The invention discloses a battery aging characteristic determination method and device, a storage medium and a vehicle, and relates to the field of batteries. The method comprises the following steps: acquiring charging voltage curves of a battery in different cycle periods; determining a charging voltage interval of the battery based on the charging voltage curve; dividing the charging voltage curve according to the charging voltage interval and the curve shape of the charging voltage curve to obtain multiple sections of charging voltage curves; based on the multi-section charging voltage curve, battery aging characteristics are determined, and the battery aging characteristics are used for representing the aging degree of the battery. According to the invention, the technical problem that the aging characteristic meeting the actual use condition of the battery is difficult to obtain is solved.

    本发明公开了一种电池老化特征的确定方法、装置、存储介质和车辆,本发明涉及电池领域。该方法包括:获取电池在不同循环周期下的充电电压曲线;基于充电电压曲线,确定电池的充电电压区间;按照充电电压区间和充电电压曲线的曲线形状,对充电电压曲线进行划分,得到多段充电电压曲线;基于多段充电电压曲线,确定电池老化特征,其中,电池老化特征用于表征电池的老化程度。本发明解决了难以获得符合电池的实际使用条件的老化特征的技术问题。


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    Titel :

    Battery aging characteristic determination method and device, storage medium and vehicle


    Weitere Titelangaben:

    电池老化特征的确定方法、装置、存储介质和车辆


    Beteiligte:
    SUN HUANLI (Autor:in) / HUO YANHONG (Autor:in) / LIU MIAORAN (Autor:in) / ZHAO LINHUI (Autor:in) / QIN PENGLIANG (Autor:in)

    Erscheinungsdatum :

    2023-08-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen