The invention relates to a battery charging method and a battery system providing the same. The battery system of the present invention is a battery system for charging a plurality of battery packs connected in parallel with power of a charger, the battery system comprising: a battery comprising a plurality of battery packs, each battery pack comprising a battery module having a plurality of battery cells and a voltage sensor for measuring a battery pack voltage, the battery pack voltage is the voltage at the two ends of the battery module; and a main BMS that sets a plurality of voltage sections by using a reference voltage value and a lowest battery pack voltage value among the plurality of battery pack voltages, classifying the plurality of battery pack groups into a plurality of charging groups by classifying each of the plurality of battery packs into a voltage interval to which each of the plurality of battery packs belongs among the plurality of voltage intervals, and controlling the battery pack belonging to the plurality of charging groups to be charged in order from a charging group having a low charging range of a voltage section to a charging group having a high voltage range of the voltage section.
本发明涉及一种电池充电方法及提供该电池充电方法的电池系统。本发明的电池系统是一种用于利用充电器的电力对并联连接的多个电池组充电的电池系统,所述电池系统包括:包括多个电池组的电池,每个电池组均包括具有多个电池电芯的电池模块和用于测量电池组电压的电压传感器,所述电池组电压是电池模块的两端的电压;以及主BMS,所述主BMS通过使用多个电池组电压当中的最低电池组电压值和参考电压值来设定多个电压区间,通过将所述多个电池组中的每个电池组分类为所述多个电压区间当中的所述多个电池组中的每个电池组所属于的电压区间来将所述多个电池组分组分类为多个充电群组,并且控制属于所述多个充电群组的电池组按照从具有电压区间的低充电范围的充电群组到具有电压区间的高电压范围的充电群组的顺序充电。
BATTERY CHARGING METHOD AND BATTERY SYSTEM PROVIDING THE SAME
电池充电方法及提供电池充电方法的电池系统
2024-04-16
Patent
Electronic Resource
Chinese
IPC: | 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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