The embodiment of the invention discloses a vehicle power control method, device and equipment and a storage medium, the vehicle power control method and device are applied to a hybrid power system comprising a power motor system and a buck-boost module, and the method comprises the steps that according to a current attribute value corresponding to the power motor system, optimal efficiency data of the power motor system under different direct-current bus voltages are obtained; according to the optimal efficiency data and the working mode corresponding to the power motor system, determining the mapping relation between the optimal DC bus voltage and the current attribute value of the power motor system in different working modes; obtaining a target value of the DC bus voltage of the power motor system according to the current working mode and the current current attribute value of the power motor system and the mapping relation; and adjusting the output voltage of the buck-boost module according to the target value so as to control the DC bus voltage of the input end of the power motor system. According to the embodiment of the invention, the efficiency and the maximum output capability of the power motor system of the hybrid vehicle are improved, and the influence on the cost and the vehicle space is small.

    本申请的实施例公开了一种车辆动力控制方法、装置、设备及存储介质,应用于包括动力电机系统和升降压模块的混合动力系统,方法包括:根据动力电机系统对应的电流属性值,获取动力电机系统在不同直流母线电压下的最优效率数据;根据最优效率数据和动力电机系统对应的工作模式,确定动力电机系统在不同工作模式下的最优直流母线电压与电流属性值的映射关系;根据动力电机系统的当前工作模式、当前电流属性值,及映射关系得到动力电机系统的直流母线电压的目标值;根据目标值调整升降压模块的输出电压,以控制动力电机系统的输入端的直流母线电压。本申请的实施例提高混合动力车辆的动力电机系统的效率和最大输出能力,且对成本和车辆空间影响较小。


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    Titel :

    Vehicle power control method, device, system and equipment and storage medium


    Weitere Titelangaben:

    车辆动力控制方法、装置、系统、设备及存储介质


    Beteiligte:
    YIN HUABIAO (Autor:in) / LU JIANMING (Autor:in) / CHEN JIAWEN (Autor:in) / WANG CHUAN (Autor:in) / DING SHIYUN (Autor:in)

    Erscheinungsdatum :

    14.06.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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