Abstract: A configuration that converts power from high voltage to low voltage by selectively connecting a predetermined storage element group to a low voltage electrical load from a high voltage power supply formed by connecting storage elements in series. In this configuration, the number of storage elements is set such that the voltage of each storage element group is slightly higher than the rated operating voltage of the low voltage electrical load means when the voltage of the storage elements is at its lowest. Along with this, a rectifying means and a smoothing circuit composed of an inductor and a capacitor are provided on the output side of the switching means to control the ratio of ON time and OFF time (dead time) of the switching means. As a result, a stable low-voltage power supply is constructed without being affected by changes in the voltage (SOC) of the storage element.

Abstract: A terminal accommodating portion is disposed on a front side or a rear side in a traveling direction of the wheel that travels between the pair of side walls of a rail, and is attached to the moving device. A power receiving terminal receives electric power to be fed to a secondary battery, and is provided to be movable along a width direction. A terminal receiving portion is groove-shaped and is provided in one side wall of the rail, and the power receiving terminal configured to move along the width direction of the moving device is inserted into the terminal receiving portion. A power transmitting terminal is disposed on a surface, inside the terminal receiving portion, on which the power receiving terminal slides during movement, is present over a longitudinal direction of the rail, and comes into contact with and transmit power to the power receiving terminal.

Abstract: As the level of autonomous driving of an automobile is improved, traveling in a system without a driver is required, and high reliability of the system is essential. One method for achieving high reliability is redundancy of a power supply. To construct a redundant power supply network, a redundant power supply network is required in addition to a main power supply network, and the number of wires of the network increases. In addition, since a cable having a thick core wire is used as a power supply wiring in order to handle a large current, the weight of the cable becomes heavy, which leads to fuel consumption degradation of the vehicle. An electronic control device 11-B receives power fed from a power storage unit 12-A via another electronic control device 11-A, as a redundant power supply redundant to a power superimposition data wiring 16.

Abstract: Systems and methods are provided for coordinating and controlling power flow during bidirectional energy transfer events between an electrified vehicle and one or more charging trailers. The systems and methods may prioritize energy transfers between each connected energy based on a charge priority selection that may be manually input by a user of the system. Charge energy may be transferred to the appropriate energy unit using such a manual approach to meet customer needs with varying levels of priority according to an energy transfer prioritization control strategy that is derived from various inputs that are considered.

Abstract: Provided is a power supply control device for a vehicle. The power supply control device is a device that controls power supply to a plurality of loads from a second power supply source provided for backup of a first power supply source. The power supply control device includes: a switching unit that switches between a first mode in which power of the second power supply source is supplied to a first load and not supplied to a second load, and a second mode in which the power of the second power supply source is supplied to the second load and not supplied to the first load; and a control unit that controls mode switching of the switching unit based on a state of the vehicle.

Abstract: A method and power distribution system for operating in a low power consumption mode includes a primary power distribution node defining a primary distribution switch having an output and operable in a first conducting mode and a second non-conducting mode, and wherein operating in the second non-conducting mode includes a leakage current through the power distribution switch, at least one enabled electrical load downstream of the primary power distribution node, the at least one enabled electrical load connectable to the primary power distribution node by way of the primary distribution switch, and a primary power distribution node power source configured to supply power to the output of the primary distribution switch when the primary distribution switch is operating in the second non-conducting mode.

Abstract: A brake system for a motor vehicle has electromechanical wheel brakes, a brake operating unit and a central brake control unit. The wheel brakes each have a local brake control unit. The central brake control unit is connected to the brake operating unit and the local brake control units via a first data connection. The brake operating unit is connected to the local brake control unit of at least one wheel brake via a second data connection. In a normal operating mode the central brake control unit determines at least one brake demand from first operating information, received via the first data connection and transmits control signals corresponding to the brake demand to the local brake control units. In a fallback operating mode the local brake control units actuate the respective wheel brakes basis on second operating information, received via the second data connection.

Abstract: A vehicle power management system includes a battery, an air conditioner driven by power of the battery, an external power supply device that enables external power supply where the power of the battery is supplied to an external electric device, and a determination unit. The determination unit determines whether an operation restriction of an air conditioner is executed during the external power supply. The determination unit determines that the operation restriction is executed when all of following four conditions are satisfied: (A-1) a target blowout temperature is less than a predetermined blowout threshold temperature during cooling; (A-2) an outside air temperature exceeds a predetermined outside air threshold temperature during cooling; (A-3) a refrigerant temperature after heat is exchanged with an air blown into the vehicle cabin exceeds a predetermined refrigerant threshold temperature during cooling; and (A-4) a blower air volume of the air conditioner exceeds a predetermined threshold air volume.

Abstract: The power converter includes a capacitor connected to a power conversion unit, and a busbar module having a busbar covered with a molded insulating resin. The busbar module includes a fixed portion provided integrally with the busbar module and fixed to a casing by a fastener. The fixed portion has a shape protruding toward the capacitor from the busbar when the busbar module and the capacitor are viewed in a height direction. The fixed portion is located between the busbar and the capacitor unit.

Abstract: Disclosed is a novel type of computing apparatus which is integrated within a buoy that obtains the energy required to power its computing operations from waves that travel across the surface of the body of water on which the buoy floats. Additionally, these self-powered computing buoys utilize their close proximity to a body of water in order to significantly lower the cost and complexity of cooling their computing circuits. Computing tasks of an arbitrary nature are supported, as is the incorporation and/or utilization of computing circuits specialized for the execution of specific types of computing tasks. And, each buoy's receipt of a computational task, and its return of a computational result, may be accomplished through the transmission of data across satellite links, fiber optic cables, LAN cables, radio, modulated light, microwaves, and/or any other channel, link, connection, and/or network.

Abstract: A fuel cell vehicle includes a cell stack, a DC level converter, an output unit, a first switching unit disposed between a positive output terminal of the DC level converter and a positive input terminal of the output unit, a second switching unit disposed between a negative output terminal of the DC level converter and a negative input terminal of the output unit, a resistor and a third switching unit connected to each other in series between the positive output terminal of the DC level converter and the negative output terminal of the DC level converter, a fourth switching unit disposed between a contact point between the resistor and the third switching unit and the positive input terminal of the output unit, and a controller for controlling switching operation of the first, second, third and fourth switching units according to an operation mode.

Abstract: An in-vehicle control system is equipped in a vehicle, and includes an image drawer, a reproduction controller and a voltage detector. The image drawer draws a pictorial measuring instrument as an image representing a measuring instrument related to travelling of the vehicle. The vehicle includes an audiovisual information output device and a reproduction signal generator. The audiovisual information output device outputs audiovisual information for an occupant in the vehicle. The reproduction signal generator generates a reproduction signal for causing the audiovisual information output device to output the audiovisual information. The reproduction controller reproduces the audiovisual information, stops reproduction of the audiovisual information, resumes the reproduction of the audiovisual information from a stop position of the reproduction of the audiovisual information, and transmits an instruction to the reproduction signal generator for generating the reproduction signal.

Abstract: A fuel cell electric vehicle is powered by a fuel cell that converts hydrogen gas into electricity to power the vehicle's electric motor. The fuel cell drivetrain includes the fuel cell, traction battery, vehicle controller, and other components. The vehicle controller, also known as an electronic control unit, manages and controls various functions of the vehicle, such as the fuel cell system, engine, and traction battery. It makes decisions based on data from sensors and inputs and optimizes fuel efficiency.

Abstract: A battery management system and method are provided, where the battery management system includes a monitoring IC including at least one channel for simultaneously measuring voltages of a battery cell, a busbar connected to the battery cell, and an auxiliary channel configured to measure a reverse voltage of the busbar, wherein the monitoring IC is configured to determine a voltage of the battery cell using a channel voltage measured through the at least one channel and the reverse voltage.

Abstract: A charging system of a vehicle includes a first conversion device of a first drive system of the vehicle, the first conversion device connected to a first electric motor. The system also includes a second conversion device of a second drive system of the vehicle, the second conversion device connected to a second electric motor. The first drive system and the second drive system are connected to a battery system of the vehicle. The system also includes a switching assembly including a plurality of switches configured to selectively connect the first electric motor and/or the second electric motor to a charge port of the vehicle, and a controller configured to control the switching assembly to define a conversion circuit that includes components of the first drive system and/or the second drive system, and control the conversion circuit to regulate an output voltage and supply power to an energy storage system.

