摘要
本文指出了高压电动机过载保护存在的死区，通过对死区来源的分析，给出了减小过载保护死区范围的两个方法；并给出高压开关综合保护装置的返回系数。
This paper pointed out dead-zone existing in over-load protection for high voltage motors. Through the analysis on dead-zone sources, two methods were offered to reduce the range of dead-zone. And also the return factor of high voltage switch componsite protection device was given.
出处
《煤矿自动化》
1995年第1期27-29,共3页
Coal Mine Automation
