福清核电M310机组蒸汽发生器传热管在役检查分析

Analysis of in Service Inspection of Steam Generator Heat Transfer Tube of M310 Unit in Fuqing Nuclear Power Plant

核电厂运行期间,对蒸汽发生器传热管进行检查,找出结构可能产生的损伤,判断安全状态,确认是否应采取补救措施,是保证核电厂安全运行必须采取的措施。根据蒸汽发生器传热管的降质机理和福清核电在役检查依据的上游法规,分析了福清核电M310机组蒸汽发生器传热管在役检查的方式。

During the operation of the nuclear power plant,it is necessary to check the heat transfer tube of the steam generator,find out the possible damage of the structure,judge the safety state,and confirm whether remedial measures should be taken to ensure the safe operation of the nuclear power plant.According to the degradation mechanism of heat transfer tubes of steam generator and the upstream regulations of in-service inspection of Fuqing nuclear power plant,the inspection methods of in-service inspection of heat transfer tubes of steam generator of M310 unit of Fuqing nuclear power plante are analyzed.