Abstract: A device for restoring energy parameters of a battery is provided. The device includes a supporting frame, a controller, and a battery container configured to receive the battery therein, the battery container being operably coupled to a controlling inverter and a motor comprising a motor reductor. The controlling inverter is configured to regulate a rotational speed of the motor. The motor reductor is configured to facilitate rotation of the battery container. Methods of restoring energy parameters of a battery are also provided.

Abstract: A vehicle charging management method is disclosed. The method may include obtaining a first input associated with a vehicle. The first input may include a state of charge (SOC) level of a vehicle battery, a distance travelled by the vehicle since last charge, and time since the last charge. The method may further include obtaining a second input associated with historical vehicle battery charging information. Responsive to obtaining the first input and the second input, the method may include determining a vehicle user intent to charge the vehicle battery. The method may further include comparing the vehicle user intent with a threshold value, and transmitting a notification to a communication device when the vehicle user intent is greater than the threshold value.

Abstract: A power transmission device that transmits electric power from a PCU to drive modules includes: a power-source-side positive terminal and a power-source-side negative terminal that are connected to the PCU and receive DC power; and load-side positive terminals and load-side negative terminals each connected to corresponding one of the drive modules and output DC power. The load-side positive terminals and the load-side negative terminals are arranged in a line in the order of the load-side positive terminal, the load-side negative terminal, the load-side negative terminal, and the load-side positive terminal.

Abstract: A method of measuring a reduction in energy consumed by an electricity network supplying a fleet of transport vehicles, said method comprising the following steps: sending (S1), over a period of time P, at least one activation signal to at least one energy saving device of at least one item of equipment, said activation signal being configured to alternatingly activate and deactivate said energy saving device over the period of time P; obtaining (S2) a signal of electrical power consumed over the period of time P by said electricity network; and deducing (S3) a reduction in energy consumed by said electricity network in response to said activation signal.

Abstract: A switching power-supply unit includes a power conversion circuit, a control circuit, a common-mode choke coil, and half-bridge capacitors. The common-mode choke coil is connected to the control circuit on its side of a direct-current power supply. The half-bridge capacitor is connected to the power conversion circuit on its side of a direct-current power supply, and is connected to the control circuit on its side of the direct-current power supply. A midway point of the half-bridge capacitor is electrically connected to a midway point of the half-bridge capacitor. A noise balancing circuit is configured as a closed circuit including the power conversion circuit, the control circuit, the half-bridge capacitors, and the common-mode choke coil, and causes common-mode currents to be confined and canceled out each other. The common-mode currents are switching noise generated in multiple parts of the closed circuit due to a switching operation of power-conversion switching devices.

Abstract: In a power converter, each of a positive busbar and a negative busbar includes a first current path that has a first thermal resistance and is a current flow path between a power-source connection terminal and at least one terminal connection portion, and a second current path that has a second thermal resistance and is a current flow path between the power-source connection terminal and an element connection portion. The first thermal resistance of the first current path of at least one of the positive busbar and the negative busbar is lower than the second thermal resistance of the second current path of the at least one of the positive busbar and the negative busbar.

Abstract: A system for controlling an electric vehicle is disclosed. The electric vehicle has a main power supply for propulsion of the vehicle and at least one brake power supply for at least one brake actuator. The system includes a propulsion control unit for controlling at least one propulsion actuator, and at least one brake control unit for controlling the at least one brake actuator. The propulsion control unit is further configured to control one or more propulsion actuators to perform a backup braking or a backup steering.

Abstract: A power supply system for electric vehicle comprising; power; a first power line; and a second power line; wherein the output of the high voltage side from the power line is fed to the high voltage side of each of the first power line and the second power line, the output of the low voltage side from the power line is fed to the low voltage said of each of the first power line and the second power line, the first power line and the second power line are connected at their far ends and a power supply system for electric vehicle that supplies electric power to an electric vehicle by means of said first power line or said second power line. the first power line and the second power line have a bypass line that interconnects from the power to the connection at the far end.

