The invention provides a battery management apparatus, a battery pack, an electric vehicle, and a battery management method. A battery management apparatus according to the present disclosure includes: a state detection unit configured to obtain a plurality of cell state parameters indicating an electrical state of each of a plurality of battery cells; a balancing processing unit configured to perform a balancing process, which is a process of selectively discharging or charging each of the plurality of battery cells, to suppress a deviation between electrical states of the plurality of battery cells; and a control unit configured to control the balancing processing unit to perform a balancing process on at least one battery cell among the plurality of battery cells based on the plurality of cell state parameters.

    提供了一种电池管理装置、电池组、电动车辆和电池管理方法。根据本公开的电池管理装置包括:状态检测单元,其被配置为获得指示多个电池单体中的每个电池单体的电气状态的多个单体状态参数;平衡处理单元,其被配置为执行平衡过程,以抑制多个电池单体的电气状态之间的偏差,所述平衡过程是对多个电池单体中的每个电池单体选择性地进行放电或充电的过程;以及控制单元,其被配置为基于多个单体状态参数来控制平衡处理单元对多个电池单体当中的至少一个电池单体执行平衡过程。


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    Title :

    Battery management device, battery pack, electric vehicle, and battery management method


    Additional title:

    电池管理装置、电池组、电动车辆和电池管理方法


    Contributors:
    LEE BUM-HEE (author) / NOH TAE-HUN (author) / ZHAO JUNYUAN (author)

    Publication date :

    2025-04-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY





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