Abstract: A vehicle includes a traction battery, an auxiliary battery, and a charge port configured to mate with a connector of a charging station. The charge port has a pilot pin. A control pilot circuit includes a first switch arranged between the pilot pin and a ground. The pilot circuit further includes a second switch arranged between the pilot pin and the ground. The second switch is configured to close in response to the voltage of the auxiliary battery being less than the threshold to induce the first voltage change in the pilot signal, and open in response to the voltage of the auxiliary battery exceeding the threshold.

Abstract: A power distribution system can include a power source, a power distribution unit, and at least one electrical load supplied by the power distribution unit. A detection circuit can be utilized in the power distribution system to sense or detect the occurrence of an electrical failure within the power or electrical unit.

Abstract: Disclosed herein are two-wire communication systems and applications thereof. In some embodiments, a slave node transceiver for low latency communication may include upstream transceiver circuitry to receive a first signal transmitted over a two-wire bus from an upstream device and to provide a second signal over the two-wire bus to the upstream device; downstream transceiver circuitry to provide a third signal downstream over the two-wire bus toward a downstream device and to receive a fourth signal over the two-wire bus from the downstream device; and clock circuitry to generate a clock signal at the slave node transceiver based on a preamble of a synchronization control frame in the first signal, wherein timing of the receipt and provision of signals over the two-wire bus by the node transceiver is based on the clock signal.

Abstract: An apparatus for controlling a charging system using a motor-driving system is configured to suppress the occurrence of torque in a motor when a battery is charged by receiving the supply of external charging current to a neutral point of the motor.

Abstract: Provided are a terminal and a control method of multi-path power supplying. The terminal includes: a battery module having power-supplying paths, power-supplying management modules in one-to-one correspondence with the power-supplying paths and a power supply control module. Each power-supplying path is connected to a power-supplying management module, a first end of each power-supplying management module is connected to a corresponding power-supplying path, a second end is connected to the power supply control module, a third end is connected to at least one function module. The battery module supplies power to at least one function module through multiple independent power-supplying paths.

Abstract: An excavator comprising: a power supply that converts AC power supply voltage from a commercial power supply into DC power supply voltage; a battery that charges or discharges power from the power supply; an inverter that converts DC power supply voltage to AC power supply voltage; an electric motor that has power supplied thereto, and is controlled, by the inverter; a first electrical circuit that supplies power to the inverter from the power supply; a second electrical circuit that joins from the battery to the first electrical circuit; an inverter relay arranged between the inverter and a junction point between the first electrical circuit and the second electrical circuit; a battery relay arranged between the junction point and the battery; and a power supply relay arranged between the junction point and the power supply.

Abstract: The invention relates to the on-board electric power network architecture of a vehicle cabin using domestic devices, in particular of an aircraft cabin, including primary networks (11, 12) connected in parallel to a single domestic network (3) of the cabin for powering domestic devices via converter units (41, 42; 40). Measurement sensors (80) are arranged at the output of each converter unit (41, 42; 40) and the measurements are transmitted (L1) to a regulating device (9) for sharing the supply of the domestic network (3) according to the available power, each converter unit (41, 42; 40) comprises an upstream processing stage (E1) and a downstream processing stage (E2), each including an anti-disturbance device (D1, D2), linked (B1, B2) with the primary network (11, 12) and linked (B3, B4) with the domestic network (3), respectively.

Abstract: In accordance with some embodiments of the present invention, a wireless power receiver that ramps an ASK impedance is presented. A method of amplitude shift key (ASK) modulation in a wireless power receiver includes initiating transition of an ASK impedance from a first state to a second state, the ASK impedance being coupled to a resonant circuit that includes a wireless power receive coil that receives a time-varying magnetic field; transitioning the ASK impedance from the first state to the second state according to the transition over a plurality of switching cycles of the time-varying magnetic field; and holding the second state.

