This chapter discusses the main problems of the Cd Ni battery operating in substation,and introduces the technique project of microcomputer auto charge and discharge,and illuminates its applying foregroun本文讨论了变电所中镉镍电池在运行中存在的主要问题, 介绍了采用微电脑自动充放电技术方案, 说明了该技术的推广前F3k汉语字典