| 2M传输通道可靠性分析 |
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| 引用本文： | 张毅,陈军,余锐,杨向飞,申学军,马超.2M传输通道可靠性分析[J].电力系统通信,2010(10):30-33. |
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| 作者姓名： | 张毅 陈军 余锐 杨向飞 申学军 马超 |
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| 作者单位： | 1. 四川电力调度中心,四川,成都,610041
2. 北京畅通达通信技术有限公司,北京,100083 |
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| 摘 要： | 2M传输通道广泛应用于纵联电流差动保护系统，文章对继电保护传输通道、2M保护切换技术和设备进行研究，确定当前2M无损伤保护切换设备处理传输通道中断、告警、误码以及传输通道时延不对称等故障的主要方法，并根据模拟测试和现场试验．说明为保护通道设计的2M无损伤保护切换设备，可以提高数字通信的可靠性，同时提出2M无损伤保护切换设备处理传输通道时延的方法。
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| 关 键 词： | 电流差动保护 传输通道 通道时延 2 M保护切换 |
Reliability Analysis on 2 M Transmission Channel |
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| ZHANG Yi,CHEN Jun,YU Rui,YANG Xiang-fei,SHEN Xue-jun,MA Chao.Reliability Analysis on 2 M Transmission Channel[J].Telecommunications for Electric Power System,2010(10):30-33. |
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| Authors: | ZHANG Yi CHEN Jun YU Rui YANG Xiang-fei SHEN Xue-jun MA Chao |
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| Affiliation: | ZHANG Yi1,CHEN Jun1,YU Rui1,YANG Xiang-fei1,SHEN Xue-jun2,MA Chao2(1.Sichuan Electric Power Dispatch Center,Chengdu 610041,China,2.Beijing Changtongda Communication Technology Co.,Ltd.,Beijing 100083,China) |
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| Abstract: | 2 M transmission channels are widely used in longitudinal current differential protection system.This paper makes a study on rely protection channel,2 M hitless switching technology and equipment,introduces the solutions for channel failure,alarm,error as well as the asymmetry delay of transmission channels.Based on the simulation and on site tests,it points out that the reliability of data communication can be improved by 2 M hitless protection equipment,at the same time,the paper also proposes some effect... |
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| Keywords: | current differential protection relay protection channel channel delay 2 M hitless switch |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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