Huadian Technology ›› 2014, Vol. 36 ›› Issue (8): 34-37.

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Analysis on reasons of primary air fan fault tripping accident of 1000MW unit and treatment

  

  1. (Guangdong Datang International Chaozhou Power Generation Company Limited, Chaozhou 515723, China)
  • Online:2014-08-25 Published:2014-10-11

Abstract: Abstract:The fault tripping process of the primary air fan moving blade actuator of a 1000MW unit was introduced. The reasons of the accident and the problems encountered in accident treating process were analyzed. The treatment countermeasures under different coordination modes and the primary air fan stall treating method were put forward.

Key words: Keywords:primary air fan, moving blade, stall, coordination