3号和4号机组6.3 kV厂用电切换装置应用分析  

Application Analysis of 6.3 kV Auxiliary Power Switching Device for Units 3 and 4

作　　者：段野[1] DUAN Ye(Jiangsu Nuclear Power Co.,Ltd.,China National Nuclear Power Co.,Ltd.,Lianyungang 222000,Jiangsu,China)

机构地区：[1]中国核电江苏核电有限公司,江苏连云港222000

出　　处：《能源与节能》2020年第10期181-183,共3页Energy and Energy Conservation

摘　　要：简述了田湾核电站3,4号机组厂用电系统正常工作母线接线形式,厂用电切换装置在田湾核电站3,4号机组中的作用与厂用电切换装置在田湾核电站3,4号机组中的配置情况。分析了厂用电切换装置的启动方式、切换方式、实现方式及切换的条件,并分析了厂用电装置切换前的减载过程。分析了田湾核电站3,4号机组厂用电切换装置的实际应用,并分析了3,4号机组厂用电切换装置与1,2号机组厂用电切换装置的差异。This paper briefly described the normal working bus connection form of the auxiliary power system of Units 3 and 4 of Tianwan Nuclear Power Station,the role of auxiliary power switching device and the configuration of auxiliary power switching device in Units 3 and 4 of Tianwan Nuclear Power Station.The startup mode,switching mode,realization mode and switching conditions of the auxiliary power switching device were analyzed,and the load shedding process before the switching of the auxiliary power device was analyzed.The actual application of the auxiliary power switching devices for Units 3 and 4 of Tianwan Nuclear Power Station was analyzed,and the difference between the auxiliary power switching devices for Units 3 and 4 and the power switching devices for Units 1 and 2 was analyzed.

关 键 词：核电站 机组 厂用电切换 手动切换 故障切换 

分 类 号：TM762[电气工程—电力系统及自动化]