基于LTC4121的锂电池自动充电电源管理系统  

Lithium battery automatic charging power management system based on LTC4121

作　　者：邓文康 毕明德[1] 廖武[1] 王巨智 艾烨 DENG Wen-kang;BI Ming-de;LIAO Wu;WANG Ju-zhi;AI Ye(Wuhan Second Ship Design and Research Institute,Wuhan Hubei 430064,China)

机构地区：[1]武汉第二船舶设计研究所

出　　处：《电源技术》2019年第10期1659-1661,共3页Chinese Journal of Power Sources

摘　　要：针对核电站监控领域里对备份锂电池电压和性能的特殊要求,改进了一种基于LTC4121芯片实现高效稳定的自动充电电源管理方案,并对电池充电状态、故障等情况进行实时检测。实验结果表明:所改进的充电电源管理方案稳定性高,具有良好的充电性能,充电效率达到90%以上,满足实际工程的应用需求。Due to the special requirements for voltage and performance of backup lithium battery in the field of nuclear power plant monitoring,this paper improved an efficient and stable automatic charging power management system based on LTC4121 chip,and acquired the battery charging status and faults unremitting.The experimental results show that the improved charging power management system has high stability and good charging performance,and the charging efficiency is over 90%,which has a good potential in the application of practical engineering.

关 键 词：核电站监控 自动充电 LTC4121 锂离子电池 

分 类 号：TM912[电气工程—电力电子与电力传动]