The invention relates to the technical field of automobile power batteries, and discloses a self-heating method for a power battery of an electric vehicle. The self-heating method comprises the steps that under the condition that the bus current of a power battery reaches the maximum value, the current heating frequency of an electric drive system of the electric vehicle is determined to be the optimal heating frequency; and self-heating the power battery based on the bus current and the optimal heating frequency. According to the self-heating method for the power battery of the electric vehicle, the obtained heating frequency is high in accuracy, and the method is simple and efficient.

    本申请涉及汽车动力电池技术领域,公开了一种电动车的动力电池的自加热方法。自加热方法包括:在动力电池的母线电流达到最大值的情况下,确定电动车的电驱动系统的当前加热频率为最佳加热频率;基于母线电流和最佳加热频率对动力电池进行自加热。本申请提供的一种电动车的动力电池的自加热方法,获取的加热频率精确性高,简单高效。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Self-heating method of power battery of electric vehicle


    Weitere Titelangaben:

    一种电动车的动力电池的自加热方法


    Beteiligte:
    WANG HONGTAO (Autor:in) / LUO JIANWU (Autor:in) / ZHANG JIN (Autor:in) / XING JUNYA (Autor:in) / PENG YANGMING (Autor:in)

    Erscheinungsdatum :

    20.09.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



    Power battery heating method, power battery heating device and electric vehicle

    YAN LEYANG / JIN XIAOLONG | Europäisches Patentamt | 2024

    Freier Zugriff

    Electric vehicle power battery heating method and electric vehicle

    LI YAN / LI SHUAI / PAN ZHONGLIANG et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Self-heating method and system for power battery of electric vehicle and electric vehicle

    CHENG BIN / FAN WENKAI / ZHANG ZHEYAN et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Power battery self-heating control method and device and electric vehicle

    LI WEI / LIU CHAO / LIANG HAIQIANG | Europäisches Patentamt | 2021

    Freier Zugriff

    Heating method and heating system of electric vehicle power battery

    ZHANG ZHONGYA / WANG WEIMIN / QU AIJING et al. | Europäisches Patentamt | 2021

    Freier Zugriff