停堆断路器UVR回路压降过大问题分析  

Analysis of Excessive Voltage Drop in UVR Circuit of Reactor Trip System

作　　者：张能杰 ZHANG Nengjie(Sanmen Nuclear Power Co.,Ltd.,Taizhou 317100,China)

机构地区：[1]三门核电有限公司,浙江台州317100

出　　处：《电工技术》2018年第2期97-98,共2页Electric Engineering

摘　　要：三门核电有限公司多次出现低电压继电器(UVR)未可靠吸合导致停堆断路器(RTS)无法合闸的故障。本文针对故障进行分析,找出故障原因是UVR回路压降过大,并提出处理方法。The under-voltage relay(UVR)is not reliable to pull many times,causing the reactor trip switchgear(RTS)not to close the fault in Sanmen nuclear power Co.,Ltd.The fault is analyzed.Also,the cause of the fault that is the excessive pressure drop of the UVR circuit is found out.Finally,the method of treatment is put forward.

关 键 词：RTS UVR 压降 线阻 

分 类 号：TM561[电气工程—电器]