Abstract: An energy storage and delivery system includes one or more cableways and a cage that travels along each of the one or more cableways. The cage is coupled (e.g., fixedly coupled) to one or more cables that extend between a lower elevation and a higher elevation, the cables or steel ribbons being translated along the associated cableway by a traction motor wheel to translate the cage along the associated cableway. The system is operable to pick-up, transport and deliver with the cage a plurality of blocks from the lower elevation to the higher elevation to store energy (e.g., via the potential energy of the block). The system is also operable to pick-up, transport and deliver with the cage a plurality of blocks from the higher elevation to the lower elevation at least partially under force of gravity to generate electricity via an electric generator coupled to the traction motor wheel.

Abstract: An electrical power distribution network of an electric power system of an aircraft is operated in at least one normal operation mode such that it provides for load sharing across electrical power sources (A, B, C, D) with respect to electrical loads (AA, BB, CC, DD), wherein the electrical power distribution network, in case of an electrical fault, is operated in at least one electrical failure mitigating operation mode, which provides for electric fault isolation, such that a network portion of the electrical power distribution network including the electrical fault is isolated from at least one other network portion of the of the electrical power distribution network.

Abstract: A system for the electric power supply of a vehicle, wherein the vehicle comprises multiple electricity users, comprises an energy accumulator and a DC/DC converter, wherein the energy accumulator comprises n strands each having at least one energy accumulator cell and the DC/DC converter comprises n input modules, wherein each time one strand of the energy accumulator and one input module of the DC/DC converter form a closed circuit, wherein n circuits are interconnected, and wherein each circuit is connected to the users.

Abstract: An electrical converter has an alternating-voltage side with at least two alternating-voltage terminals and a direct-voltage side. At least two series connections connected in parallel and each forming a converter arm of the converter assigned to one of the alternating-voltage terminals. Circular currents can flow between the series connections. According to the method, a load value describing the thermal load of the converter is calculated based on: an active power current value that indicates the active power current component of a phase current flowing across one of the alternating-voltage terminals; a reactive power current value that indicates the reactive power current component of the phase current flowing across the alternating-voltage terminal; and a circular current value that indicates the magnitude of the circular current(s) flowing between the series connections. The converter is controlled while also taking into account this load value.

Abstract: A power module may include multiple transistors each respectively having a first current-carrying terminal coupled to a voltage supply, a second current-carrying terminal coupled to an output node, and a control terminal, multiple output driver stages each coupled to the control terminal of a respectively different transistor of the transistors, and a driver module. The driver module may include multiple pre-drivers each coupled to a respectively different output driver stage of the output driver stages and a control module having an input and having multiple outputs coupled to the pre-drivers. The control module may be configured to receive a control signal at the input and to selectively control the pre-drivers to drive at least a subset of the plurality of transistors via the output driver stages based on the control signal.

Abstract: Systems and methods are provided for coordinating and controlling power flow during in-flight bidirectional energy transfer events between an electrified vehicle, one or more charging trailers, and optionally, one or more electrified recreational vehicles. The systems and methods may prioritize energy transfers between each connected energy unit based on various parameters, including but not limited to in-transit travel logistics, environmental information, time of day, etc. Charge energy may be transferred to the appropriate power source to meet customer needs with varying levels of priority according to an energy transfer prioritization control strategy that is derived from the various inputs that are considered.

Abstract: Examples provide a method that includes providing electric power at a first voltage level for a first auxiliary low voltage bus. The method further includes providing electric power at a second voltage level for a second auxiliary low voltage bus, the first voltage level differing from the second voltage level. The method further includes sensing, by a controller, a first power consumption at the first auxiliary low voltage bus. The method further includes sensing, by the controller, a second power consumption at the second auxiliary low voltage bus. The method further includes calculating, by the controller, a difference between the first power consumption and the second power consumption. The method further includes managing a load in one of the first auxiliary low voltage bus or the second auxiliary low voltage bus based at least in part on the difference between the first power consumption and the second power consumption.

Abstract: An aircraft with hybrid thermal/electrical propulsion includes a turbomachine; a first electrical source; a second electrical source equipped with an electrical energy storage device; a non-propulsion electrical distribution network; a low-voltage electrical distribution network; and a propulsion electrical distribution network. The three electrical distribution networks are electrically supplied by the first and second electrical sources and electrically interconnected by static converters.

Abstract: A power source supply circuit supplies an output power source of a battery to a vehicle control apparatus that includes a first instrument control portion that selectively receives a voltage applied to a first power source input portion or a voltage applied to a second power source input portion as an operation voltage and a second instrument control portion that receives a voltage applied to a second power source input portion or a third power source input portion as the operation voltage.

