IMPROVEMENT OF THE IP NINETH STAGE BLADES’FITTING IN A 600MW TURBINE MADE BY 








GEC ALTHOM

doi:10.19666/j.rlfd.1999.03.022

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IMPROVEMENT OF THE IP NINETH STAGE BLADES’FITTING IN A 600MW TURBINE MADE BY GEC ALTHOM

更新时间：2025-09-28

- IMPROVEMENT OF THE IP NINETH STAGE BLADES’FITTING IN A 600MW TURBINE MADE BY GEC ALTHOM
- Thermal Power Generation Issue 3, (1999)
- 作者机构：
  
  北仑港发电厂
- 作者简介：
- 基金信息：
- DOI：10.19666/j.rlfd.1999.03.022
  CLC： TK263.3
- Published：1999
- 稿件说明：
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IMPROVEMENT OF THE IP NINETH STAGE BLADES’FITTING IN A 600MW TURBINE MADE BY GEC ALTHOM[J]. Thermal power generation, 1999, (3).
DOI：

IMPROVEMENT OF THE IP NINETH STAGE BLADES’FITTING IN A 600MW TURBINE MADE BY GEC ALTHOM[J]. Thermal power generation, 1999, (3). DOI： 10.19666/j.rlfd.1999.03.022.

摘要

北仑港发电厂阿尔斯通公司设计制造的６００ＭＷ机第一次大修发现中压缸第９级叶片、叶根损坏等问题，经分析研究，将叶片围带的型式作了修改，增加了叶片预扭安装紧力的接触面，新叶片的轮系节径振动特性得到了明显的改善。

Abstract

Abstract It was found out during the first major repair of the 600 MW turbine

manufacturede by GEC Alsthom in Bei Cang Power plant that the IP nineth stage blades were broken.Based on observation and analysis

the power plant revised the connecting of the blade shroud to the blades for increasing the blade pretorsioned connecting surface.It resulted in obvious improvement of the newly mounted blades.

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