases
H01M 50/375 - Vent means sensitive to or responsive to temperature
H01M 50/383 - Flame arresting or ignition-preventing means
67.
STATOR FOR ELECTRIC MACHINE, ELECTRIC MACHINE, VEHICLE, AND METHOD OF ASSEMBLING A STATOR
A stator (1) for an electric machine (4) is disclosed. The stator (1) comprises a stator core (3) comprising a number of stator slots (5) extending through an axial end surface (6) of the stator core (3) and a number of wire windings (7) arranged in the stator slots (5). The stator (1) further comprises a sealing (9) arranged against the axial end surface (6) of the stator core (3) such that the sealing (9) covers at least a section (6') of the axial end surface (6) located radially inside the wire windings (7). The present disclosure further relates to an electric machine (4), a vehicle (2) comprising an electric machine (4), and a method (100) of assembling a stator (1) for an electric machine (4).
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
The present application relates to an electric battery junction arrangement (100; 200; 300) for connecting an electric battery arrangement (500a) to one or more electrical loads, the electric battery arrangement (500a) comprising two or more electric battery cells (501a), wherein the electric battery junction arrangement (100; 200; 300) comprises a control circuit (110); which control circuit (110) comprises a first control circuit branch (134) connectable to a positive side (128) of the battery arrangement (500a) and connectable to a positive side of an electrical load; a second control circuit branch (136) connectable to a negative side (130) of the battery arrangement (500a) and connectable to a negative side of an electrical load, the control circuit (110) comprising at least one semiconductor apparatus (112, 212) provided between the battery arrangement and the loads and configured to control electric current between the battery arrangement and the loads; the control circuit (110) further comprising a switching apparatus (116), which switching apparatus (116) comprises at least one mechanical switch (122) arranged in an electrical circuit connection (138) between the first and the second control circuit branch (134, 136) for electrically connecting and disconnecting the first and the second control circuit branch to and from each other.
H02H 7/18 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for accumulators
69.
A BATTERY ARRANGEMENT FOR A VEHICLE, A BATTERY ARRANGEMENT SET AND A VEHICLE
A battery arrangement (2) for a vehicle (3) is disclosed. The battery arrangement (2) comprises a battery (4), a housing (5) comprising a chamber part (6) arranged to accommodate the battery (4) and a lid part (7) arranged to be connected to the chamber part (6) to enclose the battery (4) within the housing (5) and a suspension attachment (11) arranged to attach the housing (5) to a frame (10) of the vehicle (3). The present disclosure further relates to a battery arrangement set (1) and to a vehicle (3). Elected for publication:
An electric battery cell unit (100a; 100b; 100c) comprising: a stack of electrodes (106) comprising a first electrode (108) and a second electrode (110), a first terminal (102), a second terminal (104) and a holder (112) for holding the stack of electrodes (106). The first terminal (102) is electrically connected to the first electrode (108). The second terminal (104) is electrically connected to the second electrode (110). The first and second terminals (102, 104) are attached to the holder (112). The first terminal (102) comprises a first interface (114) for attachment and electrical connection of the first terminal (102) to a second terminal (104) of another electric battery cell unit (100b). The second terminal (104) comprises a second interface (116) for attachment and electrical connection of the second terminal (104) to a first terminal (102) of another electric battery cell unit (100c). An electric battery arrangement (200) comprising a plurality of electric battery cell units (100a; 100b; 100c) according to the above-mentioned sort.
The invention is related to a battery cell module (100) comprising two end battery cells (202a, 202b) and a number of intermediate battery cells (204a, 204b,…, 204n) arranged between the two end battery cells (202a, 202b) to form a row of battery cells. At least one of the two end battery cells (202a, 202b) is electrically coupled in parallel with at least one intermediate battery cell (204a, 204b,…, 204n), allowing state-of- charge of the parallel coupled battery cells to be balanced. Thereby, achieving an improved balancing which can reduce uneven aging of the battery cells in the battery cell module (100) and increase the life-length of the battery cell module (100).