Abstract: Exemplary embodiments are disclosed of power delivery (PD) assemblies, including powering, charging, and data connect devices usable within vehicles, etc. In exemplary embodiments, a power block (e.g., standalone power block, wireless charger, etc.) may be connected via a vehicle harness to a user interface (PD charger only) or a user interface (USB hub with charging and data). Accordingly, power blocks having the same or common form factor and vehicle harnesses having the same or common configuration (Vbus PD, GND, CC1, and CC2) may therefore be used to interchangeably connect to charger only user interfaces or to user interfaces with charging and data.

Abstract: The invention relates to a hybrid propulsion architecture (100) for an aircraft, comprising: —a first source (102) of a first energy type, —second sources (104) of a second energy type different from the first energy type, —electrical propulsion systems (106), —an electric power supply network (118) connecting the first and second sources (102, 104) to the electrical propulsion systems, such that each electrical propulsion system is powered by the first source and by one of the second sources, the architecture being characterised in that it further comprises: —means for segregating (120) the electrical propulsion systems, which means are arranged in the electric power supply network and configured to impose a direction of flow of the electric power from the first source to the electrical propulsion systems.

Abstract: A power distribution system is provided for an aircraft on the ground, including a first electrical load, operably coupled to the aircraft on the ground and configured to receive at least a first portion of a predetermined maximum input power provided by a power supply; at least one second electrical load, electrically coupleable to the aircraft on the ground and configured to receive at least a second portion of the predetermined maximum input power provided by the power supply, and a controller, adapted to monitor at least one parameter of the power consumed by any one of the first and second electrical load, and control the power consumption of at least the first electrical load so that the total power consumption of the first and second electrical load does not exceed the predetermined maximum input power; wherein the predetermined maximum input power is provided via a single power line between the power supply and an input port of the first electrical load.

Abstract: A timing control circuit is applied to the in-vehicle center console, and includes a hub, a first resistor, a capacitor, and a voltage conversion circuit. The hub is configured to be coupled to an on board unit, and a power supply control terminal of the hub is coupled to a first terminal of the first resistor. A second terminal of the first resistor is coupled to a first terminal of the capacitor and an input terminal of the voltage conversion circuit, a second terminal of the capacitor is grounded, and an output terminal of the voltage conversion circuit is used to connect an external device.

Abstract: An electrified vehicle backup battery system includes a traction battery pack of an electrified vehicle, and a backup battery assembly that is removably mounted to the electrified vehicle. The backup battery assembly is configured to recharge the traction battery pack through a charge port of the electrified vehicle. A traction battery pack charging method includes recharging a traction battery pack of an electrified vehicle from a backup battery assembly that is mounted above a roof of the electrified vehicle.

Abstract: A vehicle, an electrical system of the vehicle and a method of operating the vehicle. The electrical system includes a battery, an electrical load that draws power from the battery, a switch between the battery and the electrical load, and a processor. The processor is configured to measure a power drawn from the battery by the electrical load and open the switch to disconnect the battery from the electrical load when the power drawn by the electrical load matches a selected criterion.

Abstract: A military vehicle includes an engine configured to drive a front-end accessory drive and a tractive element, an energy storage system including a battery and a controller configured to control the flow of electricity to and from the energy storage system, a first motor/generator, and a second motor/generator. The first motor/generator is electrically coupled to the energy storage system and configured to selectively draw power from the energy storage system to drive the front-end accessory drive and be driven by the front-end accessory drive to generate electricity and supply electricity to the energy storage system to charge the battery. The integrated motor/generator is electrically coupled to the energy storage system and configured to selectively draw power from the energy storage system to drive the tractive element and be driven by the engine to generate electricity and supply electricity to the energy storage system to charge the battery.

Abstract: A method for driving electric motors using a pulse-width-modulated signal, wherein the pulse-width-modulated signal is a square-wave pulse consisting of successive pulses whose impulse duration is adjustable, as a result of which it is possible to change a duty cycle, which is the ratio of the impulse duration and the period of the square-wave pulse, wherein the reciprocal of the period of the square-wave pulse is the PWM frequency at which the impulses follow one another, wherein, during operation of the electric motor, the PWM frequency within a frequency band, without the duty cycle changing, is changed repeatedly and in accordance with a predefined scheme or randomly.

