The invention discloses a vehicle system, a vehicle and a vehicle high-voltage power-off method, and belongs to the technical field of vehicle safety. The system is characterized in that a battery pack is electrically connected with a high-voltage integrated module, the high-voltage integrated module comprises a control module, a driving module, a power distribution module, a vehicle-mounted charger and a direct-current converter, the battery pack is provided with a relay, and a battery management system of the battery pack is in communication connection with the relay; the collision sensor is arranged on a vehicle body of a vehicle, the safety air bag controller is in communication connection with the collision sensor, and the collision sensor is used for outputting a collision signal to the safety air bag controller under the condition that the vehicle collides; the battery management system is in communication connection with the safety air bag controller, the safety air bag controller is used for outputting the collision signal to the battery management system, and the battery management system is used for sending a power-off control instruction to the relay based on the collision signal and controlling the relay to be switched off so that the battery pack can be powered off. The system can rapidly run under high pressure when collision occurs, so that the safety of the vehicle is improved.
本申请公开了一种车辆系统、车辆和车辆高压下电方法,属于车辆安全技术领域。该系统包括:电池包与高压集成模块电连接,高压集成模块包括控制模块、驱动模块、配电模块、车载充电机和直流变换器,电池包设有继电器,电池包的电池管理系统与继电器通信连接;碰撞传感器布置于车辆的车身,安全气囊控制器与碰撞传感器通信连接,碰撞传感器用于在车辆发生碰撞的情况下,输出碰撞信号至安全气囊控制器;电池管理系统与安全气囊控制器通信连接,安全气囊控制器用于将碰撞信号输出至电池管理系统,电池管理系统用于基于碰撞信号,发送断电控制指令至继电器,控制继电器断开,以使电池包断电。该系统在碰撞发生时可以快速下高压,提高车辆安全性。
Vehicle system, vehicle and vehicle high-voltage power-off method
车辆系统、车辆和车辆高压下电方法
2024-05-03
Patent
Elektronische Ressource
Chinesisch
Vehicle high-voltage device, power supply control method of vehicle high-voltage device and vehicle
Europäisches Patentamt | 2024
|High-voltage power-off system for vehicle and vehicle
Europäisches Patentamt | 2021
|Electric vehicle high-voltage power distribution system and electric vehicle
Europäisches Patentamt | 2023
|