The invention provides an all-in-one power supply device for an electric vehicle, a power assembly and the electric vehicle. The all-in-one power supply device comprises a shell, and a first control circuit, a second control circuit, a third control circuit, a first group of bridge arms, a second group of bridge arms, a third group of bridge arms and a fourth group of bridge arms which are accommodated in the shell, wherein the first control circuit controls the first group of bridge arms to receive first alternating current; the second control circuit controls the two ends of the second group of bridge arms to output first direct current or receive power supplied by the power battery; and the third control circuit controls the bridge arm midpoint of the third group of bridge arms to output the second alternating current and controls the output end of the fourth group of bridge arms to output the second direct current. According to the all-in-one power supply device, the bridge arm circuit and the control circuit are shared, so that the use of components is reduced, the cost is reduced, the size and the weight are reduced, the all-in-one power supply device is more compact, the cooperative capability among the components can be improved by sharing the control circuit, and response is made quickly.

    本申请提供一种用于电动车的多合一供电装置、动力总成及电动汽车。多合一供电装置包括壳体、容纳于壳体的第一控制电路、第二控制电路、第三控制电路、第一组桥臂、第二组桥臂、第三组桥臂和第四组桥臂,第一控制电路控制第一组桥臂接收第一交流电;第二控制电路控制第二组桥臂的两端输出第一直流电或接收动力电池的供电;第三控制电路控制第三组桥臂的桥臂中点输出第二交流电和控制第四组桥臂的输出端输出第二直流电。本申请共用桥臂电路以及控制电路,以减少元器件的使用,降低成本,减小体积和重量,使多合一供电装置更加紧凑,共用控制电路还可以提高部件之间的协同能力,从而快速作出响应。


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    Title :

    All-in-one power supply device for electric vehicle, power assembly and electric vehicle


    Additional title:

    一种用于电动车的多合一供电装置、动力总成及电动汽车


    Contributors:
    FENG NINGBO (author) / KONG XUEJUAN (author) / YU WENHAI (author) / LI DONG (author)

    Publication date :

    2024-01-16


    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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