摘要
锂离子电池是广泛应用于电网、电动汽车、商用及家用储能系统的重要储能电池技术,其中电池组均衡管理技术是电池组安全、高效运行的重要保障。文中对串联锂离子电池组均衡拓扑结构的研究进展进行综述。首先介绍电池均衡系统及其发展历程,其次分别介绍基于电容、基于电感、基于变压器和基于变换器的均衡拓扑结构的工作原理及其优缺点,重点阐述均衡电路从拓扑原型改进和发展的过程。然后比较主、被动均衡基本均衡拓扑结构的性能,并分析不同工况下均衡拓扑结构的选择、设计及改进的思路和方法。最后,结合电池均衡系统的发展需求,提出均衡拓扑结构进一步的研究方向。
Lithium-ion batteries are an important energy storage battery technology widely used in power grid,electric vehicles,commercial and household energy storage systems.Battery equalization plays a critical role in guaranteeing battery pack to operate safely and steadily.In this paper,the research progress of balancing topology for series-connected lithium-ion batteries was reviewed systematically.Firstly,the battery equalization system and its development process were briefly introduced.Secondly,the principle,advantages and disadvantages of balancing topologies based on capacitor,inductor,transformer and converter were described.The improvement and development process of the topology was emphasized.Then,by comparing the basic topologies of passive and active equalization,both design and improvement methods were analyzed.Finally,according to the development demand of balancing topology,the direction of further research was proposed.
作者
蔡敏怡
张娥
林靖
王康丽
蒋凯
周敏
CAI Minyi;ZHANG E;LIN Jing;WANG Kangli;JIANG Kai;ZHOU Min(State Key Laboratory of Advanced Electromagnetic Engineering and Technology(School of Electrical and Electronic Engineering,Huazhong University of Science and Technology),Wuhan 430074,Hubei Province,China)
出处
《中国电机工程学报》
EI
CSCD
北大核心
2021年第15期5294-5310,共17页
Proceedings of the CSEE
基金
国家重点研发计划项目(2018YFB0905600)
中国科协青年人才托举工程(YESS:2019-2021QNRC001)。
关键词
储能电池
串联锂离子电池组
电池管理系统
均衡拓扑
综述
energy storage battery
series lithium-ion battery pack
battery management system
balancing topology
review
