SDH自愈环的生存性探讨  

Study of survivability for SDH self-healing ring network

作　　者：梁芝贤 蔡敏 刘亚婴 

机构地区：[1]西安高压供电局调度通讯所,陕西西安710032 [2]陕西省石油化工学校,陕西西安710061

出　　处：《电力系统通信》2003年第2期18-21,共4页Telecommunications for Electric Power System

摘　　要：介绍了SDH自愈环的特点及环网保护机制,重点对2纤单向通道保护环及其生存性和网络互通进行了探讨,并根据电力系统通信的特点介绍了应用实例,最后对SDH自愈环及其生存性技术作了展望。The paper introduces the characteristics of selfh ea lig ring network of SDH and the protection of ring network.Primarily,the surviva bility of unidirectional path switched ring of SDH and its interworking are ana lyzed.Then,according to the communication characteristics in electric power comm unication system,introduces the application of SDH in electric power communicati on system.Finally,discusses the future development of SHAR and its survivabilit y.

关 键 词：SDH 自愈环 生存性 2纤单向通道保护环 同步数字系列 电力系统 通信 

分 类 号：TN914.332[电子电信—通信与信息系统] TM73[电子电信—信息与通信工程]