Abstract: A system for interrupting ignition is disclosed. Specific implementations of ignition interrupters may include a first conductive tab configured to couple to a spark plug; a second conductive tab configured to couple to a spark plug wire; a first tab holder coupled with the first conductive tab; a second tab holder coupled with the second conductive tab, where the second conductive tab overlaps with the first conductive tab; a sled positioned perpendicularly to a plane of the first conductive tab and the second conductive tab, the sled coupled between the first conductive tab and the second conductive tab; a first spring coupled to the sled; and a second spring coupled to the sled; where the sled may be configured to move to an open position in the gap between the first conductive tab and the second conductive tab, decompressing the first spring and the second spring.

Abstract: A power supply apparatus acquires peripheral information regarding whether a living body is present outside a vehicle near a power supplying unit, during power supply to the vehicle. The power supply apparatus acquires in-vehicle information regarding whether a living body is present inside the vehicle, during power supply to the vehicle. The power supply apparatus restricts supplied electric power when in-vehicle information indicating that a living body is present inside the vehicle is acquired or when peripheral information indicating that a living body is present near the power supplying unit is acquired. The power supply apparatus changes a restriction amount of the supplied electric power when at least either of in-vehicle information indicating that a living body is present inside the vehicle or peripheral information indicating that a living body is present near the power supplying unit is acquired, compared to that when neither piece of information is acquired.

Abstract: A magnetic attracting type vehicle-mounted wireless charging device comprises a wireless charger, and a magnetic attracting device which is attachable to a rear surface of mobile electronic equipment, wherein the wireless charger comprises a wireless charger housing, a transmitting coil arranged in the wireless charger housing, shielding magnets which are circumferentially arranged around the transmitting coil, and a printed circuit board (PCB) which is electrically connected to the transmitting coil; the shielding magnets comprise magnets, and shielding covers which cover the outer surfaces of the magnets; openings as large as the top surfaces of the magnets are formed in the shielding covers, and the top parts of the magnets are exposed from the shielding covers through the openings; the magnetic attracting device is subjected to magnetic attracting to the top parts of the magnets.

Abstract: A diagnostic system for a vehicle electrical system having first and second voltage regulators outputting first and second voltages, respectively, is provided. The diagnostic system includes a microcontroller having an analog-to-digital converter, a first application, and a first diagnostic handler application. The first application sets a first analog-to-digital converter status flag equal to a first fault value when a difference between a first corrected voltage value and a second corrected voltage value is greater than a threshold difference value indicating that the analog-to-digital converter is malfunctioning. The first diagnostic handler application commanding a digital input-output device to generate control signals if the first analog-to-digital converter status flag is equal to the first fault value.

Abstract: A vehicle capable of transmitting power to another vehicle includes an acquisition section that acquires a distance from a location of the vehicle to a specified point; a comparison section that compares the distance with a cruising range of the vehicle; and a control section that controls the power transmission to the other vehicle according to a comparison result.

Abstract: A method for controlling a passenger service unit includes transmitting, by the passenger service unit, an electromagnetic (EM) signal that is receivable by a personal device of a passenger. The EM signal includes identification information of the passenger service unit. The method also includes receiving a control message by the passenger service unit. The control message includes an identification of one or more selected devices of the passenger service unit and a control input for the selected device. The method also includes controlling operation of the one or more selected devices of the passenger service unit in response to receiving the control message and based on the control input.

Abstract: A system may wirelessly supply electrical power to an aircraft cabin component which moves relative to another aircraft cabin component. A first aircraft cabin component may include a solid state electrical power transmitter having an induction loop. The second aircraft cabin component may include a solid state electrical power receiver having a receiving coil. When a power source is connected to the solid state electrical power transmitter, the induction loop creates an oscillating magnetic field which passes through the receiving coil and induces a flow of alternating current through the receiving coil which drives the load.

