换料报告审评方法及效果

Method and Effects of the Review on Refuelling Outage Report

换料报告是营运单位在换料停堆前向国家核安全局提交的综合报告，主要描述换料停堆期间将要进行的所有维修、试验、在役检查、装卸料等活动。通过对该报告的审评来验证营运单位所计划的活动是否满足核安全规范的要求及核电厂安全运行的需要。本文介绍了国家核安全局对大亚湾核电站两台机组第三次停堆换料报告审评时所采用的方法及审评中发现的问题。

Refuelling outage report (ROR) is submitted to the National Nuclear Safety Administration (NNSA) by the owner before the refuelling outage,which describes all the programmed activities related to maintenance,test,in service inspection,and refuelling etc.Through the review on the ROR,the verifies that the outage plan can meet the requirements of the nuclear safety regulation and the needs of safe operation of NPP.The paper presents the methodes used by NNSA and the problems identified during the review on the ROR of the third refuelling outage of the both units of Daya Bay NPS.