The invention discloses a fault grading system and method for a vehicle control unit of a pure electric vehicle. The system comprises an MCU, a BMS, a DC/DC, a charger, an ABM, an ABS, a BCM, a TBOX, a communication bus, an accelerator pedal, a brake pedal, an atmospheric pressure sensor, an indoor temperature sensor, an air conditioner temperature sensor, a gear sensor, the vehicle control unit, a PTC temperature signal, a vacuum pump controller, an MCU wake-up controller and a DC/DC wake-up controller, wherein the vehicle control unit serves as a control core. The faults of other parts are graded and corresponding processing strategies are formulated through the fault processing strategies.

    本发明揭示了一种纯电动汽车整车控制器的故障分级系统和方法,系统包括MCU、BMS、DC/DC、充电机、ABM、ABS、BCM、TBOX、通信总线、加速踏板、制动踏板、大气压力传感器、室内温度传感器、空调温度传感器、档位传感器、整车控制器、PTC温度信号、真空泵控制、MCU唤醒控制、DC/DC唤醒控制。其中整车控制器作为控制核心,通过本发明的故障处理策略对其他部件的故障进行分级和制定相应的处理策略。


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    Title :

    Fault grading system and method for vehicle control unit of pure electric vehicle


    Additional title:

    纯电动汽车整车控制器的故障分级系统和方法


    Contributors:
    LIU DALIANG (author)

    Publication date :

    2021-11-05


    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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