水轮发电机“苹果圆”型低励磁限制器(MEL)及其应用

The Minimum Excitation Limiter ( MEL ) on Limit Line of Type " Apple - round " and Its Application for Hydrogenerator

水轮发电机“苹果圆”型低励磁限制器（ＭＥＬ）及其应用易树根，李风波（哈尔滨电站设备成套设计研究所）范哲，张继国（黑龙江多能水利电力联合开发公司）１引言众所周知：水轮发电机具有起动快、改变运行方式灵活的特点，通常担任系统的调峰、调频、调压等任务。近年来...

This paper describes the minimum excitation limitator (MEL) on limit of type'Apple-Round'for hydrogenerator and its application.This article presents the principles,construction and applied example of the MEL and provides detail data from the design and test.