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
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 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
B60L 58/21 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
B60L 58/22 - Balancing the charge of battery modules
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
72.
METHOD AND CONTROL ARRANGEMENT FOR ESTIMATING RELEVANCE OF LOCATION-BASED INFORMATION OF ANOTHER VEHICLE
A first method (500) and control arrangement (400a, 130) for providing location-based information of a first vehicle (100a), and a second method (600) and control arrangement (400b) of a second vehicle (100b) for obtaining and estimating relevance of location-based information of the first vehicle. The first method (500) comprises detecting (503) location-based information, generating (507) a set of position data (140a) of the first vehicle (100a) and transmitting (508) this information. The second method (600) in the second vehicle (100b) comprises receiving (601) location-based information and an associated set of position data (140a) of the first vehicle (100a), generating (602) a set of position data (140b) of the own/second vehicle (100b), comparing (604) the respective sets of position data (140a, 140b) and determining (610) relevance of the received (601) location-based information of the first vehicle (100a), based on the comparison (604).
G08G 1/0967 - Systems involving transmission of highway information, e.g. weather, speed limits
B60W 40/02 - Estimation or calculation of driving parameters for road vehicle drive control systems not related to the control of a particular sub-unit related to ambient conditions
A control device (100) and a method (200, 220) for controlling a vehicle (1) is provided. The vehicle comprises an energy storage device (3), an electric motor (2), and at least one service brake (10) configured to brake a vehicle wheel (7, 8). The method (200, 220) comprises, in case it is predicted 5 that the energy storage device (3) will have an insufficient capacity for a desired regenerative braking power during an upcoming braking event, applying a braking force by activating the service brake (10). The service brake (10) is activated either simultaneously with application of a propulsion force by the electric motor (2), or in a plurality of consecutive brake phases (20) during which a propulsion by the electric motor (2) is temporarily interrupted, the brake phases (20) separated by a vehicle 10 acceleration phase (22) during which a propulsion force is applied by the electric motor (2).
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
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/184 - Conjoint control of vehicle sub-units of different type or different function including control of braking systems with wheel brakes
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 20/14 - Controlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion in conjunction with braking regeneration
74.
A METHOD AND AN ARRANGEMENT FOR SIGNAL TRANSMISSION BETWEEN A PLURALITY OF ELECTRICAL UNITS
A method for a process of signal transmission between a plurality of electrical units (502, 506, 508, 510, 512), wherein the method comprises: electrically interconnecting (301a) the plurality of electrical units (502, 506, 508, 510, 512) by way of a plurality of electrical junction blocks (200d), each electrical junction block (200d) of the plurality of electrical junction blocks (200d) comprising one or more terminals (202d). An arrangement (500a, 500b, 500c, 600a, 600b, 700a, 700b, 800a, 900a, 900b) for signal transmission between a plurality of electrical units (502, 506, 508, 510, 512), wherein the arrangement (500a) comprises a plurality of electrical junction blocks (200d) for electrically interconnecting the plurality of electrical units (502, 506, 508, 510, 512), and wherein each electrical junction block (200d) of the plurality of electrical junction blocks (200d) comprises one or more terminals (202d).
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
A busbar (1) comprising two or three more sheet-shaped conductors (2, 3, 4), wherein said conductors (2, 3, 4) overlap each other and define an elongated body having a central channel (5), and wherein the conductors (2, 3, 4) are separated by an electric isolation (6), and wherein each conductor (2, 3, 4) has a surface (2a, 3a, 4a) exposed to the channel (5), and wherein the area of said surface (2a, 3a, 4a) of each conductor (2, 3, 4) is equal the area of said surface (2a, 3a, 4a) of each of the other conductors (2, 3, 4).
H01B 5/00 - Non-insulated conductors or conductive bodies characterised by their form
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
A control device (100) and a method (300) for controlling an exhaust gas aftertreatment system (10) comprising a diesel particulate filter (20) is provided. The method (300) comprises a step of, in response to a determination that a temperature of an exhaust gas entering the diesel particulate filter (20) is equal to or below 325 °C, controlling a NOx concentration of the exhaust gas entering the diesel particulate filter (20) to be at least 200 ppm and to be equal to or less than 600 ppm. An exhaust gas aftertreatment system (10) as well as a vehicle (1) comprising the control device (100) are also described.
