Embodiments of the present disclosure provide a power supply system. The power supply system comprises a first loop and a second loop. The first loop includes a DC-DC conversion module connected in parallel to a first load, and each first terminal of the DC-DC conversion module and the first load that are connected in parallel is grounded. The second loop includes a storage battery connected in parallel to a second load, and each first terminal of the storage battery and the second load that are connected in parallel is grounded. The power supply system further includes a switch unit. The switch unit includes a switch. The switch is coupled in series between a second terminal of each of the DC-DC conversion module and the first load that are connected in parallel and a second terminal of each of the storage battery and the second load that are connected in parallel. The switch is in an on-state by default, so that a vehicle is started by using the storage battery in the second loop.

The present disclosure provides a driverless power supply system, a power supply control method, a power domain controller and a vehicle, which relate to the technical field of intelligent traffic, and particularly relate to the technical field of driverless driving. The system includes: a high-voltage battery box, a direct current converter, a main storage battery, a standby storage battery, a power domain controller and an electrical load; the direct current converter is connected with the high-voltage battery box and the electrical load through wires; the main storage battery is respectively connected with the direct current converter and the electrical load through wires; the standby storage battery is respectively connected with the direct current converter and the electrical load through wires; and the power domain controller is respectively connected with the direct current converter, the main storage battery and the standby storage battery through data wires.

This disclosure describes at least embodiments of an aircraft monitoring system for an electric or hybrid airplane. The aircraft monitoring system can be constructed to enable the electric or hybrid aircraft to pass certification requirements relating to a safety risk analysis. The aircraft monitoring system can have different subsystems for monitoring and alerting of failures of a component, such as a battery pack, a motor controller, and/or a motors. The failures that pose a greater safety risk may be monitored and indicated by one or more subsystems without use of programmable components.

An energy storage system for a military vehicle includes a lower support, a battery supported on the lower support, a bracket coupled to the battery, and an upper isolator mount coupled between the bracket and a wall. The upper isolator mount is configured to provide front-to-back vibration isolation of the battery relative to the wall.

A drive system. The drive system includes a first partial drive system and a second partial drive system, each having at least one electric machine, at least one control electronics for controlling the at least one electric machine, an energy source and an energy source control unit for monitoring and controlling the energy source. The drive system includes a first drive control unit and a second drive control unit, the first drive control unit communicating with both the first partial drive system and the second partial drive system and being designed to control and monitor the drive system, and the second drive control unit communicating with both the first partial drive system and with the second partial drive system and being designed to assume the control and the monitoring of the drive system in a fault state of the first drive control unit.

A safety circuit for a high-voltage (HV) electrical system and a HV electrical device are disclosed. The HV electrical system includes one or more one HV electrical devices. Each HV electrical device includes a low-voltage electrical line. A resistor is connected in parallel to the low-voltage electrical line. A controller is connected to the HV electrical device through the low-voltage electrical line.

A method for dissipating power of an automotive electric drive system that includes a traction battery, and an inverter, wherein the inverter includes a DC bus between, and a dissipation circuit between the traction battery and DC bus, wherein the dissipation circuit includes a plurality of resistors connected in series between positive and negative terminals of the DC bus and a dissipation resistor and switch connected in series between the positive and negative terminals, the method includes responsive to a voltage across one of the plurality of resistors being less than a threshold value, deactivating the switch to prevent current flow from the positive terminal to the negative terminal through the dissipation resistor, and responsive to the voltage exceeding the threshold value, activating the switch to permit current flow from the positive terminal to the negative terminal through the dissipation resistor.

Disclosed herein are systems and methods for energy management. A system, such as a vehicle, includes a plurality of energy storage units that include a supercapacitor and an electrochemical battery. The system includes plurality of energy storage units including a supercapacitor and an electrochemical battery, the supercapacitor comprising a plurality of selectable power sources. The system includes a processor configured to detect a connection of an external charging system to recharge at least one of a supercapacitor and the electrochemical battery, wherein the supercapacitor comprises selectable power sources; in response to detecting the connection of the external charging system, determine whether a fault exists and is associated with at least one of charging or discharging; and control the charging the supercapacitor based on whether the fault exists.

A method and apparatus of entering boost mode with paddles, which is capable of ensuring stability of driving by switching driving modes while minimizing movement of a driver’s gaze and hand, includes determining whether to instruct to enter a boost mode based on a sensing value of an accelerator pedal position sensor and an input of a paddle, determining whether a current state of a vehicle is able to enter the boost mode when it is determined to instruct to enter the boost mode, switching, by the controller, a current mode of the vehicle to the boost mode when the controller concludes that the current state of the vehicle is able to enter the boost mode, and determining whether to instruct to release the boost mode based on the sensing value of the accelerator pedal position sensor and the input of the paddle.

A system and method of capacitance management in an agricultural vehicle and connected implement, wherein the vehicle and implement have a plurality of electric drives connected to a common connection and connectable to a direct current supply, and each electric drive has an associated Y capacitor between each direct current supply connection and the common connection, wherein the method includes receiving and summing capacitance values for each of the electric drives and comparing with a stored threshold value. If the threshold value is exceeded, a sequence of selective disconnections of individual electric drives is performed until the sum of the received capacitance values is less than or equal to the threshold value. The method may be performed manually, or automatically based on a sequence defined in a priority list until the sum of the received capacitance values is less than or equal to the threshold value.