The invention provides a vehicle power supply management system, a power supply management method and vehicle-mounted equipment, and belongs to the technical field of automobiles. The vehicle power supply management system comprises an acquisition and calculation unit for acquiring battery parameters of a low-voltage battery; the switch driving unit is electrically connected to the acquisition and calculation unit and drives a protection switch to act according to the battery parameters; the control end of the first protection switch is electrically connected to the switch driving unit, and the first protection switch is connected in series in a power supply loop of the low-voltage battery to the high-safety-level load; and the control end of the second protection switch is electrically connected to the switch driving unit, and the second protection switch is connected in series in a power supply loop of the high-voltage power supply system to the high-safety-level load. According to the vehicle power supply management system, the power supply management method and the vehicle-mounted equipment provided by the invention, the whole vehicle power grid topology can be optimized, and the vehicle safety performance is improved.

    本发明提供一种车辆供电管理系统、供电管理方法及车载设备,属于汽车技术领域。所述车辆供电管理系统包括:采集计算单元,采集低压电池的电池参数;开关驱动单元,电性连接于所述采集计算单元,依据所述电池参数驱动保护开关动作;第一保护开关,其控制端电性连接于所述开关驱动单元,且所述第一保护开关串接在所述低压电池对高安全等级负载的供电回路中;以及第二保护开关,其控制端电性连接于所述开关驱动单元,且所述第二保护开关串接在所述高压供电系统对所述高安全等级负载的供电回路中。通过本发明提供的一种车辆供电管理系统、供电管理方法及车载设备,可优化整车电网拓扑,提高车辆安全性能。


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    Title :

    Vehicle power supply management system, power supply management method and vehicle-mounted equipment


    Additional title:

    一种车辆供电管理系统、供电管理方法及车载设备


    Contributors:
    YU CHAO (author) / WANG QIAN (author) / DI XIANG (author) / ZHONG YAN (author) / YAN JINGLI (author) / JI KANGPING (author)

    Publication date :

    2024-03-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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