F01N 3/035 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
F01N 9/00 - Electrical control of exhaust gas treating apparatus
The present disclosure relates to techniques in the context of vehicles, and more specifically to an automatic emergency stop method for a vehicle. According to a first aspect, the disclosure relates to an automatic emergency stop method comprising obtaining a current position and characteristics of the vehicle, and upon detecting an emergency stop trigger event, determining a stop position, based on the obtained current position and characteristics of the vehicle. The method further comprises controlling one or more of the power consuming components to consume power corresponding to a braking power required to brake the vehicle to stop at the determined stop position, and operating the vehicle to stop at the determined stop position by operating the electrical motor reversely while supplying at least a part of the generated power to the controlled power consuming components. The disclosure also relates to a control arrangement configured to perform the method, to a vehicle comprising the control arrangement, to a computer program and to a computer-readable medium.
A method for determining the association of a sensor device (116a, 116b) with a battery unit (1000a, 1000b) of a plurality of battery units (1000a, 1000b). A first circuit (102; 202; 302; 402) comprises a first battery unit (1000a). A second circuit (104; 204; 304; 404) comprises a second battery unit (1000b). An electric current limiting device (106; 106a; 106b; 106c) connects the circuits (102, 104; 202, 204; 302, 304; 402, 404) to one another. A first sensor device (116a) is connected to detect a voltage or a current associated with one (1000a, 1000b) of the first and second battery units (1000a, 1000b) while a second sensor device (116b) is connected to detect a voltage or a current associated with the other one (1000a, 1000b) of the first and second battery units (1000a, 1000b). The method comprises: activating (501; 602) an electrical energy consumer (108, 112) or an electrical energy producer (222) of the first circuit (102; 202; 302; 402), and upon detection of a voltage change or a current change by one (116a, 116b) of the first and second sensor devices (116a, 116b), determining (504; 605) that the one (116a, 116b) of the first and second sensor devices (116a, 116b) which detects a voltage change or a current change is associated with the first battery unit (1000a).
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
H02J 7/34 - Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
B60L 58/20 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
79.
CONTROL DEVICE, VEHICLE, COMPUTER PROGRAM, COMPUTER READABLE MEDIUM AND METHOD FOR PERFORMING A GEARSHIFT DURING CREEP MODE
A method for, during creep mode, performing gearshift in a vehicle powertrain (2) comprising a combustion engine (3), a gearbox (4), and a clutch (9) is provided. The method comprises, in response to a request for gearshift, disconnecting the combustion engine (3) from the gearbox (4) by opening the clutch (9). The method further comprises, when the combustion engine (3) is disconnected from the gearbox (4), shifting the gearbox (4) and controlling the speed of the combustion engine (3) to a target speed (ωtarget). Said target speed constitutes a combustion engine speed corresponding a desired combustion engine torque (Tdes) for completing a torque ramp during closing of the clutch (9). The method further comprises connecting the combustion engine (3) to the gearbox (4) by closing the clutch (9). A control device (100) configured to perform the method and a vehicle (1) comprising the control device (100) are also provided.
The disclosure concerns a method and a control arrangement (38) for controlling valve actuation of an ICE (4) comprising an exhaust valve (20), an intake valve (22), and a turbo compressor (50). The method comprises and the control arrangement (38) is configured to: limiting/limit valve actuation changes of the exhaust and intake valves based on compressor data including surge limit data for the turbo compressor and one or both of a current turbo compressor rotational speed and a current turbo compressor pressure ratio, to maintain a turbo compressor mass flow above a limit mass flow value.
