The invention discloses a dual-power-supply power battery system and a charging method. The charging method comprises the following steps: acquiring battery electric quantity, battery temperature and target electric quantity information; estimating the battery temperature and the battery electric quantity in the series charging process; determining a charging scheme according to the estimated battery temperature and battery electric quantity; and charging the battery system according to the determined charging scheme. According to the invention, the charging scheme can be reasonably selected, the voltage imbalance of the dual power supplies during charging is reduced, and the discharging power after charging is improved.

    本发明公开了一种双电源动力电池系统以及充电方法,包括:获取电池电量、电池温度以及目标电量信息;估算串联充电过程中的电池温度以及电池电量;根据估算的电池温度以及电池电量,确定充电方案;按照确定的充电方案对所述电池系统进行充电。本发明能够合理地选择充电方案,减少充电中造成的双电源电压不平衡,提高充电后的放电功率。


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    Title :

    Dual-power-supply power battery system and charging method


    Additional title:

    双电源动力电池系统以及充电方法


    Contributors:
    LIU MENG (author) / WANG JIE (author) / LIU XIAOPENG (author) / PENG JINGDONG (author)

    Publication date :

    2024-07-02


    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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