Abstract: A tire pressure monitoring system (TPMS) sensor and a communication method are provided. The TPMS sensor includes a microcontroller unit, a pressure sensor electrically connected to the microcontroller unit and configured to measure an internal air pressure of a tire and a receiver electrically connected to the microcontroller unit and configured to receive at least one communication signal. The receiver includes a magnetic sensor configured to detect a modulated low-frequency electromagnetic carrier signal as a first communication signal and output an encoded measurement signal based on the detected modulated low-frequency electromagnetic carrier signal. The TPMS sensor further includes a demodulator configured to convert the encoded measurement signal into a data signal and output the data signal to the microcontroller unit.

Abstract: A tire inflation system having a peristaltic pump. The peristaltic pump may output a pressurized gas when a flexible tube of the peristaltic pump rotates with a wheel end assembly about an axis.

Abstract: A hitch mount configured to be selectively attached to a vehicle, the vehicle having an under bed hitch mounting system is shown and described. The hitch mount may include at least one transverse member, at least one longitudinal member attached with the at least one transverse member, the at least one longitudinal member including first and second apertures, the first and second apertures of different size, and first and second fastening devices configured to selectively engage the under bed hitch mounting system and the first and second apertures, respectively. The hitch mount may also include first and second biasing members operatively engaged with the first and second fastening, the biasing members applying a load against the under bed hitch mounting system, and first and second handles pivotally and rotatably attached with the first and second fastening devices, the handles having a camming surface configured to engage the first and second biasing members.

Abstract: A cover set for a vehicle hitch ball configured to be secured to and protect the vehicle ball, the cover set having a first and a second U-bolt; a cover having a left face, a right face, a top face, a front face, an open bottom, and a back face having a center hole configured to allow at least a portion of at least a standard vehicle hitch ball to fit within the center hole, a pair of upper back face holes proximate to the top face, a pair of lower back face holes proximate to the open bottom, each hole of the pair of lower back face holes being configured to allow passage of a bolt for securing the U-bolt around a vehicle hitch ball neck portion, and a back face cutout along a bottom edge of the back face for conforming to a vehicle hitch ball mount.

Abstract: The shock-absorber comprises: a cylinder containing a hydraulic working fluid; a piston slidably arranged in the cylinder so as to split the cylinder into two variable-volume working chambers, namely a first working chamber, or extension chamber, and a second working chamber, or compression chamber; an auxiliary conduit in fluid communication on one side with the first working chamber and on the other with the second working chamber; a train of permanent magnets slidably arranged in the auxiliary conduit so as to reciprocally move along the auxiliary conduit, dragged by the working fluid flowing between the first and second working chambers through the auxiliary conduit as a result of the reciprocating motion of the piston in the cylinder; and electric energy generating device for generating electric energy by exploiting the movement of the train of permanent magnets along the auxiliary conduit.

Abstract: A method is provided for semi-automatically adjusting a chassis of a vehicle. The vehicle (10) assesses a state of the road by means of a sensor system of the vehicle and transmits the state of the road to a central server. A further vehicle (10) interrogates the state of the road from the server and recommends adjustment of the chassis as a function of the interrogated state of the road. The invention also relates to a device for carrying out such a method.

Abstract: An actuator includes a first housing, a second housing fixed to the first housing, and a piston configured to translate relative to each of the first housing and the second housing. The actuator also includes a locking device configured to selectively restrain the piston in a predetermined position relative to each of the first housing and the second housing and release the piston. The actuator additionally includes an actuation mechanism configured to activate the locking device to thereby restrain the piston in the predetermined position. Also disclosed is a suspension system for a vehicle employing such an actuator at a suspension corner, wherein the actuator is used to set a ride height of the vehicle at the suspension corner.