Abstract: An automotive electrical system provides power from two DC sources each connected to a separate group of integrity-protected (ASIL) loads. A third group of non-ASIL loads are connected to both power sources through a controllable isolator with first and second transistor arrays. The connection through the isolator also connects each ASIL group to the other DC source. A control circuit includes a plurality of drivers for driving the first and second transistor arrays into conduction. The control circuit is configured to cease driving at least a respective one of the first and second transistor arrays when a fault condition is detected in which current flow in at least one of the transistor arrays exceeds a threshold.

Abstract: The present application discloses a wake-up method and wake-up system for a battery management system. The method may include converting, by a conversion unit, a low-voltage power signal detected at a low-voltage input port into a high-voltage wake-up signal, and receiving, by a high-voltage control module, a working voltage provided by a power battery pack under control of the high-voltage wake-up signal; controlling, by the high-voltage control module, the high-voltage transmission module to be turned on, providing the working voltage to a synchronous rectifying module by the turned-on high-voltage transmission module, and converting high-voltage electric energy provided by the power battery pack into low-voltage electric energy; and transmitting, under control of the synchronous rectifying module, the low-voltage electric energy to the low-voltage controller, and waking up the battery management system by the low-voltage controller.

Abstract: An unmanned aerial vehicle includes a main body, a propulsion assembly including a rotary blade and a motor to rotate the rotary blade about a rotation axis, the propulsion assembly being attached to the main body, a rechargeable battery to supply electric power to the propulsion assembly, a leg portion connected to the main body on a lower side of the main body in a vertical direction, and a power receiving coil to provide non-contact power feeding, the power receiving coil being electrically connected to the battery and being provided in the leg portion.

Abstract: A vehicle power supply apparatus includes first and second device batteries, a power supply line, and a current path. The power supply line includes first, second, and third segments. The first segment is coupled between a first end of the power supply line and a first diode. The second segment is coupled between the first diode and a first switch. The third segment is coupled between the first switch and a second end of the power supply line. The current path is routed from the third segment to the first segment through a second diode, to bypass the second segment. An electric device of a vehicle is coupled to the first segment. The second device battery is coupled to the second segment. The first device battery is coupled to the third segment through a second switch.

Abstract: A vehicle control device includes a power converter that converts supplied direct current power and supplies the converted direct current power to a load device. A first voltage detector detects a first voltage that is a voltage of the power supply line. A second voltage detector detects a second voltage that is a voltage of the power converter on a side where a power supply source is provided. When a first contactor is closed and brought into a state allowing current to flow through the first contactor, if a decreasing amount of the first voltage from a first time ago to a present time is greater than or equal to a first threshold and a decreasing amount of the second voltage from a second time ago to the present time is greater than or equal to a second threshold, a contactor controller opens the first contactor.

Abstract: A control device for a fuel cell system comprises a hydrogen deficiency judging part configured to judge if a hydrogen deficiency which is a state in which an amount of hydrogen supplied to the fuel cell is insufficient compared with an amount of hydrogen required for power generation has occurred, a hydrogen deficiency elimination judging part configured to judge if the hydrogen deficiency has been eliminated after the hydrogen deficiency judging part judges that the hydrogen deficiency has occurred and a breakage control part configured to make the circuit breaker temporarily break an electrical connection of the fuel cell and the electrical load part when the hydrogen deficiency elimination judging part judges that the hydrogen deficiency has been eliminated.

Abstract: A vehicle including a hybrid battery pack includes a first battery pack and a second battery pack. The first battery pack has a higher energy density than the second battery pack. The second battery pack has a higher power density than the first battery pack. A power inverter module is connected between the hybrid battery pack and a motor generator unit (MGU) that is connected to a powertrain of the vehicle. The power inverter module is configured to regulate power flow between the hybrid battery pack and the MGU. A battery management module is configured to: control switching of the power inverter module; selectively charge and discharge at least one of the first battery pack and the second battery pack; and selectively charge the first battery pack with power from the second battery pack.

