The invention provides an aging detection method and device for an electric driving system and a computer readable storage medium, the electric driving system comprises a motor, a motor control device and a cooling mechanism used for the motor and the motor control device, and the method comprises the following steps that S100, based on vehicle state parameters, the motor control device is connected with the motor control device; judging whether the vehicle is in a preset working condition; s200, in response to the situation that the vehicle is in the preset working condition, the overall aging degree of the electric drive system is judged based on monitoring data of a cooling mechanism within the preset time, and the monitoring data comprise the inlet temperature and the outlet temperature of a cooling medium at a motor control device, the inlet temperature and the outlet temperature of the cooling medium at a motor and the cooling medium flow; and S300, in response to the situation that the overall aging degree reaches a preset aging level, an aging type is determined according to an aging root cause positioning model, and the aging type represents the position information of the aging about the motor and each sub-component of the motor control device.

    本发明提供了一种用于电驱动系统的老化检测方法、老化检测装置和计算机可读存储介质,其中,该电驱动系统包括电机、电机控制装置以及用于所述电机和电机控制装置的冷却机构,其中,该方法包括如下步骤:S100:基于车辆状态参数,判断车辆是否处于预设工况中;S200:响应于车辆处于预设工况中,基于冷却机构在预设时间内的监测数据判断电驱动系统的整体老化程度,所述监测数据包括冷却介质在电机控制装置处的入口温度和出口温度、冷却介质在电机处的入口温度和出口温度以及冷却介质流量;以及S300:响应于所述整体老化程度达到预设老化等级,根据老化根因定位模型确定老化类型,所述老化类型表征所述老化关于电机和电机控制装置的各子部件的位置信息。


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    Title :

    Aging detection method, aging detection device and computer readable storage medium


    Additional title:

    老化检测方法、老化检测装置和计算机可读存储介质


    Contributors:
    SUN YONGCHAO (author) / WANG KAI (author) / WANG BEI (author)

    Publication date :

    2024-03-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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