Abstract: A method includes turning on a first group of switches of a switched capacitor converter in a battery charging system to establish a first conductive path, and configuring a system voltage at a system bus to charge a first flying capacitor to a predetermined voltage level through the first conductive path, wherein the predetermined voltage level is less than the system voltage, and turning on a second group of switches of the switched capacitor converter in the battery charging system to establish a second conductive path to charge a battery, wherein a sum of a voltage across the first flying capacitor and the system voltage is applied to the battery.

Abstract: Provided is a circuit assembly including: a main relay that is to be electrically connected between a load and a battery; a pre-charge circuit connected in parallel with the main relay; and a heat transfer member, wherein the pre-charge circuit includes current-carrying portions that are to be connected to the main relay, and the heat transfer member and the current-carrying portions are in contact with each other.

Abstract: A motor control device includes: a step-down device including a DC-output power conversion device having a first mode for outputting first voltage and a second mode for outputting second voltage lower than the first voltage; a power supply device; and a control device, and controls a motor. When a flying object takes off, the control device controls the power conversion device in the first mode. When the control device judges that flight information which is one or both of information of a motor parameter obtained along with control for the motor and information of an environmental factor relevant to the flight altitude of satisfies a predetermined condition, or when the control device has received an mode signal for which the second mode is selected on the basis of the flight information during control for the motor, the control device controls the power conversion device in the second mode.

Abstract: A dispenser for dispensing a material includes a circuit in communication with a battery and a rechargeable energy storage device. The circuit places the battery and the rechargeable energy storage device in series during a dispense event such that an actuator that facilitates dispensing the material during the dispense event receives power from the battery and the rechargeable energy storage device during the dispense event.

Abstract: The power system can include: a plurality of batteries, a plurality of electric propulsion units, flight computers, and power connections. The propulsion assemblies can include a motor, a propeller, and one or more inverters. The power system can optionally include a plurality of flight actuators. However, the power system can include any other suitable set of components. The power system functions to provide aircraft propulsion and/or aircraft control authority during flight.

Abstract: A system for an aircraft includes an electric energy module and a connector module operatively connected to the electric energy module. The connector module is: structured to attach the electric energy module to the aircraft when the connector module is in an engaged mode while in use, and operable between the engaged mode and a disengaged mode. The connector module in the disengaged mode while in use disengages the electric energy module from the aircraft.

Abstract: A system for controlling propulsion in a vehicle includes a switching system connected to a battery system and a propulsion system. The battery system includes a first battery assembly and a second battery assembly, the propulsion system includes a first drive unit and a second drive unit, and the switching system includes a first switching device configured to selectively connect the first drive unit to the battery system and a second switching device configured to selectively connect the second drive unit to the battery system. The first switching device and the second switching device are independently operable. The system also includes a controller configured to operate the switching system to vary a voltage applied to at least one of the first drive unit and the second drive unit during vehicle propulsion.

Abstract: A refuse vehicle includes a chassis supporting a plurality of wheels, a battery configured to provide electrical energy to drive at least one of the plurality of wheels, a vehicle body supported by the chassis and defining a receptacle for storing refuse therein, and an electric power take-off module removabley coupled to the vehicle body, wherein the electric power take-off module includes an electric power take-off system including a motor configured to receive electrical energy from the battery and provide power to a hydraulic system in response to receiving the electrical energy from the battery.

Abstract: A method tar operating a vehicle where at least one comfort function is offered to at least one vehicle user for activation. The at least one comfort function is offered to the at least one vehicle user for activation after a start of an electrical charging process of at least one energy storage device of the vehicle. The comfort function is offered to the vehicle user depending on an expected necessary charging time of the electrical charging process of the energy storage device of the vehicle.

Abstract: A vehicle power supply system includes: a main power supply system provided with a main low-voltage power supply; and a backup power supply system provided with a backup low-voltage power supply. The backup power supply system includes a backup power supply controller. When the vehicle power supply system is turned off and a state of the vehicle satisfies a predetermined condition, the backup power supply controller executes a backup low-voltage power supply state estimation processing of estimating whether the backup low-voltage power supply is in a state in which the backup low-voltage power supply is able to supply electric power for operating the emergency important load.