Abstract: A vehicle includes a pair of power converters. The vehicle includes a socket having an array of power terminals arranged to accept outlets of different power terminal configurations to interconnect the pair therewith. The vehicle includes a panel having an outlet engaged with the socket. The panel includes a controller configured to communicate an electrical rating of the outlet via the socket to define a switching scheme for the pair. The communication is responsive to detecting panel and socket engagement.

Abstract: A network of collection, charging and distribution machines collect, charge and distribute portable electrical energy storage devices (e.g., batteries, supercapacitors or ultracapacitors). To allow easy and convenient access to empty portable electrical energy storage device compartments within the vehicles, if the vehicle comes within the vicinity of a collection, charging and distribution machine or other authorized external device such as a key fob or other wireless device of a user, an empty portable electrical energy storage device compartment that is closed or locked, is unlocked, unlatched or opened automatically. Also, if the portable electrical energy storage device compartment is in another desired state to have the compartment unlocked, such as having a portable electrical energy storage device in the compartment that has a charge level below a particular threshold, the compartment will likewise be unlocked, unlatched or opened automatically.

Abstract: A four wheel drive vehicle includes: main driving wheels and auxiliary driving wheels; a first driving motor that provides power to the main driving wheels; a second driving motor that provides power to the auxiliary driving wheels; a battery that stores electrical energy; an inverter that converts and provides the electrical energy stored in the battery to the first driving motor; and a bidirectional power converter that generates charging electric power for charging the battery by converting power supplied from the outside of the vehicle and converts and provides the electrical energy stored in the battery to the second driving motor.

Abstract: The present invention describes a method using temperature data to protect battery health during bidirectional charging in conjunction with monetization activities. The method includes receiving temperature data and determining anticipated energy needs of a building. The temperature data includes at least the temperature of one or more electric vehicle batteries or information required to determine the temperature of the one or more electric vehicle batteries while the anticipated energy needs are relative to ambient air temperature. The method includes determining an amount of discharge of the one or more electric vehicle batteries required to offset the anticipated needs of the building by a predetermined amount and determining based on the temperature data whether discharging the one or more electric vehicle batteries would be harmful to the health of the one or more electric vehicle batteries.

Abstract: An actuator mechanism for a rearview device includes a cam surface which is positioned on or is part of a rearview element or rearview element mount of the rearview device, a cam lever configured to move on the cam surface, an actuator configured to rotate the cam lever, where rotating the cam lever in one direction causes the rearview element or rearview element mount to move in one manner, and rotating the cam lever in an opposite direction causes the rearview element or rearview element mount to a move in a different manner. A rearview device and a motor vehicle may include the actuator mechanism.

Abstract: In a vehicle power supply device, a switch unit switches mutual connection among first to fourth batteries. When supplying electric power from the first to fourth batteries to a motor, a switch controller controls the switch unit and forms a backup battery corresponding to at least one of the first to fourth batteries that does not supply electric power to the motor and a serial battery group for supplying electric power that has the remaining batteries, except for the backup battery, connected in series. The switch controller supplies electric power from the serial battery group for supplying electric power to the motor, and, when a predetermined condition is satisfied, sequentially switches between a battery included in the serial battery group for supplying electric power and the backup battery.

Abstract: An electric or hybrid sport car comprising a vehicular frame and a floor formed by a fixed portion with the vehicular frame and a removable base and wherein a bottom part of the base consists of a so-called platform, which consists of a plate made of metal or high-resistance composite material, exposed to the outside so as to operatively face the ground on which the car rests. A rear part of the platform diverges from the ground proceeding towards a rear part of the car, and wherein said rear part of the platform supports a support frame of a rear battery pack, and wherein said support frame comprises a plurality of support layers for as many battery layers, which include columns operatively vertical and structures parallel to the rear portion of the platform.

