Huadian Technology ›› 2012, Vol. 34 ›› Issue (5): 10-12.

• 专题综述 • Previous Articles     Next Articles

Operation of water feed system of 630MW supercritical unit during extreme hot start

CAI Xiao   

  1. Guigang Power Generation Company Limited, China Huadian Corporation, Guigang 537138, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2012-05-25 Published:2012-05-25

Abstract: The operation points and the matters needing attention when feeding water to the 630MW supercritical unit boiler using turbofeed pump at extreme hot start were analyzed. To adopt this operation mode widely can reduce the purchased electricity from the grid and improve the operation economic efficiency.

Key words: turbo-feed pump, high pressure bypass and low pressure bypass, operation