2Mbit/s差动保护通道技术分析及运行可靠性提高策略

Analysis on 2 Mbit/s differential protection channel and improving its operation reliability

通过对基于2Mbit/s通道电流差动保护技术、SDH光纤自愈环保护技术以及传输时延对2Mbit/s复用保护影响等综合分析,结合2Mbit/s通道电流差动保护在运用中存在的问题,提出了提高差动保护传输通道可靠性的方法和策略。

This paper introduces the 2 Mbit/s current differential protection technology and SDH fiber self-healing ring protection technology, and analyses the effect on 2 Mbit/s multiplex protection channel caused by transmission delay. It discusses the problems in application and puts forward the measures and strategies for improving the reliability.