Abstract: Bonding the bush to the stabilizer bar, by surface pressure in the bonding surface (inner circumferential surface) of the hole-part of the bush being made uniform, bonding strength is obtained. The first arc part is formed at the opposite side of the opening of the U-shaped part of the bracket in the bonding and second arc part is formed in the opening side, in the hole-part of the bush. The first and second arc parts are circular arc parts being formed in circular arc shape or approximately circular arc shape or are ellipse arc part being formed in the ellipse arc shape or approximately ellipse arc shape. In the hole-part, the center of the first and second arc parts are separated. The curvature radius of the second arc part gets smaller than the curvature radius of the first arc part. The hole-part is formed in an oval shape.

Abstract: The present invention relates to a stabilizer for a vehicle which is installed between a pair of wheels of the vehicle and includes a first bar disposed to extend in a width direction of the vehicle; an actuator supported by a vehicle body of the vehicle and coupled to the first bar and a first connecting member to move the first bar in the width direction of the vehicle; and a second bar having one side connected to the first bar and the other side connected to one side of a wheel supporter which supports one wheel of the pair of wheels of the vehicle, wherein, when the first bar is moved in the width direction of the vehicle, the other side of the second bar is moved so that the one side of the wheel supporter is moved in an upper direction or a lower direction of the vehicle.

Abstract: An outdoor cooling unit in a vehicle air-conditioning apparatus is configured such that the angle between a normal line to a suction plane of a suction portion and a normal line to a discharge plane of a discharge portion is acute and such that air inside a housing flows in a substantially checkmark-shape, substantially V shape or substantially U shape. In the outdoor cooling unit, a blade of an axial fan is configured such that a chord center line formed by connecting chord central points from an inner circumferential end to an outer circumferential end of the blade and projecting the connected chord central points on a plane containing a rotating shaft is convexly curved toward the downstream side over the entire area in the radial direction.

Abstract: An adsorption based system is provided for the selective cooling and heating of a vehicle compartment using by-product water collected from a power generating unit of a vehicle. The system may include a fuel cell stack and an exhaust conduit configured to transfer an exhaust stream from the fuel cell stack. A water reservoir stores by-product water collected from the exhaust stream. The system may include a coolant loop configured to circulate a coolant fluid. A detachable adsorption subsystem is in thermal communication with the coolant loop and the exhaust conduit, and may include an evaporator and an adsorbent bed. The adsorption subsystem is configured to: vaporize water from the water reservoir using the evaporator; adsorb the vaporized water, thereby cooling a portion of the coolant fluid; regenerate the adsorbent bed using heat from the exhaust stream to release water vapor; and direct the water vapor into the exhaust conduit.

Abstract: A system controls a drivability mode of a hybrid motor vehicle provided with a heat engine and with an electric engine. The system includes a first measurer for measuring running conditions of the vehicle, a second measurer for measuring a level of charge of a battery of the vehicle, a first controller for controlling the heat engine, a second controller for controlling the electric engine, a computer capable of emitting a first activation signal for the heat engine, and a second activation signal for the electric engine, as a function of the running conditions and of the level of charge, and a third measurer for measuring at least one characteristic relating to an operation of a heating system of the vehicle. The first activation signal and the second activation signal are generated on the basis of the characteristic relating to the operation of the heating system.

Abstract: A fresh air and recirculation air switching case using a rotary door, since an introduced air flows along an inner surface of a circumferential wall of the rotary door, a convex grid is formed on an inner surface of the circumferential wall of the rotary door. In this system, the air flow directed toward a suction inlet is prevented from becoming turbulent behind the rotary door and the air flow noise can be suppressed.

Abstract: Wireless sensors are included within zones of a physical space. A memory stores feature description data. A processor, in communication with the memory and the wireless sensors, is programmed to send, to a mobile device connected to one of the wireless sensors, a subset of the feature description data applicable to one of the zones in which the mobile device is located. The processor also is programmed to receive a request to update a feature of the one of the zones based on the feature description data, and apply the setting update when the mobile device has permission. The zones of a physical space may be seating zones of a vehicle, and the wireless sensors may be included within doors to the seating zones of the vehicle. The mobile device may determine a seating zone of the vehicle in which the mobile device is located using the wireless sensors.

