The invention discloses a charging and discharging circuit, a switch sintering detection method of the charging and discharging circuit, a controller and a vehicle, relates to the technical field of vehicles, and aims to solve the problem of failure of insulation detection. The charging and discharging circuit comprises a first branch circuit, a switch unit and a capacitive unit, the first branch circuit is connected between a first charging line and a negative line, and the first charging line and the negative line are suitable for being connected with a charging pile; the first end of the capacitive unit is connected with the grounding end, and the second end of the capacitive unit is connected to the negative electrode wire; the switch unit is connected between the second end of the capacitive unit and the first end of the first charging line, and the first end of the first charging line is the end, connected with the charging pile, of the first charging line.

    本发明公开了一种充放电电路及其开关烧结检测方法、控制器及车辆,涉及车辆技术领域,旨在避免绝缘检测的失败的问题。所述充放电电路包括第一支路、开关单元和容性单元,第一支路连接于第一充电线和负极线之间,第一充电线和负极线适于连接充电桩;容性单元的第一端连接接地端,容性单元的第二端连接于负极线上;开关单元连接于容性单元的第二端,与第一充电线的第一端之间,第一充电线的第一端为第一充电线连接充电桩的一端。


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    Title :

    Charging and discharging circuit, switch sintering detection method thereof, controller and vehicle


    Additional title:

    一种充放电电路及其开关烧结检测方法、控制器及车辆


    Contributors:
    LING HEPING (author) / PAN HUA (author) / HUANG DANDAN (author) / WAN RU (author) / CHEN LE (author)

    Publication date :

    2025-05-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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