A method (100) of heating a powertrain (1) of a vehicle (3) is disclosed, wherein the powertrain (1) comprises an electric machine (5) configured to provide motive power to the vehicle (3). The method (100) comprises the step of passing (120) an electric current through the electric machine (5) to rotate a rotor (6) of the electric machine (5) while ensuring stand still of the vehicle (3). The present disclosure further relates to a computer program, a computer-readable medium (200), a control arrangement (21, 21'), a powertrain (1) for a vehicle (3), and a vehicle (3) comprising a powertrain (1).
B60L 7/00 - Electrodynamic brake systems for vehicles in general
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
B60L 50/50 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
B60L 58/24 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
B60L 58/25 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by controlling the electric load
B60L 58/32 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for controlling the temperature of fuel cells, e.g. by controlling the electric load
The present disclosure relates to corner-mounted sensor modules for vehicles containing a multitude of sensor systems based on different types of sensors. In particular, the disclosure relates to a vehicle comprising a first and a second sensor module. The first and a second sensor modules (11) each comprises a rigid structure (111), one or more first sensors (112) of a first sensor type, one or more second sensors (113) of a second type and an attachment mechanism (114). A sum of the field of views of the first and second sensor modules is at least 540 degrees. Furthermore, one of the sensor modules (11a) is arranged at a front corner (14) of the vehicle 1 and the other sensor module (11b) is arranged at a rear corner (15) at the opposite side (12) of the vehicle 1 such that a composed field of view of the two sensor modules covers 360 degrees in relation to a reference point at the vehicle 1.
A method (300) for a procedure (400) of connection and disconnection of a vehicle (100) to/from a plurality of electrical lines (202) of an electric road system (200), wherein the connection and disconnection procedure (400) comprises: in response to a disconnect warning and if the vehicle (100) is connected to the plurality of electrical lines (202), blocking (401) the electric current from the plurality of electrical lines (202) to a powertrain (104) of the vehicle (100). The method (300) comprises: maintaining (302) the connection of the vehicle (100) to the plurality of electrical lines (202) while the electric current from the plurality of electrical lines (202) to the powertrain (104) of the vehicle (100) is blocked (401) in response to the disconnect warning. A control arrangement (150) implementing such a method (300).
B60L 50/53 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells in combination with an external power supply, e.g. from overhead contact lines
B60L 3/04 - Cutting-off the power supply under fault conditions
B60L 5/04 - Current-collectors for power supply lines of electrically-propelled vehicles using rollers or sliding shoes in contact with trolley wire
A device (100a) comprising an interface (102) for providing an electrical connection between two conductors (602a, 604a). The interface (102) comprises an electrically conductive member (104a). The electrically conductive member (104a) comprises first and second end portions (106, 108). The first end portion (106) is configured for electrical contact with one (602a) of the conductors (602a, 604a) while the second end portion (108) is configured for electrical contact with the other one (604a) of the conductors (602a, 604a). The electrically conductive member (104a) has a longitudinal extension (118) extending from the first end portion (106) to the second end portion (108). The longitudinal extension (118) comprises a first longitudinal edge portion (120), which comprises a first longitudinal wall (122) forming a first longitudinal recess (124) for engagement with a first electrically conductive portion (202) of a bridging tool (200). The first longitudinal wall (122) is configured for electrical contact with the first electrically conductive portion (202) of the bridging tool (200) when the first longitudinal recess (124) is in engagement with the first electrically conductive portion (202).
H01B 5/02 - Single bars, rods, wires or strips; Bus-bars
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
H01R 25/14 - Rails or bus-bars constructed so that the counterparts can be connected thereto at any point along their length
A method for discharging a capacitor (150, 350). An active discharge circuit (202; 302) is connected in parallel with the capacitor (150, 350). An interface (210; 310) provides a signal connection (211; 311) between a message-based communication system (148, 212) and the active discharge circuit (202; 302). The interface (210; 310) comprises at least one input (214, 216, 218, 220, 222) for receiving messages from the message-based communication system (148, 212). The interface (210; 310) comprises a wake-up functionality (224). The at least one input (214, 216, 218, 220, 222) comprises an input (218) for the wake-up functionality (224). The method comprises: receiving (401) at the input (218) for the wake-up functionality (224) a disable discharge command message of said messages for the disabling of the discharge of the capacitor (150, 350), wherein upon cessation of the disable discharge command message the discharge of the capacitor (150, 350) is enabled. An apparatus (200; 300) for the discharge of a capacitor (150; 350), wherein the apparatus (200; 300) comprises the interface (210; 310) and the active discharge circuit (202; 302) connectable in parallel with the capacitor (150; 350).
