SDH光纤环网传输节点数、时延及保护方式研究  

Study on Transmission Nodes Number,Time Delay and Protection Mode of SDH Optical Fiber

作　　者：王华[1] 肖兵[1] 赵育良[1] 

机构地区：[1]青海省电力公司信息通信管理中心,青海西宁810008

出　　处：《青海电力》2009年第3期7-10,共4页Qinghai Electric Power

摘　　要：介绍了SDH自愈环的节点数、时延、保护方式之间的关系。重点就保护方式、时延、节点数对电力系统传输重要信息的要求作了重要讨论,并根据青海电力系统通信应用实例进行分析,最后对SDH自愈环及其生存性技术在青海电力的应用作了展望。The paper introduces the relationship between nodes number, time delay and protection mode of SDH self -healing ring, and makes a detailed discussion on power system important information transmission requirement on the above -mentioned three aspects, then makes analysis based on the application in Qinghai electric power system communication. Finally, the paper makes prospect on the application of SDH self- healing ring and its survivability technology in Qinghai electric power system.

关 键 词：网络生存性 SDH自愈环 倒换时间 保护方式 时延 电力通信网 

分 类 号：TN914.33[电子电信—通信与信息系统]