Abstract: A shore power cord is provided. The shore power cord includes a connector plug rated at a first amperage, wherein the connector plug is configured to connect to an electrical power source, and a connector receptacle rated at a second amperage, wherein the connector receptacle is configured to connect to an electrical power receiver, and wherein the connector plug and the connector receptacle are electrically coupled via at least one electrically conductive line. The shore power cord further includes an overcurrent protection apparatus, wherein the overcurrent protection apparatus is positioned along the at least one line, between the connector plug and the connector receptacle, and wherein the overcurrent protection apparatus includes at least one circuit breaker, the at least one circuit breaker having an amperage, the amperage of the at least one circuit breaker being a lower of the first amperage and the second amperage.

Abstract: A vehicle include an interior cabin including a plurality of structural components, a plurality of electrical devices within the interior cabin, a power supply, and an electrical signal distribution system mounted to at least one of the plurality of structural components and electrically coupled to the power supply and the plurality of electrical devices. The electrical signal distribution system includes a printed circuit board (PCB), and a plurality of outlets coupled to the PCB. The plurality of outlets electrically couple to the plurality of electrical devices. The electrical signal distribution system provides electrical signals to the plurality of electrical devices.

Abstract: A supplementary charging system for an auxiliary battery of an eco-friendly vehicle includes: a main battery; an auxiliary battery having a voltage lower than a voltage of the main battery; a low voltage DC-DC converter (LDC) stepping down the voltage of the main battery and providing the stepped-down voltage to the auxiliary battery; and a controller configured to select, when a periodic charge time of the auxiliary battery arrives, either a constant voltage charging method or a constant current charging method as a charging method based on an aging state of the auxiliary battery, and control the LDC to charge the auxiliary battery with a constant voltage or a constant current based on the selected charging method for a predetermined reference time. The controller terminates the charging when a cumulative charge current amount is greater than or equal to a predetermined reference cumulative charge current amount.

Abstract: The present disclosure relates to a power distribution architecture for an off-road vehicle. The power distribution architecture includes a work circuit and a propel circuit and is configured for facilitating bi-directional power exchange between the work circuit and the propel circuit.

Abstract: A circuit system for a railroad vehicle according to an embodiment includes a power conversion unit, a first converter, a second converter, a power storage unit, and a control unit. The power conversion unit converts power supplied from an overhead wire into power for driving a motor for running mounted on a railroad vehicle. The first converter converts power supplied from the overhead wire into DC power. The second converter converts power output from the first converter into power for driving a load mounted on the railroad vehicle. The power storage unit is electrically connected to an input side of the second converter. The control unit inputs regenerative power output from the power conversion unit to the first converter and inputs power output from the first converter to the power storage unit in a case where it is determined that the railroad vehicle is being regenerated.

Abstract: A DC voltage network includes a first DC voltage subnetwork, a second DC voltage subnetwork, and an energy storage network. Interconnecting the first DC voltage subnetwork and the energy storage network is a first power converter; and interconnecting the second DC voltage subnetwork and the energy storage network; is a second power converter. An energy storage device is connected to the energy storage network in such a way that the energy storage network has a voltage of the energy storage device and a feed apparatus connects at least one of the first DC voltage subnetwork and the second DC voltage subnetwork to an AC voltage network. A connection converter interconnects the first DC voltage subnetwork and the second DC voltage subnetwork.

Abstract: A method for manufacturing a laminated bus bar includes a first base member forming process of forming a plurality of first through-holes in a conductive flat plate-shaped first base member, a second base member forming process of forming a conductive flat plate-shaped second base member, a laminating process of forming a laminated body configured by laminating and fixing flat surfaces of the first base member and the second base member on and to each other, and a punching process of forming, in the second base member of the laminated body, second through-holes forming pairs with the first through-holes, the second through-holes being smaller than the first through-holes in portions overlapping with the first through-holes in a lamination direction of the first base member and the second base member.

