The invention discloses a vehicle low-voltage power supply system and a method. The cost of vehicle low-voltage power supply can be reduced. The invention belongs to the technical field of vehicles. The vehicle low-voltage power supply system comprises a high voltage power supply; a voltage converter which is connected with the high voltage power supply in series; a low voltage power supply, wherein a change-over switch is arranged between the low voltage power supply and the voltage converter; a low-voltage power supply switch module which is electrically connected with the voltage converter and the low voltage power supply respectively; and a low-voltage electric appliance which is electrically connected with the low-voltage power supply switch module.

    本申请公开一种车辆低压供电系统及方法,能够降低车辆低压供电的成本。涉及车辆技术领域,车辆低压供电系统,包括:高压电源;电压变换器,所述电压变换器与所述高压电源串联;低压电源,所述低压电源与所述电压变换器之间设置有切换开关;低压供电开关模块,所述低压供电开关模块分别与所述电压变换器和所述低压电源电连接;低压用电器,所述低压用电器与所述低压供电开关模块电连接。


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    Titel :

    Vehicle low-voltage power supply system and method


    Weitere Titelangaben:

    一种车辆低压供电系统及方法


    Beteiligte:
    SI HUACHAO (Autor:in) / GUO YANGDONG (Autor:in)

    Erscheinungsdatum :

    14.12.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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