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
86.
CONTROL DEVICE, METHOD, COMPUTER PROGRAM AND COMPUTER READABLE MEDIUM FOR ENABLING POWER STEERING OF A VEHICLE
A control device (100) and a method for enabling power steering of a vehicle (1) in case of unintentional shutdown of a combustion engine (3) of the vehicle are provided. The vehicle (1) comprises, in addition to the combustion engine (3), a starter (10) configured to crank the combustion engine and a hydraulic power steering system (8) comprising a hydraulic pump (9) configured to be driven by the combustion engine. The method comprises a step (S202) of, in response to an indication of need of power steering, activating the starter (10) to crank the combustion engine (3) so that the combustion engine drives the hydraulic pump (9). A computer program, a computer-readable medium and a vehicle (1) are also provided.
An electrical machine (100) comprising a rotor (110) and a stator (120). The rotor (110) com- prises at least one permanent magnet (112a, 112b, 112c, 112d); at least one magnet slot (116a, 116b, 116c, 116d) interior to the rotor (110), configured to hold the permanent magnet (112a, 112b, 112c, 112d), which magnet slot (116a, 116b, 116c, 116d) comprises at least one end portion (117a, 117b) at a rotor surface (140) of the rotor (110); at least one magnet bridge (114a, 114b, 114c, 114d) arranged in the rotor surface (140), configured to cover the end portion (117a, 117b) of the magnet slot (116a, 116b, 116c, 116d); and at least one axially extending groove (130a, 130b, 130c, 130d) in the rotor surface (140), arranged adjacent to the at least one magnet bridge (114a, 114b, 114c, 114d).
A transmission unit (10), a vehicle powertrain (2) comprising the transmission unit and a vehicle are disclosed. The transmission unit (10) comprises a first transmission shaft (11) comprising a first gear wheel (14), and a second transmission shaft (12) comprising a second gear wheel (15) and a third gear wheel (16). The second gear wheel (15) is arranged to cooperate with the first gear wheel (14). The transmission unit further comprises a third transmission shaft (13) comprising a fourth gear wheel (17), the fourth gear wheel (17) being arranged to cooperate with the third gear wheel (16). The third transmission shaft (13) further comprises a fifth gear wheel (18) arranged to be selectively connectable to the third transmission shaft (13) for rotation therewith. The fifth gear wheel (18) is arranged to cooperate with the second gear wheel (15). The transmission unit (10) may be incorporated in a transmission arrangement (40) further comprising a planetary gearbox unit (20).
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
B60K 17/02 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
B60K 1/02 - Arrangement or mounting of electrical propulsion units comprising more than one electric motor
F16H 3/091 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
A transmission unit (4), a vehicle powertrain (2) and a vehicle are provided. The transmission unit (4) comprises a first transmission shaft (10) forming an input shaft of the transmission unit (4), and a second transmission shaft (20) comprising a first shaft portion (20a) and a second shaft portion (20b). The first shaft portion (20a) is rotatably connected to the first transmission shaft (10) via a first gear wheel pair (11). The transmission unit further comprises a third transmission shaft (30) rotatably connectable to the first shaft portion (20a) via a second gear wheel pair (21) and rotatably connectable to the second shaft portion (20b) via a third gear wheel pair (31). The second and third gear wheel pairs are arranged at a distance from each other in a direction parallel to the longitudinal axis of the second transmission shaft (20) such that, when the transmission unit (4) is arranged in the vehicle powertrain (2), an electrical machine (3) may be arranged therebetween.
B60K 17/02 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
F16H 3/091 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears including a single countershaft
90.
