磷酸铁锂电池储能系统防环流技术探讨

Discussion on Anti-circulation Technology of Lithium Iron Phosphate Battery Energy Storage System

本文针对磷酸铁锂电池储能系统防环流技术进行深入探讨,基于储能系统中电路拓扑结构的特性以及原理,对采取防环流技术的原因、增加预充电电阻、双级模块型PCS和单级模块型PCS等进行分析,对磷酸铁锂电池储能系统电路防环流技术的各种措施、技术特性及优缺点进行比较,旨在促进防环流技术应用水平的发展。

In this paper,the anti-circulation technology of lithium iron phosphate battery energy storage system is discussed.Based on the characteristics and the principle of the circuit topology in the energy storage system,this paper analyzes the reasons for the anti-circulation technology,increasing the pre-charge resistance,the Double module PCS and the single module PCS,etc.,compares the various measures,technical characteristics,advantages and disadvantages of the anti-circulation technology of lithium iron phosphate battery energy storage system,aiming to promote the development of the application level of the circulation technology.