浙江电力

2014, v.33;No.214(02) 38-42

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汽轮机主汽阀裂纹原因分析及修复
Cause Analysis and Repair of Cracks in Main Steam Valve of Steam Turbine

郑天艳
ZHENG Tianyan

摘要(Abstract):

对汽轮机主汽阀的裂纹原因及修复方法进行分析和探讨,评估阀门修复后的安全性,为同类型阀门的裂纹焊接修复提供技术支持。
The paper analyzes and discusses causes and repair method for cracks in main steam valve of steam turbine; it evaluates safety of valve after repair, giving technical support to crack welding repair of the same valve.

关键词(KeyWords): 汽轮机;主汽阀;裂纹;焊接修复;评估
steam turbine;main steam valve;crack;welding repair;evaluation

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 郑天艳
ZHENG Tianyan

DOI: 10.19585/j.zjdl.2014.02.010

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