核电厂商品级物项适用性确认浅论及实践

Discussion and Practice of Applicability Confirmation of Commercial Grade Items in Nuclear Power Plants

核电厂运营阶段商品级设备或零部件的停产淘汰,核安全相关的属性对此类备件的替代方案评估带来困难,论文对商品级物项的适用性确认方法进行阐述,并对核电厂常用的备件品类继电器进行实践评估。

During the operation stage of nuclear power plant,commercial grade equipment or spare parts are shut down,and related attributes of nuclear safety bring difficulties to the evaluation of alternatives to such spare parts.This paper elaborates on the applicability confirmation method of commercial grade items,and carries out practical evaluation on the relay of spare parts commonly used in nuclear power plant.