华电技术 ›› 2013, Vol. 35 ›› Issue (5): 54-55.

• 技术交流 • 上一篇    下一篇

汽轮机延时跳闸异常原因分析及处理

安健雄,高起栋,张顺   

  1. (宁夏京能宁东发电有限责任公司,宁夏银川750400)
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2013-05-25 发布日期:2013-05-25

Analysis on reason of abnormal longer delay of protective tripping of steam turbine and treatment

AN Jianxiong, GAO Qidong, ZHANG Shun   

  1. (Ningxia Jingneng Ningdong Power Generation Company Limited, Yinchuan 750400, China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2013-05-25 Published:2013-05-25

摘要: 以某火力发电厂为例,对一次汽轮机主保护动态传动过程中出现较长延时的情况进行分析,确定了异常的原因,采取了相应的措施,以避免类似事件再次发生。

关键词: 汽轮机主保护, 延时跳闸, 异常分析, 措施

Abstract: A longer delay occurred during the dynamic transmission process of the steam turbine master protection of a thermal power plant. The abnormal situation was analyzed, and the reason of the anomaly was determined. The corresponding measures were adopted, and similar incident is avoided.

Key words: master protection of seam turbine, delay of tripping, analysis of anomaly, measure