The invention provides a vehicle, a charging and discharging system, an energy conversion device and a control method thereof.The energy conversion device comprises a bus capacitor, a bridge arm converter, a first contactor, a motor and a charging and discharging module, the common end of the first contactor is connected with the bridge arm converter, and the first switching end of the first contactor is connected with the motor; a second switching end of the first contactor is connected with the charging and discharging module, and a plurality of charging and discharging coils are arranged in the charging and discharging module, so that when the charging and discharging module enters a charging and discharging mode, the common end of the first contactor is controlled to be connected with the second switching end, and the battery, the bus capacitor, the bridge arm converter, the first contactor and the charging and discharging module form a charging and discharging circuit; the wireless charging and discharging functions of the vehicle are achieved by controlling the charging and discharging circuit to work, the emergency survival capability of the vehicle is improved, meanwhile, the power level of wireless charging and discharging can be improved by adopting a multi-phase charging and discharging coil mode, and the charging and discharging time is saved.

    本申请提供一种车辆、充放电系统、能量转换装置及其控制方法,能量转换装置包括母线电容、桥臂变换器、第一接触器、电机、充放电模块,第一接触器的公共端连接桥臂变换器,第一接触器的第一切换端连接电机,第一接触器的第二切换端连接充放电模块,通过在充放电模块中设置多个充放电线圈,当进入充放电模式时,控制第一接触器的公共端与第二切换端连接,使电池、母线电容、桥臂变换器、第一接触器以及充放电模块形成充放电电路,通过控制充放电电路工作实现车辆无线充电和无线放电功能,提高车辆的应急生存能力,同时采用多相充放电线圈的形式,可以提高无线充电放电的功率等级,节约了充放电时间。


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    Titel :

    Vehicle, charging and discharging system, energy conversion device and control method thereof


    Weitere Titelangaben:

    车辆、充放电系统、能量转换装置及其控制方法


    Beteiligte:
    LIU WENFANG (Autor:in) / ZHENG LEPING (Autor:in) / LIU GUOQUAN (Autor:in) / XUE PENGHUI (Autor:in) / WANG LIANG (Autor:in)

    Erscheinungsdatum :

    2023-09-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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