The embodiment of the invention discloses a control method and device of an electric drive system, a medium and an electric vehicle, and relates to the technical field of power control. The method comprises the following steps: acquiring an environment temperature and a motor stator temperature; determining a motor thermal management state of the electric drive system according to the environment temperature and the motor stator temperature, wherein the motor thermal management state is used for representing a state generated by the influence of the temperature on a motor; adjusting a power assembly operation mode of the electric driving system according to the motor thermal management state, wherein the power assembly operation mode is used for representing a driving mode of the electric driving system; and the torque distribution mode of the electric drive system is adjusted according to the environment temperature and the motor stator temperature. According to the method, the temperature rise of the motor can be limited on the premise that the driving requirement is met.

    本申请实施例公开了一种电驱系统的控制方法、装置、介质及电动车辆,涉及动力控制技术领域。该方法包括:获取环境温度和电机定子温度;根据所述环境温度和所述电机定子温度确定所述电驱系统的电机热管理状态,所述电机热管理状态用于表示电机受温度影响产生的状态;根据所述电机热管理状态调整所述电驱系统的动力总成运行模式,所述动力总成运行模式用于表示所述电驱系统的驱动方式;根据所述环境温度和所述电机定子温度调整所述电驱系统的扭矩分配方式。该方法在满足驾驶需求的前提下,可以限制电机的温度升高。


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    Title :

    Control method and device of electric drive system, medium and electric vehicle


    Additional title:

    电驱系统的控制方法、装置、介质及电动车辆


    Contributors:
    DAI XIANGTING (author) / WANG LEIMING (author) / WANG WEI (author)

    Publication date :

    2023-06-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



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