Abstract: An HVAC system for a vehicle includes infrared skin temperature sensors for measuring actual skin temperatures of the driver and a cabin temperature sensor for measuring an actual cabin temperature of ambient air within the passenger cabin. A controller module stores a target cabin temperature. The controller module controls the HVAC system according to a first error between the target cabin temperature and the actual cabin temperature. A personalization module stores a target skin temperature, and the personalization module determines an offset to be applied to the target cabin temperature according to a second error between the target skin temperature and the actual skin temperature. Infrared temperature measurements are collected for the left and right sides of a person's face, and the actual skin temperature is selected as the one that deviates most from the actual cabin temperature.

Abstract: There is provided a vehicle air conditioning apparatus that can prevent the amount of the refrigerant discharged from the compressor from reducing when an outside air temperature is low to achieve a heating performance required for a heating operation, and also can dehumidify the vehicle interior without deteriorating the heating performance during a heating and dehumidifying operation. The vehicle air conditioning apparatus includes: a heat released refrigerant expansion valve that decompresses the refrigerant discharged from the radiator during the heating operation and the first heating and dehumidifying operation; a gas-liquid separator that separates the refrigerant decompressed by the heat released refrigerant expansion valve into a gaseous refrigerant and a liquid refrigerant; and a bypass circuit that allows part of at least the gaseous refrigerant separated in the gas-liquid separator to flow into a section of the compressor through which the refrigerant being decompressed passes.

Abstract: A reinforcement assembly for a structural pillar includes an upper reinforcement that extends over a top of a wheel house and first and second surfaces. An area extends between the first and second surfaces such that the area defines a substantial right triangle over the wheel house. A slot within the area is defined to allow a duct connected to a casing to extend through the upper reinforcement. The reinforcement assembly further includes a lower reinforcement attached to the first surface of the upper reinforcement. The lower reinforcement extends parallel to the wheel house and perpendicular to the floor such that a load path is established through the upper and lower reinforcements.

Abstract: A vehicle air conditioner comprising a heat pump device including a compressor that compresses refrigerant, first and second heat exchangers disposed inside the vehicle cabin within an interior air-conditioning unit, and a pressure reducing valve. The vehicle air conditioner further comprises an air-conditioning controller which controls the heat pump device and interior air-conditioning unit, an exterior heat exchanger temperature sensor and a degree-of-heating requested detecting section. If the quantity of heat absorbed by the exterior heat exchanger has decreased, the controller operates the heat pump device to operate in a mode in which a refrigerant discharged from the compressor flows through the first and second heat exchangers, bypasses the exterior heat exchanger, and then is sucked into the compressor, and a second mode in which the refrigerant is flow throughs the first heat exchanger and is bypassed around the second and exterior heat exchanger after pressure has been reduced.

Abstract: A vehicle glazing unit including a glazed element and at least one base for reversible attachment of an accessory to the glazed element, the base including an aperture for passage of the accessory, the base including a non-flat outer face which is fastened opposite a non-flat inner face of the glazed element. The outer face includes two adhesive strips each having an elongate shape and both positioned lengthwise along the transverse horizontal axis of the glazing unit.

Abstract: A frame structure for a vehicle door and a method of manufacture thereof is disclosed. In particular, a vehicle side door includes at least two tubular parts which are flexurally deformed in the direction of their longitudinal extension and connected to each other to form a ring structure. The ring structure incorporated into a structural unit with the frame structure and a crash reinforcement in a vehicle door of a motor vehicle.

Abstract: A structure of mounting a power controller in a vehicle, the power controller to be mounted in a front compartment of the vehicle: includes a connector attached to a back portion of a housing of the power controller; a cowl panel positioned behind the connector; and a pair of protrusions provided on the housing. Each of the pair of protrusions is arranged on a corresponding lateral side of the connector. Back ends of the protrusions are positioned on a back side with respect to a back end of the connector. A distance from the back end of one protrusion of the pair of protrusions to the cowl panel is shorter than a distance from the back end of the other protrusion to the cowl panel, the one protrusion being closer to a center line in a width direction of the vehicle than the other protrusion is.