Abstract: When the output voltage of a vehicle battery is lower than a lower limit value of an activation voltage, a power storage is charged with electric power supplied from the outside to a contactless power receiver, and thus the electric power stored in the power storage is supplied to a controller via a discharger to enable the controller to be activated. After the controller is activated, the controller causes a battery relay to be connected using the electric power supplied from the power storage via the discharger. Electric power is supplied from a high voltage battery to the vehicle battery to enable the vehicle battery to output a voltage higher than or equal to the lower limit value and enable a plurality of relays to be connected.

Abstract: A power supply unit for a utility vehicle, including: an electrical energy store; a generator; an interface to at least one electrical load of the utility vehicle; a power line unit to connect the energy store and the generator to the interface, wherein the power line unit includes a switch for electrically isolating the generator from the interface; and a sensor unit to detect a fault in the electrical energy store and/or in at least one line of the power line unit and/or in the generator and to respond to the detected fault by actuating the switch to isolate the generator from the interface, in particular wherein the electrical energy store remains electrically connected to the interface. Also described are a related method, controller, utility vehicle and computer readable medium.

Abstract: An MMC converter linked to a HVDC system and a sub-module constituting the MMC converter are proposed. The sub-module includes: first and second power semiconductor switches connected in series in the same direction, each including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; a capacitor connected in parallel to the first and second power semiconductor switches connected together in series; a first terminal connected to a first node between the first and second power semiconductor switches; a second terminal connected to a second node between the second power semiconductor switch and the capacitor; third and fourth power semiconductor switches connected in series in opposite directions between the first and second terminals, each including a semiconductor switch and a diode connected in anti-parallel to the semiconductor switch; and a third terminal connected to a third node between the third and fourth power semiconductor switches.

Abstract: An electrical power management system for a vehicle and method of operation are described. The electrical power management system includes a control circuit configured to monitor and control power to a battery bus of the vehicle. The electrical power management system also includes a first coupler configured to be coupled to a first battery and to the battery bus, the first coupler responsive to the control circuit to selectively couple the first battery to the battery bus, the first battery having a first battery chemistry. The electrical power management system includes a second coupler configured to be coupled to a second battery and to the battery bus, the second coupler responsive to the control circuit to selectively couple the second battery to the battery bus, the second battery having a second battery chemistry distinct from the first battery chemistry.

Abstract: A dynamic inductive wireless power transmitter (“DIPT”) system is disclosed. In embodiments, a DIPT system includes an AC-to-DC power converter configured to receive three-phase power from an AC utility source. The DIPT system further includes a trunk cable electrically connected to the AC-to-DC power converter and multiple power transmitter modules electrically connected to the trunk cable and connected to each other in series. Each of the multiple power transmitter modules are configured to transmit inductive wireless power over an air gap from the DIPT system to a vehicle containing a receiver coil. The DIPT system further includes a system controller configured to detect a vehicle containing a receiver coil, identify the vehicle containing a receiver coil, and confirm if the vehicle containing a receiver coil should receive inductive wireless power from the DIPT system.

Abstract: Provided is a vehicle-mounted power supply device detecting connection with an external power source and charging a power storage unit by stepping up a supply voltage based on the external power source. A vehicle-mounted power supply device includes an external terminal to which a power supply path from an external power source is connectable, a detection unit detects that the power supply path is connected to the external terminal, and a power supply circuit unit allows for flow of a current from the external terminal side toward the second conduction path side at least when the power supply path is connected to the external terminal. The control unit controls a step-down operation and a step-up operation of the voltage conversion unit, and causes the voltage conversion unit to perform the step-up operation when connection between the external terminal and the power supply path is detected by the detection unit.