A METHOD FOR CONNECTING ONE OR MORE ELECTRIC BATTERY UNITS TO AN ELECTRICAL SYSTEM
The invention is related to a method (100) for connecting one or more electric battery units (200; 500) to an electrical system (300). The method comprises: maintaining (102) a system short-circuit which short-circuits the electrical system (300); when the system short-circuit is maintained, electrically connecting (104) a first electric battery unit (200; 200a; 500), which is locally short-circuited by a local short-circuit, to the electrical system (300) so as to include the first electric battery unit in the electrical system (200; 200a; 500); and when the system short-circuit is maintained, removing (106) the local short- circuit of the first electric battery unit (200; 200a; 500), whereupon the first electric battery unit (200; 200a; 500) is short-circuited by the system short-circuit of the electrical system (300). The method may be performed as a part of an electrical system installation procedure in for example a hybrid or electric vehicle and allows the one or more electric battery units to be connected to the electrical system in a safe way.
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
H02H 7/18 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from norm for accumulators
91.
MULTIPLE CIRCUIT THERMAL MANAGEMENT SYSTEM COMPRISING MIXING LINES, AND VEHICLE
A thermal management system (10) is disclosed configured to regulate the temperature of a number of vehicle components (11, 11', 12, 13). The system (10) comprises one expansion tank (5) and a multiple of coolant circuits (1, 2, 3) each configured to regulate the temperature of a vehicle component (11, 11', 12, 13) of the number of vehicle components (11, 11', 12, 13). Each coolant circuit (1, 2, 3) of the multiple of coolant circuits (1, 2, 3) comprises a heat exchanger (31, 32, 33) configured to regulate the temperature of coolant in the coolant circuit (1, 2, 3), a coolant pump (21, 22, 23) comprising a pump inlet (21', 22', 23'), and a static line (41, 42, 43) fluidly connecting the pump inlet (21', 22', 23') to the expansion tank (5). The present disclosure further relates to a vehicle (30) comprising a thermal management system (10).
The disclosure concerns a method for vibration reduction in a compression ignition four- stroke internal combustion engine. The internal combustion engine comprises exhaust and intake valves controlled by exhaust and intake camshafts (10, 12). The method comprises, when operating the internal combustion engine below a threshold rotational speed, steps of: changing a timing of the exhaust camshaft (10) to advance closing of the exhaust valve (20), and - changing a timing of the intake camshaft (12) to delay opening of the intake valve (22).
F01L 1/344 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
F02D 13/02 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
93.
AN APPARATUS FOR THE ELECTRICAL CHARGING OF AN ELECTRICAL BATTERY UNIT OF A VEHICLE
An apparatus (200) for the charging of an electric battery unit (123) of a vehicle (100), wherein the apparatus (200) comprises an interface (202) for connecting the battery unit (123) to one (204, 208) or more of: a first electrical contact element (204) of a pantograph (206) and a second electrical contact element (208) of the pantograph (206). The interface (202) comprises one or more connectors (214). The connector (214) comprises first and second electrically conductive members (216, 220). The first electrically conductive member (216) comprises a longitudinal side (218) for electrical contact with one (204, 208) of the first and second electrical contact elements (204, 208) while the second electrically conductive member (220) comprises a longitudinal side (222) for electrical contact with the other one (204, 208) of the first and second electrical contact elements (204, 208). The first and second electrically conductive members (214, 216) are spaced apart from one another. The connector (214) comprises one holder (226) for holding the first and second electrically conductive members (216, 220), the holder (226) being attachable to the vehicle (100). A vehicle (100) including such an apparatus (200).
A redundant pneumatic brake control system for use in a vehicle (1) comprising service brakes (12) and spring brakes (11), comprising an electro-pneumatic parking brake module, EPB (13), a first pneumatic connection (15), a second pneumatic connection (16), a pressure control valve, PCV (14) and control arrangement (10). The second pneumatic connection is arranged to connect the EPB to a control port (122) of a pneumatic control module, PCM (121), such that the generated EPB pressure regulates a control pressure present at the control port. The control arrangement is configured to perform independent control of the pressure-actuated spring brakes and service brakes by alternately controlling the PCV to the open position and the closed position, based on a difference in step response of the first and second pneumatic connections, while controlling a level of the EPB pressure.
