The invention relates to a battery module, a manufacturing method and equipment thereof, a battery pack and a device. The battery module comprises a first type of battery cells and a second type of battery cells which are connected in series, wherein the first type of battery cells and the second type of battery cells meet the following relations: 1.01*C1/C2<=N2<=1.25, C1
本申请涉及电池模组及其制造方法和设备、电池包及装置,本申请的电池模组包括串联的第一类电芯和第二类电芯;所述第一类电芯和所述第二类电芯满足如下关系:1.01×C1/C2≤N2≤1.25,且C1<C2,其中,N2为所述第二类电芯的充电电池平衡率;C1和C2分别为所述第一类电芯和第二类电芯的容量。本申请的电池模组,通过对容量不同的电芯的化学体系进行合理组配,保证电池模组具有良好的安全性和稳定性的同时,还可以实现在充放电过程中不同容量的电芯均具有高能量输出特性,从而提高电池模组的能量密度。
Battery module, manufacturing method and equipment thereof, battery pack and device
电池模组及其制造方法和设备、电池包及装置
2021-11-02
Patent
Elektronische Ressource
Chinesisch
IPC: | 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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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