在役核辅助管道焊缝缺陷事件的核安全审评

Safety Review on Welding Defect Incident of In-Service Nuclear Auxiliary System Pipings

文章给出了一个核安全审评的实例,即某核电厂1号机组核辅助管道焊缝缺陷事件的审评;分析了缺陷产生的原因、可能存在缺陷焊缝的范围以及处理措施;探讨了焊缝缺陷事件所暴露出的我国核安全设备设计、制造、安装活动中存在的问题。

A case of a safety review was given,which was on the incident caused by welding defects of auxiliary system pipings in a nuclear power plant.The cause of the defects,the area where exists the welds with defects,and the corrective actions were analyzed and reviewed.The problems in design,manufacture and erection of nuclear safety facilities exposed in this incident were discussed.