浅谈光纤通信在电力系统继电保护中的应用

Application of Optical Cables in Power System Relay Protection

对光纤通信系统和继电保护的基本工作原理和特点进行了介绍,探讨了目前光纤通信在电力系统继电保护中的应用和主要特点,提出了PCM的通道保护传输方式,讨论了光纤通信复用保护在实际应用中可能遇到的问题及其解决办法。

This paper introduces the fundamental working principle and features of fiber optic communications relay protection, discusses the applications and principl features of fiber optic communications in power system relay protection at present, proposes PCM＇s transmission mode with channel protection. And it discusses some problems of fiber optic telecommunication daplex protection that will come across in practical application.