The invention provides a new energy automobile bus voltage control method, a new energy automobile and a power system of the new energy automobile. The new energy automobile bus voltage control method is applied to a new energy automobile power system, and the new energy automobile bus voltage control method comprises the steps that firstly, target working parameters of a driving motor assembly and target working parameters of a power generation motor assembly are obtained; according to the target working parameters of the driving motor assembly and the target working parameters of the power generation motor assembly, determining a target bus voltage range meeting the working requirements of the driving motor assembly and the power generation motor assembly; and finally, according to the target working parameters of the driving motor assembly, the target working parameters of the power generation motor assembly and the target bus voltage range, determining the lowest power consumption of the power system of the new energy automobile in the target bus voltage range, and taking the bus voltage corresponding to the lowest power consumption as the target bus voltage. According to the invention, the endurance mileage of the new energy automobile is improved.

    本发明提出了一种新能源汽车母线电压控制方法、新能源汽车及其动力系统。其中,新能源汽车母线电压控制方法应用于新能源汽车动力系统,新能源汽车母线电压控制方法包括:先获取驱动电机组件的目标工作参数、发电电机组件的目标工作参数;再根据驱动电机组件的目标工作参数、发电电机组件的目标工作参数确定满足驱动电机组件和发电电机组件工作的目标母线电压范围;最后根据驱动电机组件的目标工作参数、发电电机组件的目标工作参数以及目标母线电压范围,确定目标母线电压范围内新能源汽车的动力系统的最低功耗,并将最低功耗所对应的母线电压作为目标母线电压。本发明提高了新能源汽车的续航里程。


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    Title :

    New energy automobile bus voltage control method, new energy automobile and power system of new energy automobile


    Additional title:

    新能源汽车母线电压控制方法、新能源汽车及其动力系统


    Contributors:
    LI XIPENG (author) / LI HUANPING (author) / LIU TAO (author) / LIU XINGYA (author)

    Publication date :

    2022-06-17


    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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