摘要
本文分析了蒸汽发生器传热管降质的原因,传热管降质的机理,以及易出现降质的部位,提出预防手段;简要介绍规范要求的及非规范要求的蒸汽发生器在役检查主要内容,以及破损传热管的三种堵管方式;以远程机械拉拔式堵管技术为例简单阐述国内堵管技术的现状。结合国内外最新的蒸汽发生器堵管技术对堵管技术的发展方向进行探讨。
The causes of Steam Generator tube degradation,main methods of in-service inspection and methods of dealing with worn tubes are presented in this thesis.Based on remote mechanical-drawing plugging,briefly introduce the main content of in-service inspection and three typical plugging means.Combining with the latest SG plugging technology at home and abroad,discuss the development direction of plugging technology.
作者
罗飞华
LUO Fei-hua(Nuclear Nuclear Power Operations Management Co.,Ltd.,Haiyan,Zhejiang 314300,China)
出处
《科技视界》
2017年第35期90-91,59,共3页
Science & Technology Vision
