The invention relates to the technical field of vehicles, and discloses a power system of an electric automobile and a control method, and the power system of the electric automobile comprises first differential mechanism and a second differential mechanism, wherein a first output end and a second output end of the first differential mechanism and the second differential mechanism are respectively connected with two wheels; a first motor, wherein the output end of the first motor is in transmission connection with the input end of the first differential mechanism, and a first clutch is arranged between the first motor and the first differential mechanism; a second motor, wherein the output end of the second motor is in transmission connection with the input end of the second differential mechanism, and a second clutch is arranged between the second motor and the second differential mechanism; and a third motor, wherein the output end of the third motor is in transmission connection with the input end of the second differential mechanism, and a third clutch is arranged between the third motor and the second differential mechanism. Through the structure, the power system of the electric automobile reduces the follow-up loss of the motor, reduces the resistance of the automobile, and is beneficial to reducing the energy consumption of the automobile and prolonging the endurance mileage of the automobile.

    本发明涉及车辆技术领域,公开一种电动汽车的动力系统及控制方法,其中一种电动汽车的动力系统包括:第一差速器和第二差速器的第一输出端和第二输出端分别与两个车轮连接;第一电机,第一电机的输出端与第一差速器的输入端传动连接,第一电机和第一差速器之间设置有第一离合器;第二电机,第二电机的输出端与第二差速器的输入端传动连接,第二电机和第二差速器之间设置有第二离合器;第三电机,第三电机的输出端与第二差速器的输入端传动连接,第三电机和第二差速器之间设置有第三离合器。通过上述结构,该电动汽车的动力系统减小了电机的随转损失,减小了车辆的阻力,有利于降低车辆的能耗,延长车辆的续航里程。


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    Titel :

    Power system of electric automobile and control method


    Weitere Titelangaben:

    一种电动汽车的动力系统及控制方法


    Beteiligte:
    WANG YAN (Autor:in) / ZHANG TIANQIANG (Autor:in) / YU CHANGHONG (Autor:in) / LIU JIANKANG (Autor:in) / HUO YUNLONG (Autor:in) / LIU LIYUAN (Autor:in) / YAN SHUCHANG (Autor:in)

    Erscheinungsdatum :

    2021-09-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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