Huadian Technology ›› 2013, Vol. 35 ›› Issue (5): 54-55.

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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

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