华电技术 ›› 2010, Vol. 32 ›› Issue (10): 1-3.

• 专题综述 •    下一篇

防止630 MW超临界锅炉高温受热面氧化皮脱落的对策

鹿理春   

  1. 华电贵港发电有限公司,广西 贵港 537100
  • 收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2010-10-25 发布日期:2010-10-25

Countermeasures for preventing oxide skin dropping from hightemperature heating surface in 630 MW supercritical boiler

LU Lichun   

  1. Huadian Guigang Power Generation Corporation Limited, Guigang 537100, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2010-10-25 Published:2010-10-25

摘要: 分析了华电贵港发电有限公司2×630 MW超临界机组锅炉高温受热面管氧化皮脱落导致爆管的原因和过程,提出了相应的处理办法。实践结果表明,处理效果明显,保证了机组的安全运行。

关键词: 超临界机组, 锅炉, 高温受热面, 氧化皮, 爆管

Abstract: The reasons and the process of the pipe crack accident of 2×630 MW supercritical unit boiler in Huadian Guigang Power Generation Corporation Limited, which is led by the oxide skin dropping from the hightemperature heating surface, were analyzed, and the relevant treatment methods were proposed. It was shown by the practice that the treatment effects are obvious, and safe operation of the unit was ensured.

Key words: supercritical unit, boiler, high-temperature heating surface, oxide skin, pipe crack