冗余光纤环网在城市轨道交通电力监控系统中的应用

Application of Redundancy Ring Fiber Optical Ethernet in PSCADA System of Urban Rail Transit

本文通过对城市轨道交通电力监控系统网络结构发展过程的简介,分析了冗余光纤环网的特点,阐述了冗余光纤环网在轨道交通电力监控系统中的通信策略实现及其对于监控系统实时性和可靠性的提升作用。

This paper introduces the development of the Power Supervisory Control And Data Acquisition System （PSCADA） ofurban rail transit, describes the characteristics of the redundancy ring fiber optic ethernet, expounds the communicationstrategy of the redundancy ring fiber optic ethernet and the promotion of the PSCADA system of urban rail transit.