Abstract: An engine mount comprising a body having a cavity and a flange. The cavity comprises an opening having a central axis. The flange comprises bottom and top mounting surfaces and a centerline perpendicular to the central axis. The bottom mounting surface defines a first horizontal plane off-set from the central longitudinal axis. The flange further comprises a symmetric mounting hole pattern extending from the bottom mounting surface to the top mounting surface. The off-set and the symmetric mounting hole pattern allow a first use of the engine mount where the bottom surface of the flange is engaged directly with the engine mounting bracket and a second use of the engine mount where the top surface of the flange is engaged directly with the engine mounting bracket so that a different type of engine may be mounted.

Abstract: A unit bearing includes a bearing body configured to be received by a rigid bearing housing provided with an opening on at least one side, a carrier element and at least one support member engaging the rigid bearing housing through the opening. The bearing body includes elastomer abutments. The elastomer abutments are disposed between the rigid bearing housing and the support member. The carrier element is disposed between the support member and the elastomer abutments. The unit bearing is configured such that relative movements of the bearing body with respect to the bearing housing caused by loading of the support member along three mutually orthogonal directions are limited by the elastomer abutments.

Abstract: To provide a fuel supply system in which fuel stored in a fuel storage tank formed in a housing main body can be supplied by a high-pressure pump provided in the housing main body in spite of a rapid acceleration or a rapid deceleration of an engine, two types of connectors, which is a first connector having a low-pressure pump having a connection port for a fuel supply pipe from a fuel tank and a second connector having no pump, can be selectively attached via a common connector mounting part formed on a wall surface of a housing main body, and by using a housing having therein the commonly used high-pressure pump, a fuel supply system using an external pump and a fuel supply system using no external pump can be respectively manufactured in accordance with the purpose of use.

Abstract: A closure device, such as a fuel cap, for controlling evaporative emissions from a fuel tank. In one aspect, the invention comprises: a housing defining an internal chamber about a central axis; a diffuser plate positioned within the internal chamber that separates the internal chamber into an upper zone and a lower zone; a hydrocarbon adsorbing media disposed in the upper zone of the internal chamber; an inlet passageway for introducing fuel vapor from a fuel vapor inlet port to the lower zone of the internal chamber; and at least one outlet passageway extending from the upper zone of the internal chamber to an atmospheric air outlet port.

Abstract: A closure device for closing a through opening on a vehicle is provided. An interior space with a filling or connection opening being accessible via the through opening, wherein the filling or connection opening is configured and provided for consumable filling on the vehicle, and it being possible for the through opening to be closed by way of a cover element which can be adjusted on the vehicle in a manner which is actuated by external force between at least one closure position for closing the through opening and an open position for opening the through opening. A control electronics system for triggering an adjustment of the cover element being provided with at least one first and second sensor device.

Abstract: Embodiments of the present invention provide a motor vehicle controller comprising a computing device, the controller being configured to command a first releasable torque transmitting device of a drive-line to switch between a released condition in which a first releasable torque transmitting device substantially prevents transmission of torque from an input to an output portion thereof, and an engaged condition in which a releasable torque transmitting device allows torque transmission from an input portion to an output portion thereof. The controller may be configured to receive information indicative of: a speed of wheels of a first axle; a speed of wheels of a second axle; and a terrain over which a vehicle is driving.

Abstract: A drivetrain system can drive a vehicle by a first motor and a second motor. A drivetrain couples the first motor with a first axle and comprises a propeller shaft transmitting torque from the first motor to a second axle and coupled with the second motor. A first clutch disconnectably connects the first motor with the propeller shaft. A second clutch disconnectably couples the propeller shaft with the second axle. The first and second motors can be activated. The first clutch can be connected to cause both the first and second motors to drive the first axle. The second clutch can be connected or disconnected to control torque transmission from the first motor and the second motor to the second axle, whereby the vehicle is operated in a hybrid mode in which both the first motor and the second motor drive the vehicle.

