The invention discloses a hybrid electric vehicle and an energy management method and device thereof, and the energy management method of the hybrid electric vehicle comprises the steps: obtaining the actual SOC of a power battery, and determining the target SOC of the power battery; determining a working mode of the hybrid electric vehicle; according to the working mode of the hybrid electric vehicle, the actual SOC and the target SOC, the working mode of an engine is determined, and torque distribution is conducted on the engine and a motor; and controlling the engine and the motor according to the working mode of the engine and the torque distribution result. Therefore, the dynamic control function of the engine and the motor is realized, and the engine and the motor both work in the most efficient working range, so that the energy utilization efficiency of the automobile is improved, and the oil-electricity double-drop function of the hybrid electric automobile is realized.

    本发明公开了一种混合动力汽车及其能量管理方法和能量管理装置,混合动力汽车的能量管理方法包括:获取动力电池的实际SOC,并确定动力电池的目标SOC;确定混合动力汽车的工作模式;根据混合动力汽车的工作模式、实际SOC和目标SOC确定发动机的工作模式,并对发动机和电动机进行扭矩分配;根据发动机的工作模式和扭矩分配结果对发动机和电动机进行控制。由此,实现了对发动机和电动机的动态控制功能,使发动机和电动机均工作于最高效的工作区间,从而提高了汽车的能量利用效率,实现了混合动力汽车的油电双降功能。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Hybrid electric vehicle and energy management method and energy management device thereof


    Weitere Titelangaben:

    混合动力汽车及其能量管理方法和能量管理装置


    Beteiligte:
    ZHU YONGLONG (Autor:in) / LIU JING (Autor:in) / QIN JUNCHAO (Autor:in) / CONG QIANG (Autor:in) / LIU FANG (Autor:in)

    Erscheinungsdatum :

    21.03.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



    Hybrid electric vehicle energy management method

    SUN HOUHUAN / ZI DAOYUAN / WANG WENYUAN et al. | Europäisches Patentamt | 2024

    Freier Zugriff

    Hybrid electric vehicle energy management device and method

    REN ZEJIAN / WANG LIN / DOU XIJIANG et al. | Europäisches Patentamt | 2022

    Freier Zugriff

    Hybrid electric vehicle energy management method and device

    FENG GAOSHAN / MENG YANMEI / XU ENYONG et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Hybrid electric vehicle energy management control method

    LIU KE / GAO BAIJUN / NIE XIANGHONG et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Electric vehicle energy management method, electric vehicle energy management device and server

    MOU XIAOLIN / YANG ZHILE / FENG WEI et al. | Europäisches Patentamt | 2020

    Freier Zugriff