The embodiment of the invention provides an electric driving system of an electric vehicle and a heating method of the electric vehicle, and relates to the technical field of electric vehicles. The system comprises a driving motor three-phase inverter which is connected with a three-phase driving motor and is used for controlling winding current of the three-phase driving motor; the first end of the heating circuit is connected with the neutral point of the three-phase driving motor, the second end of the heating circuit is connected with the negative electrode or the positive electrode of the direct-current bus of the three-phase inverter, the heating circuit is used for heating the cooling liquid, the heater function is achieved on the basis of the electric automobile electric driving system, cost is low, and compared with an existing method, the whole automobile cost is reduced.

    本申请实施例提供一种电动汽车电力驱动系统及电动汽车加热方法,涉及电动汽车技术领域。该系统包括驱动电机三相逆变器,与三相驱动电机连接,用于控制所述三相驱动电机的绕组电流;加热电路,第一端与三相驱动电机的中性点连接,第二端与三相逆变器的直流母线负极或者正极相连,用于对冷却液进行加热,在电动汽车电力驱动系统基础上实现加热器功能,成本低廉,相比现有方法降低了整车成本。


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    Titel :

    Electric automobile electric driving system and electric automobile heating method


    Weitere Titelangaben:

    一种电动汽车电力驱动系统及电动汽车加热方法


    Beteiligte:
    XIA ZHULIANG (Autor:in) / WANG JIAXU (Autor:in) / ZHANG SHULIN (Autor:in) / ZHU HONGYU (Autor:in) / CUI JINXIANG (Autor:in) / ZHANG JIN (Autor:in)

    Erscheinungsdatum :

    2022-12-27


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht



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