Abstract: In a differential that is part of a selectively disconnectable or connectable secondary powertrain, a clutch device allows the input member of the differential, via which driving power is introduced into the differential, to be uncoupled from the output members to which the driving power is forwarded in a branched manner in order to be able to completely shut off part of the secondary powertrain in the disconnected state.

Abstract: A vehicle includes a drive unit configured to generate a drive torque in driving relationship to wheels of the vehicle, and a gas pedal constructed in the form of an active accelerator pedal which is adjustable over a pedal travel. A control device activates the drive unit in response to a desired torque given by a driver through actuation of the accelerator pedal. Operatively connected to the control device is an actuator which applies a resistance force upon the accelerator pedal, thereby generating a pressure point for the accelerator pedal, with the resistance force increasing in a locally limited pedal travel interval up to a maximum force which can be overridden by the driver. An evaluation unit of the control unit generates a deactivation signal within the pedal travel interval, when the accelerator pedal reaches a predefined limit hold time.

Abstract: A control method for improving fuel efficiency in an adaptive cruise control system includes: setting a target velocity profile based on a current velocity and position when a vehicle is driven by the adaptive cruise control system; determining, by the controller, whether the preceding vehicle exists while driving by the target velocity profile; comparing, by the controller, a minimum distance for preventing a collision between the preceding vehicle and the following vehicle in a case of applying the target velocity profile with a first distance between the preceding vehicle and the following vehicle when the preceding vehicle exists; and performing, by the controller, fuel efficiency driving of the following vehicle when the minimum distance is larger than the first distance and performing driving of the following vehicle according to the target velocity profile when the minimum distance is smaller than the first distance.

Abstract: Provided is an information provision apparatus for a vehicle, the apparatus capable of providing information that fits the situation of the vehicle to a user. An information provision apparatus for a vehicle is provided with a vehicle-mounted device which comprises a report means for reporting various kinds of information including vehicle information to a user, and a control means for operating the report means, and is connected to an external device via a connection means. Upon receiving a manipulation input signal indicating that a start switch of the vehicle is turned on, the control means operates the report means in order to report to the user that a communication connection between the vehicle-mounted device and the external device is not established, until the communication connection is established.

Abstract: An information display system may include an information display including a gauge specifying energy consumption of a vehicle and an average efficiency indicator specifying an average of the energy consumption, and a controller, in communication with the information display, configured to calculate an average efficiency value based on an amount of the energy consumption per unit distance over time, and adjust the average efficiency indicator based upon the average efficiency value.

Abstract: A method for providing an operating device in a vehicle, wherein a control device generates graphics data which control a display surface so that a graphics object relating to an executed application is displayed, and the geometric structure of an actuating object is detected in a detection space in front of the display surface and, depending upon the detected structure, a control signal for controlling the executed application is generated. A control signal for stopping the executed application is generated by the control system if a geometric structure of the actuating object has been detected in the detection space, wherein a substantially planar surface of the actuating object which is oriented substantially parallel to the display surface is spaced apart from the display surface. Also disclosed is a corresponding operating device for carrying out the method and a vehicle having such an operating device.

Abstract: A safety apparatus for a vehicle battery and a method for operating the same capable of preventing accidents such as fire and battery explosion are provided. The safety apparatus includes a fixed housing that is fixed to a vehicle body and a movable housing that is movably disposed in the fixed housing to move due to external impact. An impact sensor is disposed within the fixed housing configured to be fractured due to the movement of the movable housing and an elastic member is configured to provide a restoring force to the movable housing.

Abstract: A method controls regenerative braking for a vehicle equipped with regenerative brakes and with a separate braking apparatus. The vehicle includes at least one first wheel and at least one second wheel. The separate braking apparatus is applied to the at least one first wheel and to the at least one second wheel. The regenerative brakes are applied to the at least one first wheel only. The method includes receiving a speed value of the first wheel and a speed value of the second wheel, estimating a value of a parameter representing a slip associated with the regenerative braking as a function of the speed value of the first wheel and as a function of the speed value of the second wheel, and forming a regenerative braking setpoint value as a function of the estimated value of the parameter representing slip associated with the regenerative braking.

