Huadian Technology ›› 2012, Vol. 34 ›› Issue (7): 58-59.

• 技术交流 • Previous Articles     Next Articles

Reason analysis and treatment of vibration occurred in cold start process of 1000MW ultra supercritical unit

QIN Xichao, GUO Jie   

  1. Guangdong Yudean Jinghai Power Generation Company Limited, Jieyang 515223, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2012-07-25 Published:2012-07-25

Abstract: The reason on overlarge vibration of the bearing No.3 in cold start of unit No.3 in Guangdong Yudean Jinghai Power Generation Company Limited was analyzed, and relevant countermeasures were proposed, which provide reference for similar problem treatment.

Key words: ultra supercritical unit, cold start, vibration, reheater, medium speed warming