A piston (1) for an internal combustion engine (4) is disclosed. The piston (1) comprises a number of fuel directing surfaces (3) for directing a fuel spray (12) sprayed onto the fuel directing surface (3). At least one of the fuel direction surfaces (3) is/are inclined relative to a tangential direction (Td) of the piston (1). The present disclosure further relates to an engine (4) comprising a piston (1) and a vehicle (2) comprising an internal combustion engine (4).
F02B 23/06 - Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
F02F 3/28 - Other pistons with specially-shaped head
A piston (1) for an internal combustion engine (4) is disclosed. The piston (1) is configured to reciprocate along a centre axis (ca) of the piston (1) during operation in an engine (4). The piston (1) comprises a number of fuel directing surfaces (3) arranged at a distance (d1) from a top surface (5) of the piston (1) measured along the centre axis (ca). Each fuel directing surface (3) is configured to direct a fuel spray (12) sprayed onto the fuel directing surface (3). The fuel directing surfaces (3) are arranged with gaps (7) between two adjacent fuel directing surfaces (3). The present disclosure further relates to an engine (4) comprising a piston (1) and a vehicle (2) comprising an internal combustion engine (4).
F02B 23/06 - Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
F02F 3/28 - Other pistons with specially-shaped head
97.
COOLING SYSTEM AND VEHICLE COMPRISING SUCH A COOLING SYSTEM
A cooling system comprising: - a first cooling circuit (10) with a first coolant pump (12); - a second cooling circuit (20) with a second coolant pump (22); - an expansion tank (30) provided with an expansion chamber (31) for accumulation of coolant, wherein this expansion chamber is connected to the second cooling circuit (20) in order to allow the expansion chamber to receive coolant from the second cooling circuit; and - a deaeration device (40) arranged in the first cooling circuit for separation of air bubbles from the coolant circulating therein. The deaeration device (40) is located at a lower position than the expansion tank (30) and connected to said expansion chamber (31) via a static line (5) in order to allow air bubbles separated from the coolant in the deaeration device to migrate upwards in the static line towards the expansion chamber.
A cooling system comprising a cooling circuit (10) with a deaeration device (40) arranged in the cooling circuit for separation of air bubbles from coolant circulating therein. The deaeration device comprises a deaeration chamber (41) having a coolant inlet (43) connected to a feed pipe (15) of the cooling circuit, a first coolant outlet (44) connected to a coolant pump (12) of the cooling circuit, and a second coolant outlet (45) connected to an expansion tank (30) via a static line (5). The deaeration chamber has a larger cross-sectional dimension than said feed pipe. The second coolant outlet (45) is located in such a position in relation to the coolant inlet (43) and the first coolant outlet (44) that the coolant flow in the deaeration chamber between the coolant inlet and the first coolant outlet will move migrating air bubbles in the longitudinal direction of the deaeration chamber towards the second coolant outlet (45).
A vehicle thermal management system (1) is disclosed comprising a first and a second coolant circuit (11, 12) each comprising a coolant pump (21, 22). The first coolant circuit (11) comprises a coolant duct (3) configured to conduct coolant flow through a portion (5) of the first coolant circuit (11), and an expansion tank (7) connected to the coolant duct (3). The system (1) further comprises a first connecting conduit (9) connecting the second coolant circuit (12) to the coolant duct (3), and valve (13) controllable between a first state in which the valve (13) hinders flow of fluid through the first connecting conduit (9), and a second state in which the valve (13) allows flow of fluid through the first connecting conduit (9). The present disclosure further relates to a vehicle (2) comprising a vehicle thermal management system (1).
init sim-1sim-2sim-ninit-1init-2init-ninitmin_1min_2min_nactactstartstart; - closing 260 the clutch (106); and - deactivating (270) the at least one vehicle brake (151), (152), (153), (154), (155).