华电技术 ›› 2009, Vol. 31 ›› Issue (3): 48-51.

• 技术交流 • 上一篇    下一篇

发电机定子B相接地故障分析及处理

徐永盛   

  1. 四川华电西溪河水电开发有限公司,四川西昌 615000
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2009-03-25

Analysis and handling of generator stator Bphase grounding faults

XU Yongsheng   

  1. Sichuan Huadian Xixihe Hydroelectric Development Corporation Limited, Xichang 615000, China
  • Received:1900-01-01 Revised:1900-01-01 Published:2009-03-25

摘要: 介绍了紫兰坝电站#2发电机主要技术参数和定子绕组基本概况。分析了定子B相接地故障产生的原因,论述了故障点查找方法、解决过程及解决办法,结合现场实际情况,提出了发电机定子绝维护的4措施。

关键词: 发电机, 定子B相接地故障, 分析, 检查方法, 检查过程, 防范措施

Abstract: The main technical parameters and stator winding of generator No.2 of Zilanba Hydropower Station were introduced. The reasons of stator Bphase grounding fault were analyzed. The method for locating the fault points, the resolving process and resolving method of the fault were discussed. Combining with field practical situation, four measures for generator stator maintenance were proposed.

Key words: generator, stator B-phase grounding fault, analysis, inspection method, inspection process, precautionary measure