基于可重构电路的锂电池组充电均衡研究Research on Charge Equalization of Lithium Battery Pack Based on Reconfigurable Circuit
于仲安;熊莹燕;
摘要(Abstract):
为了提高电池均衡速度、减少能量损耗,将基于开关电感的Buck-Boost均衡电路和可重构均衡电路相结合,设计了可重构Buck-Boost充电均衡拓扑,根据5种不同的锂电池荷电状态(SOC)分布情况制定了相应的均衡策略,基于MATLAB/Simulink进行仿真分析,并与开关电感的Buck-Boost均衡电路进行对比,结果表明,在各种工况下,所设计的均衡拓扑和均衡策略将能量转移效率和均衡速度分别平均提高了19.0%和25.4%,有效提升了均衡性能。
关键词(KeyWords):
基金项目(Foundation): 赣州市重点研发计划(工业领域)项目(赣市科发[2018]50号);; 江西省研究生创新创业专项资金项目(YC2020-S471)
作者(Authors): 于仲安;熊莹燕;
DOI: 10.19620/j.cnki.1000-3703.20210697
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