Abstract: A vehicle is provided that connects to an power structure for powering and guiding the vehicle. The power structure includes a trolley, a track along which the trolley runs, a power source connected to the track, and a cable connected to the trolley and configured to attach to the vehicle moving on a surface. The vehicle includes a chassis and a cable connected to the chassis and configured to mechanically and electrically connect the vehicle to the power structure. The chassis includes a connector rotatable 360 degrees, and the cable connects to the chassis through the connector.

Abstract: A contact device (1) directly or indirectly connectable to a vehicle and adapted to co-act mechanically and electrically with a track (2) comprising an electric conductor (7) put under voltage and located in a road section (6) on which the vehicle is travelling, in order to supply electric voltage to at least one electric motor which propels the vehicle, wherein the contact device (1) is displaceable upwards, downwards and laterally and comprises at least one current collector and at least one cleansing device (4). The current collector (3) comprises a sliding contact (8) configured to be brought into mechanical and electrical contact with at least a vertical side wall portion of the track.

Abstract: A circuit for pulse duty factor limitation in a switch mode regulator, having an output stage to which control is applied by a signal, is described, in which circuit a pulse duty factor limiter is connected to the switch mode regulator in order to transfer the signal to the pulse duty factor limiter; the pulse duty factor limiter is configured to generate from the signal a limited signal limited at the top end in terms of pulse duty factor; and the pulse duty factor limiter is connected to the output stage in order to transfer the limited signal to the output stage. Also proposed is a method for operating a switch mode regulator having a downstream circuit to which control is applied by a signal of the switch mode regulator and having a capacitor that becomes charged when the downstream circuit is switched off, in which method the pulse duty factor of the signal is limited at an upper limit value in such a way that a predetermined charging time for the capacitor is available.

Abstract: A nonaqueous electrolyte secondary battery is a battery system for an electric vehicle which prevents high rate deterioration. An integrated evaluation value which is a deterioration index value of high rate deterioration is subjected to correction processing reflecting a recovery behavior of the high rate deterioration during charging/discharging deactivation in a battery deactivation period. The correction processing is executed according to a relaxation coefficient indicating the degree of relaxation of deviation of an ion concentration each time a given time elapses when the battery deactivation period ends. The relaxation coefficient is set variably such that, when a time length of the battery deactivation period is short, the degree of relaxation of deviation of the ion concentration for the given time becomes greater than that when the time length is long.

Abstract: A self-aligning motor assisted electrical Connector with exterior shape of a solid geometric form and accompanying complementary Receptacle (which when placed together form a Unit) that reduces the conventionally necessary exertion of force and dexterity requirements placed upon individuals and automated equipment, for use in transferring energy between a primary charging source and an electric vehicle or an energy storage device, such as a battery or battery bank; provided, however, that a transfer of energy may also occur by engaging such Unit so that the electric vehicle, battery or battery bank becomes the primary source of energy which transfers electric power through the Unit to an ultimate load.

Abstract: An electric power reception control unit of a vehicle generates an electric power transmission command for adjusting received electric power to an electric power reception command. The generated electric power transmission command is transmitted from the vehicle to a charging station via radio communication. An electric power transmission control unit of the charging station adjusts transmission electric power, which is transmitted from the charging station to the vehicle, to the electric power transmission command received from the vehicle. Responsiveness of electric power reception control carried out in the electric power reception control unit is lower than responsiveness of electric power transmission control carried out in the electric power transmission control unit.

Abstract: A battery control method includes: receiving a reprogramming request from a diagnostic device located outside of a vehicle to reprogram software of one or more electronic control units (ECUs) of the vehicle; performing reprogramming of the one or more ECUs or recharging of an auxiliary battery according to a number of the ECUs to be reprogrammed and whether or not a state of charge (SOC) of the auxiliary battery exceeds a critical value varied depending on the number of the ECUs to be reprogrammed; and sending a signal informing of the reprogramming or a warning signal associated with the recharging to the diagnostic device.

