发电机转子一点接地保护问题探讨  

Discussion on Protection of One Point Earth of Generator Rotor

作　　者：冉孟武 

机构地区：[1]攀枝花钢钒有限责任公司,四川攀枝花617000

出　　处：《冶金动力》2011年第1期1-4,共4页Metallurgical Power

摘　　要：对EDCS综合自动化系统进行简要介绍,对乒乓式一点接地保护原理及保护误发信号的原因进行了详细分析,最后对比其他类型的转子一点接地保护原理,提出了解决办法。The EDCS integrative automation system was introduced briefly.The protection principle of ping-pong one point earth and the cause of protection＇s signal sending in error were analyzed.According to the protection principle of rotor one point earth of other types,the solving methods were set forward.

关 键 词：EDCS综合自动化系统 发电机 切换采样 电桥式 叠加电压式 

分 类 号：TM3[电气工程—电机]