三角加强圈结构压力式除氧器水箱缺陷的检验与处理  

Defect Examination and Repair of Pressure Deaerator Water Tank with Triangle Support Ring

作　　者：杜好阳 赵俊伟[2] 唐永贺 刘长福[2] 孙学海 

机构地区：[1]吉林省电力有限公司电力科学研究院,长春130021 [2]国电吉林热电厂,吉林吉林132021

出　　处：《吉林电力》2011年第2期26-28,共3页Jilin Electric Power

摘　　要：介绍了吉林省某电厂2号除氧器的泄漏情况、检验与修复方法,由于采用了不合理的三角形加强圈,加强圈焊接工艺不合理,实际壁厚低于满负荷情况下的壁厚要求,导致缺陷产生并泄漏,对检验中发现的裂纹消除后,用电焊补焊,经检验没有发现缺陷,提出了该除氧器的运行监控措施。The examination and repairing of the water tank of No.2 pressure deaerator are introduced.The leakage is caused by unreasonable triangle support ring,improper welding procedures and low wall thickness.The leakage area is repaired by welding after eliminating the cracks.Supervision suggestions for safety operation are also proposed.

关 键 词：除氧器水箱 三角加强圈结构 泄漏 检验 修复 

分 类 号：TK223.522[动力工程及工程热物理—动力机械及工程]