厂用电快切系统在VVER型核电机组中的应用和改进  

Application and Improvement of Auxiliary Power Quick Switching System in VVER Nuclear Power Plant

作　　者：刘宇 程凯 LIU Yu;CHENG Kai(Jiangsu Nuclear Power Co.,Ltd.,Lianyungang 222000,China)

机构地区：[1]江苏核电有限公司,江苏连云港222000

出　　处：《电工技术》2022年第11期168-170,177,共4页Electric Engineering

摘　　要：介绍了田湾二期工程厂用电切换试验中快切装置动作情况和低电压保护与快切装置之间的配置关系,针对一次厂用电切换不成功情况提出了对原有设计的改进思路。The action of fast switching device and the configuration relationship between low voltage protection and fast switching device in the auxiliary power switching test of Tianwan phase II project are introduced.In view of the unsuccessful switching of primary auxiliary power,the improvement idea of the original design is put forward.

关 键 词：快切装置 母线低电压保护 柴油发电机 改进 

分 类 号：TM623[电气工程—电力系统及自动化]