Abstract: A power converter (10) for operating a first electric machine (12) and a second electric machine (14), comprising: a first converter element (16), a second converter element (18) and a first terminal connection (21), a second terminal connection (22) and a third terminal connection (23) for connecting the power converter (10) to a three-phase energy supply (60), wherein the first converter element (16) comprises a first rectifier circuit (31) and a second rectifier circuit (32), the second converter element (18) comprises a third rectifier circuit (33), wherein the first rectifier circuit (31) has a first AC-side pole (51) and a second AC-side pole (52), the second rectifier circuit (32) has a third AC-side pole (53) and a fourth AC-side pole (54) and the third rectifier circuit (33) has a fifth AC-side pole (55) and a sixth AC-side pole (56), the first rectifier circuit (31) and the second rectifier circuit (32) are connected in parallel on the DC-voltage side and are connected to a common first DC-voltag

Abstract: A power conversion device includes a converter and an inverter that form a power converter to convert a first power into a second power, an input-current sensor to measure a first current value that is a current value of the first power, an output-current sensor to measure a second current value that is a current value of the second power, and a control unit to detect an abnormality of the input-current sensor based on the first current value and the second current value.

Abstract: Embodiments of present disclosure discloses method and system for controlling discharge ratio between a primary battery and a secondary battery in a vehicle. Initially, for the controlling, one or more sensor parameters of the vehicle comprising a primary battery and a secondary battery are retrieved. The power parameter required by the vehicle is estimated based on the one or more sensor parameters. A discharge ratio between the primary battery and the secondary battery is identified based on the power parameter and a function of power parameter to control the discharge ratio between the primary battery and the secondary battery in the vehicle. The function of power parameter is associated with input of plurality of power parameters relating to the vehicle and output of corresponding discharge ratio.

Abstract: A vehicle media player includes a media player module, a microphone module electrically connected to the media player module, a cigarette lighter connector; and a connection cable having two opposite ends that are electrically connected to the media player module and the cigarette lighter connector, respectively. The microphone module includes a first casing, a second casing, a unidirectional microphone, a protective housing, and a microphone support. The unidirectional microphone is fixed to the microphone support, and one end of each of the first casing and the second casing is received in one end of the protective housing.

Abstract: A protection device for a vehicle electrical system, including a battery pack having at least one contactor. A microcontroller generates a test pulse at a pulse output thereof and a sense input terminal. The microcontroller has at least one output coupled to the control terminal of the at least one contactor. A first capacitor has a terminal coupled to a first terminal of the at least one contactor; a second capacitor having a terminal coupled to a second terminal of the at least one contactor; and circuitry coupled between the microcontroller and the first and second capacitors. The circuitry reflects the test pulse to the sense input terminal if each contactor is open when the microcontroller applies a contactor opening voltage to the contactor control terminal, and presents a signal different from the reflected test pulse to the sense input terminal of the microcontroller if any contactor is welded shut.

Abstract: A wireless charging management system and a wireless power transmitting terminal are disclosed. By managing a plurality of wireless power transmitting terminals distributed at different geographic positions through a server, the user can obtain position information and state information of the wireless power transmitting terminal through the client terminal, and at the meanwhile, the wireless power transmitting terminal can operate in response to the control of the server, which enables the user to use the wireless charging device in a shared manner conveniently.

Abstract: With respect to a failure in voltage sensors each for detecting a high-voltage-side voltage in a DC/DC converter, it is so arranged that a circuit failure of the DC/DC converter is prevented, and that the DC/DC converter is continuingly controlled. Two voltage sensors are included therein each for detecting a high-voltage-side voltage, so that, even when a first voltage sensor for detecting a high-voltage-side voltage on one side fails to work properly, a control device turns on a second switching device, and detects a voltage by a second voltage sensor for detecting the high-voltage-side voltage on the other side, whereby a failure of the voltage sensor for detecting the high-voltage-side voltage is detected.

Abstract: A power converter cartridge for a vehicle includes a housing slidably insertable into a body cavity of the vehicle and including electrical outlets and coolant, data, and power interface ports configured to connect to corresponding ports of the cavity, a converter, and a controller configured to, responsive to a signal from the vehicle via the data port, cause the converter to convert power received from a traction battery of the vehicle via the power interface port to supply corresponding external loads connected to the outlets.