The invention discloses a power management system of a new energy vehicle, the vehicle and a power management method, and the power management system comprises a signal collection module, a power management module, a magnetic latching relay and a redundant switch. The output end of the signal acquisition module is connected with the input end of the power management module, the output end of the power management module is connected with the magnetic latching relay, and the power management module is used for receiving the parameters of the low-voltage battery acquired by the signal acquisition module and controlling the on or off of the magnetic latching relay through a control signal output by the output end; the power supply management module is connected with the redundant switch, and the power supply management module controls the on or off of the magnetic latching relay according to the on or off of the redundant switch; and when the magnetic latching relay is connected or disconnected, the electric equipment is connected or disconnected with the low-voltage battery. The power management system is provided with the magnetic latching relay, and the power management module controls the on or off of the magnetic latching relay according to the parameters of the low-voltage battery, thereby preventing the low-voltage battery from running under power.
本发明公开了一种新能源车的电源管理系统、车辆以及电源管理方法,其中,电源管理系统包括信号采集模块、电源管理模块、磁保持继电器和冗余开关;信号采集模块的输出端连接所述电源管理模块输入端,电源管理模块的输出端连接磁保持继电器,电源管理模块用于接收信号采集模块采集的低压电池的参数,并通过输出端输出的控制信号控制磁保持继电器的导通或断开;电源管理模块连接冗余开关,电源管理模块根据冗余开关的导通或关断控制磁保持继电器的导通或关断;所述磁保持继电器导通或断开时,用电设备与低压电池接通或断开。电源管理系统设置磁保持继电器,电源管理模块根据低压电池参数控制磁保持继电器的导通或关断,避免了低压电池亏电运行。
Power management system of new energy vehicle, vehicle and power management method
一种新能源车的电源管理系统、车辆以及电源管理方法
2023-04-25
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Vehicle-mounted power supply management system, management method and new energy vehicle
European Patent Office | 2023
|European Patent Office | 2018
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