The invention provides a vehicle-mounted power supply system, a vehicle and a power supply control method, and relates to the technical field of vehicles. The system comprises a power battery, a DC/DC converter, a vehicle control unit, a cabin electrical box, a storage battery and a power management unit. The power battery is electrically connected with the vehicle control unit and the cabin electrical box through the DC/DC converter to form a main power supply loop; the storage battery is electrically connected with the vehicle control unit, the cabin electrical box and the power management unit to form a secondary power supply loop; the cabin electrical box is used for being connected with a first type of electrical appliances with power exceeding specified power and a second type of electrical appliances in a vehicle cabin so as to supply power to the first type of electrical appliances and the second type of electrical appliances through a power battery or a storage battery. The vehicle control unit is used for being connected with the third type of electric appliances specified on the vehicle so as to supply power to the third type of electric appliances through the power battery or the storage battery, and the problems that a power supply circuit of the vehicle is single, and power wiring harnesses and power supply distribution is complex can be solved.

    本申请提供一种车载供电系统、车辆及供电控制方法,涉及车辆技术领域。系统包括动力电池、DC/DC转换器、整车控制器、机舱电气盒、蓄电池及电源管理单元。动力电池通过DC/DC转换器与整车控制器、机舱电气盒电连接,以形成主供电回路;蓄电池与整车控制器、机舱电气盒及电源管理单元电连接,以形成次级供电回路;机舱电气盒用于与功率超过指定功率的第一类用电器及车辆座舱中的第二类用电器连接,以通过动力电池或蓄电池为第一类用电器和第二类用电器供电;整车控制器用于与车辆上指定的第三类用电器连接,以通过动力电池或蓄电池为第三类用电器供电,能够改善车辆的供电线路单一、电源线束及电源分配繁杂的问题。


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    Title :

    Vehicle-mounted power supply system, vehicle and power supply control method


    Additional title:

    车载供电系统、车辆及供电控制方法


    Contributors:
    ZHANG DINGPING (author) / LI YAN (author) / LIU JIXUE (author) / XU YINGPENG (author)

    Publication date :

    2023-01-13


    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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