3/2接线变电站的集中式保护装置  

Centralized Protection Device of 3/2 Connection Mode Substation

作　　者：赵剑松 李宝伟[1] 李旭[1] 闫志辉[1] 邓茂军[1] ZHAO Jiansong;LI Baowei;LI Xu;YAN Zhihui;DENG Maojun(XJ Group Corporation,Xuchang 461000,China)

机构地区：[1]许继集团有限公司,河南许昌461000

出　　处：《电工技术》2020年第13期88-90,93,共4页Electric Engineering

基　　金：国家电网有限公司总部科技项目资助(编号521104180017)“就地化保护构建方案及关键技术研究”;中原科技创新领军人才(编号204200510007)。

摘　　要：介绍了集中式保护的硬件系统构成、软件系统设计及保护功能实现。根据提出的集中式设计方案进行了动模系统仿真,验证了3/2集中式保护方案的可行性。所有模拟量、开入开出信号均通过千兆口组网方式进行传输,采用多间隔的信息,提高了保护性能,更能适应电网的不同运行方式,降低了变电站的运行成本。The hardware system structure,software system design and realization of protection function of centralized protection device were introduced.According to the proposed centralized design scheme,the dynamic model system simulation was carried out,which verified the feasibility of the 3/2 centralized protection scheme.All analog signals and input and output signals were transmitted through Gigabit port networking.The multi interval information improved the protection performance,adapted to different operation modes of power grid,and reduced the operation cost of substation.

关 键 词：智能电网 3/2接线 集中式保护 组网 

分 类 号：TM774[电气工程—电力系统及自动化]