某核电站消防水系统主隔离阀故障原因分析及检修方案  

Research on internal leakage maintenance scheme of the JPU isolation valve of some nuclear power station

作　　者：王远国 李云臣[1] 李旺 刘杰 曹洋 WANG Yuanguo;LI Yunchen;LI Wang;LIU Jie;CAO Yang(Daya Bay Nuclear Power Operations&Management Co.,Ltd.,Shenzhen 518124,China)

机构地区：[1]大亚湾核电运营管理有限责任公司,深圳518124

出　　处：《给水排水》2021年第2期110-114,共5页Water & Wastewater Engineering

摘　　要：根据某核电站一期厂区消防水分配系统管网主隔离阀解体检修遇到的问题,结合厂区消防水分配系统的设计原理,分析核电站常用蝶阀失效内漏的原因,提出解决问题的方案,为核电站厂区消防水分配系统长期可靠运行提供应对策略。According to the problems encountered in the dismantling and overhaul of the site fire fighting water distribution system of the nuclear power station(Ⅰ),combined with the design principle of the site fire fighting water distribution system in the station area,the reasons for the failure of the butterfly valves commonly used in nuclear power station were analyzed,and the solution to the problem was provide long-term and reliable operation of the site fire fighting water distribution system in the nuclear power station area.

关 键 词：核电站 消防水系统 蝶阀 内漏 全停检修 加压排水 

分 类 号：TH17[机械工程—机械制造及自动化]