The embodiment of the invention provides a safety state switching method and device for a motor controller and a readable storage medium, relates to the technical field of motor control, and can improve the safety state switching accuracy of the motor controller, reduce the misjudgment risk, improve the safety of the motor controller and prolong the service life of the motor controller. And the driving experience and safety of the user are improved. The motor controller safety state switching method comprises the following steps: acquiring a first current rotating speed and a corresponding first current voltage of a target motor; acquiring a target voltage of the target motor corresponding to the first current rotating speed; determining a target safety state of the target motor according to a magnitude relationship between the first current voltage and the target voltage; and controlling the target motor to be switched to the target safety state, wherein the target safety state comprises an active short-circuit protection state and an open-circuit protection state.

    本申请实施例提供一种电机控制器安全状态切换方法、设备及可读存储介质,涉及电机控制技术领域,可以提高电机控制器的安全状态切换的准确性,降低误判风险,提高电机控制器的安全性,延长电机控制器的使用寿命,改善用户的驾驶体验和安全性。电机控制器安全状态切换方法包括:获取目标电机的第一当前转速和对应的第一当前电压;获取所述第一当前转速对应的所述目标电机的目标电压;根据所述第一当前电压与所述目标电压的大小关系,确定所述目标电机的目标安全状态;控制所述目标电机切换至所述目标安全状态,所述目标安全状态包括主动短路保护状态和开路保护状态。


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    Title :

    Motor controller safety state switching method and device and readable storage medium


    Additional title:

    一种电机控制器安全状态切换方法、设备及可读存储介质


    Contributors:
    SU YUTING (author) / LI SHUAI (author) / LIU YACHUAN (author) / LI HANG (author)

    Publication date :

    2025-01-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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