The invention relates to the technical field of insulation detection, and discloses an electric vehicle insulation safety detection method and system, and the method comprises the steps: obtaining the vehicle environment information of a target vehicle based on an environment detection period, obtaining the vehicle state information of the target vehicle based on a state detection period, and obtaining the fault recording information of the target vehicle; calculating environment aging factor parameters based on the vehicle environment information, calculating state aging factor parameters based on the vehicle state information, and calculating fault damage factor parameters based on the fault record information; based on the environment aging factor parameter, the state aging factor parameter and the fault damage factor parameter, calculating an insulation degradation evaluation value; when the target vehicle is in a maintenance state, determining a corresponding insulation degradation grade based on the insulation degradation evaluation value to match an insulation detection scheme, and resetting an insulation degradation evaluation initial value based on the completed insulation detection scheme and a detection result; the method has the effect of improving the pertinence of the insulation detection of the electric vehicle.

    本申请涉及绝缘检测的技术领域,公开了一种电动汽车绝缘安全性检测方法及系统,所述方法包括基于环境检测周期获取目标车辆所处的车辆环境信息,基于状态检测周期获取目标车辆的车辆状态信息,获取目标车辆的故障记录信息;基于车辆环境信息计算环境老化因素参数,基于车辆状态信息计算状态老化因素参数,基于故障记录信息计算故障损坏因素参数;基于环境老化因素参数、状态老化因素参数和故障损坏因素参数,计算绝缘劣化评估值;当目标车辆处于维护状态时,基于绝缘劣化评估值确定对应的绝缘劣化等级,以匹配绝缘检测方案,基于完成的绝缘检测方案和检测结果重置绝缘劣化评估初始值;本申请具有提高电动汽车绝缘性检测针对性的效果。


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    Title :

    Electric vehicle insulation safety detection method and system


    Additional title:

    电动汽车绝缘安全性检测方法及系统


    Contributors:
    LIU ZHENG (author) / ZHOU YONGMING (author)

    Publication date :

    2024-12-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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