The invention relates to a vehicle charging and discharging method and system and a controller. The system comprises a power battery pack; the power battery controller is connected with the power battery pack; the bidirectional vehicle-mounted charger is connected with the power battery pack; the direct current charging and discharging socket is connected with the power battery pack through a first relay with a normally-open switch; the alternating current charging and discharging socket is connected with the two-way vehicle-mounted charger through a second relay with a normally-closed switch; the in-vehicle discharging socket is used for being connected with in-vehicle electric equipment and is connected with the two-way vehicle-mounted charger through a third relay with a normally-open switch; and the vehicle control unit is respectively connected with the bidirectional vehicle-mounted charger, the power battery controller, the first relay, the second relay, the third relay and the in-vehicle discharge socket. Under the condition that the cost of the whole vehicle is not increased, the charging and discharging safety is ensured, the expansion of the use scene of a user is ensured, and the use experience of the user is enhanced.

    本发明涉及一种车辆充放电方法、系统及控制器,其中系统包括:动力电池组;动力电池控制器,其与所述动力电池组连接;双向车载充电器,其与所述动力电池组连接;直流充放电插座,其通过开关常开的第一继电器连接所述动力电池组;交流充放电插座,其通过开关常闭的第二继电器连接所述双向车载充电器;用于与车内用电设备连接的车内放电插座,其通过开关常开的第三继电器连接所述双向车载充电器;整车控制器,所述整车控制器分别连接所述双向车载充电器、所述动力电池控制器、所述第一继电器、所述第二继电器、所述第三继电器和所述车内放电插座。本发明在不增加整车成本情况下,保证充放电安全性,保障用户使用场景的拓展,用户使用体验的增强。


    Access

    Download


    Export, share and cite



    Title :

    Vehicle charging and discharging method, system and controller


    Additional title:

    一种车辆充放电方法、系统及控制器


    Contributors:
    YOU HONGYI (author) / XUE YAFEI (author) / ZHANG JINTAI (author) / GU JIALIN (author) / ZHAO BING (author)

    Publication date :

    2023-10-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



    Charging and discharging circuit, control method of charging and discharging circuit, vehicle controller and vehicle

    LU ZHONGQING / LI WEICHENG / LI XIANGXIANG et al. | European Patent Office | 2024

    Free access


    VEHICLE CHARGING AND DISCHARGING METHOD AND SYSTEM, AND CONTROLLER

    YOU HONGYI / XUE YAFEI / ZHANG JINTAI et al. | European Patent Office | 2025

    Free access

    Controller of vehicle-mounted charging and discharging circuit and vehicle-mounted charging and discharging device

    XU JIANGTAO / WANG HAO / WANG TENGFEI et al. | European Patent Office | 2022

    Free access

    Charging and discharging system, vehicle and charging and discharging method

    ZHANG QIONG / ZHOU HAIBO / GAO CHAO et al. | European Patent Office | 2024

    Free access