The invention relates to a vehicle battery charging system using a motor drive system. The vehicle battery charging system includes: a first inverter including a first switching element and a direct current terminal and an alternating current terminal respectively connected to a battery and a first end of a winding of a motor; a second inverter including a second switching element and a DC terminal and an AC terminal respectively connected to the battery and a second end of the winding; third switching elements, the first end of each third switching element being connected to the second end of the winding, the second ends of each third switching element being connected to each other; a charging capacitor provided between the second end of the third switching element and the negative terminal of the battery, to which a DC charging voltage is applied to charge the battery; a fourth switching element connected in series with the charging capacitor between the second end of the third switching element and the negative terminal; and a controller configured to control the first to fourth switching elements.

    本发明涉及利用电机驱动系统的车辆电池充电系统。所述车辆电池充电系统包括:第一逆变器,其包括第一开关元件和分别连接至电池和电机的绕组的第一端的直流端子和交流端子;第二逆变器,其包括第二开关元件和分别连接至电池和绕组的第二端的直流端子和交流端子;第三开关元件,每个第三开关元件的第一端连接至绕组的第二端,每个第三开关元件的第二端彼此连接;充电电容器,其设置在第三开关元件的第二端与电池的负极端子之间,直流充电电压施加至所述充电电容器,以对电池充电;第四开关元件,其在第三开关元件的第二端与负极端子之间与充电电容器串联连接;控制器,其配置为控制第一开关元件至第四开关元件。


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    Titel :

    VEHICLE BATTERY CHARGING SYSTEM USING MOTOR DRIVE SYSTEM


    Weitere Titelangaben:

    利用电机驱动系统的车辆电池充电系统


    Beteiligte:
    KIM MYUNG-HO (Autor:in) / LIM YOUNG-SEOL (Autor:in) / SHIN SANG-CHEOL (Autor:in) / JEONG KANG-HO (Autor:in)

    Erscheinungsdatum :

    15.08.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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