摘要
通过分析目前铁路自动化系统存在的问题,介绍了广域保护的概念、功能、系统结构和应用,牵引供电系统中广域保护系统按就地、站域、广域层次化设计,提升了系统保护控制的可靠性和供电设备的安全性。
By analyzing the problems existed in railway automation system at present,the paper introduces the concepts,functions,system structure and application of wide area protection,the hierarchical design in terms of local domain,station domain and wide area domain made for wide area protection system for traction power supply improves the reliability of system protection control and safety of power supply equipment.
作者
刘贺江
董翠霞
LIU Hejiang;DONG Cuixia
出处
《电气化铁道》
2019年第5期24-26,31,共4页
Electric Railway
关键词
广域保护
牵引供电系统
层次化
Wide area domain protection
traction power supply system
hierarchical