Abstract: A method for charging the starter battery of a motor vehicle at a voltage source includes charging the starter battery after a traction battery of the vehicle has been charged up to a defined value. The starter battery is charged if a charge state of the starter battery is established that is below a defined threshold value. If the charge state of the starter battery is of such a low level, the starter battery is charged until one or more defined termination conditions are fulfilled. The termination conditions may include the total charging period since the low charge state of the starter battery has been established exceeds a defined threshold value and/or the total time period charging the traction battery and the starter battery at the voltage source exceeds a defined threshold.

Abstract: The present invention relates to an application module mode control apparatus and a mode control method thereof, and more particularly, to an application module mode control apparatus and a mode control method thereof which can arbitrarily change a mode for each application module regardless of a change of a mode condition of a project by taking charge of changing the mode of the application module so as to independently change modes of one or more application modules that perform functions of a battery management system (BMS).

Abstract: An electrical power supply network for a motor vehicle, including at least one high-voltage battery and one low-voltage battery, wherein at least one DC/DC converter is arranged between the high-voltage battery and the low-voltage battery, which is designed such that the high-voltage battery charges the low-voltage battery, and at least one solar module, which is connected to the low-voltage battery via a DC/DC converter, wherein at least one control device is associated with the low-voltage battery which is designed such that an SOC value of the low-voltage battery is ascertained, wherein during a vehicle standstill, the high-voltage battery is charged from the low-voltage battery via a DC/DC converter until the SOC value of the low-voltage battery reaches a first threshold value. Also disclosed is a method for distributing electrical energy in such a power supply network.

Abstract: A system and method for diagnosing a fuel cell stack are provided. The method includes determining, by a controller, a time at which diagnosing the fuel cell stack is required based on a plurality of factors and driving a motor adjusted to a first efficiency value for a predetermined first reference time period based on the diagnosis determination. In addition, the controller is configured to drive the motor adjusted to a second efficiency value when the first reference time period has elapsed. A state of the fuel cell stack is then diagnosed based on a voltage variance of the fuel cell stack between driving the motor adjusted to the first efficiency value and second efficiency value.

Abstract: A vehicle including a powertrain system that includes an electric machine electrically connected to a power inverter is described, wherein the powertrain system is operative in an electric vehicle mode to generate propulsion torque. A method for controlling the powertrain system includes determining a vehicle speed, and determining a preferred audible sound to be generated by the powertrain system when operating in the electric vehicle mode at the vehicle speed. A control signal for the power inverter is determined, and is associated with operating the powertrain system in the electric vehicle mode at the vehicle speed. The preferred audible sound is incorporated into the control signal for the power inverter, and the power inverter is controlled to operate the electric machine employing the control signal and the preferred audible sound.

Abstract: A power converting apparatus for vehicles according to an embodiment controls a plurality of AC motors for vehicle traveling set on a motor setting table. The power converting apparatus includes a plurality of inverter circuits and a plurality of controllers. The plurality of inverter circuits supply three-phase AC power to the AC motors. The plurality of controllers generate control signals for ON/OFF-controlling a plurality of switching elements of the inverter circuits and perform PWM control on the inverter circuits associated with the plurality of controllers among the plurality of inverter circuits. The plurality of controllers perform the PWM control on the associated inverter circuits according to control signals generated using carrier waves having phases different from one another. A phase difference between the carrier waves is based on the number of the plurality of AC motors set on the motor setting table.

Abstract: The present invention concerns a method and a device for controlling the voltage of a catenary supplying electric power to rolling stocks. The first rolling stock: —detects a traction command or a regeneration command of a second rolling stock in the neighborhood of first rolling stock, —increases the electric power supplied by the first rolling stock to means for heating, ventilation and air conditioning when a regeneration command of the second rolling stock is detected, —decreases the electric power supplied by the first rolling stock to the means for heating, ventilation and air conditioning when a traction command of the second rolling stock is detected.