The invention relates to a bidirectional charging system and a control method thereof. The system comprises plugs, an integrated discharging device and a battery pack, wherein the plugs comprise a first plug and a second plug, the first plug is electrically connected with one end of the integrated discharging device, the second plug is electrically connected with the other end of the integrated discharging device, the first plug is used for connecting an external charging device, the second plug is used for connecting a battery pack, the integrated discharging device comprises a charging and discharging conversion module, a switch assembly and a discharging socket, the charging and discharging conversion module is used for converting an alternating current transmitted by the first plug into a direct current and converting the direct current transmitted by the battery pack into the alternating current, a switch assembly is electrically connected with the charging and discharging conversion module, and the switch assembly is used for transmitting the direct current converted by the charging and discharging conversion module to the battery pack and transmitting the alternating currentconverted by the charging and discharging conversion module to the discharging socket. The system is advantaged in that alternating current discharging of the battery pack in the vehicle and chargingof the battery pack by charging equipment outside the vehicle can be realized.

    本发明涉及一种双向充电系统及其控制方法,所述系统包括:插头、集成放电装置和电池包;插头包括第一插头和第二插头,第一插头与集成放电装置的一端电连接,第二插头与集成放电装置的另一端电连接,第一插头用于连接外部充电装置,第二插头用于连接电池包;集成放电装置包括充放电转换模块、开关组件和放电插座,充放电转换模块用于转换第一插头传输的交流电为直流电和者转换电池包传输的直流电为交流电,开关组件与充放电转换模块电连接,开关组件用于将充放电转换模块转换出的直流电输送至电池包和将充放电转换模块转换出的交流电输送至放电插座。本发明能够实现车内电池包的交流电外放和车外充电设备对电池包的的充电。


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    Title :

    Bidirectional charging system and control method thereof


    Additional title:

    一种双向充电系统及其控制方法


    Contributors:
    MENG XIANGYUE (author) / LI ZHENGJUN (author) / GAO XIAOHUI (author) / WANG JIQIANG (author) / WANG YONGJIAN (author) / TANG XIAOSHENG (author)

    Publication date :

    2020-05-05


    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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