630MW超临界机组极热态启动时给水系统的操作

华电技术 ›› 2012, Vol. 34 ›› Issue (5): 10-12.

630MW超临界机组极热态启动时给水系统的操作

蔡笑

中国华电集团贵港发电有限公司，广西贵港537138

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2012-05-25 发布日期:2012-05-25

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

CAI Xiao

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

摘要/Abstract

摘要： 分析了630MW超临界机组极热态启动时使用汽动给水泵向锅炉给水的操作要点和注意事项，推广这种操作方式，可降低外购电量，提高运行经济性。
关键词：汽动给水泵；高、低压旁路；操作

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

蔡笑. 630MW超临界机组极热态启动时给水系统的操作[J]. 华电技术, 2012, 34(5): 10-12.

CAI Xiao. Operation of water feed system of 630MW supercritical unit during extreme hot start[J]. Huadian Technology, 2012, 34(5): 10-12.