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Cell equalisation circuits: A review
DOI:10.1016/j.jpowsour.2019.227489.png)
摘要
En 中文
Large Li-ion battery packs are an enabling technology for electric vehicles, smart homes and the smart grid. Keeping the individual cells that make up the battery pack balanced reduces the loss of capacity over time and reduces the chances of damaging the pack by over charging/discharging cells. This paper presents a review of the basic charge equalisation circuits categorised as capacitor, inductor or transformer based. The paper highlights improvements and variations made to these basic circuits by researchers and provides a general comparison. The paper proceeds to discuss the difficulties in directly comparing performance of different CECs (charge equalisation circuit) and the ambiguity of the industrial requirements of a CEC. Finally the paper presents possible areas of research to further improve the charge equalisation process.
Keyword:
battery balancing
Cell equalisation
State of charge (SOC)
Cell
Equalisation circuit (CEC)
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期刊
IF:
7.9
论文数:
3.7W
被引数:
15.0W
机构
引用论文
A Modular Cell Balancer Based on Multi-Winding Transformer and Switched-Capacitor Circuits for a Series-Connected Battery String in Electric Vehicles基于多绕组变压器和开关电容器电路的模块化电池平衡器,用于电动汽车中的串联电池串
Degradation Behavior of Lithium-Ion Batteries During Calendar Ageing-The Case of the Internal Resistance Increase日历老化过程中锂离子电池的降解行为-内阻增加的情况

