发电机逆变灭磁控制回路改进应用  

Improvement of Generator Inverter Deexcitation Control Circuit

作　　者：卢瑞刚 孙鑫 

机构地区：[1]河津发电分公司,山西河津043300

出　　处：《山西电力》2014年第1期32-34,共3页Shanxi Electric Power

摘　　要：针对河津发电分公司300 MW机组在正常停机检修中,发现励磁回路灭磁开关主触头存在严重灼伤痕迹这一问题,进行分析,找出原因,提出了解决问题的方案,对程跳逆功率保护跳灭磁开关控制回路进行改进,最终解决了该问题。For what happened in normal generator maintenance at Zhangze Electric Power Hejin Electric Power Generation Branch 300 MW unit, it was found out main contact terminal of field discharge switch at exciting circuit has been burned seriously. Through analyzing, the reason was found out and solutions were proposed. Finally, the controlled circuit of field discharge switch was improved and the problem was thus resolved.

关 键 词：程跳逆功率保护 灭磁开关 控制回路 

分 类 号：TM313[电气工程—电机]