| 500kV线路光纤纵联保护应用的相关问题分析 |
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| 引用本文： | 徐向军,田桂珍.500kV线路光纤纵联保护应用的相关问题分析[J].电力系统通信,2009,30(5):59-61. |
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| 作者姓名： | 徐向军 田桂珍 |
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| 作者单位： | 1. 内蒙古超高压供电局,内蒙古,呼和浩特,010080
2. 内蒙古工业大学,内蒙古,呼和浩特010051 |
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| 摘 要： | 光纤通道作为纵联保护的通信通道，具有传输速率高、抗干扰能力强、安全可靠性高、能长期保持不间断传输信号的特点，在500kV线路保护中得到广泛应用。文章介绍了光纤纵联保护的原理、光纤通道作为保护通道的特点和继电保护装置与光纤通道的几种连接方式及各自的时钟设置。根据光纤纵联保护在内蒙古500kV电网的应用，提出了在运行维护工作中应该注意的几个问题，以提高保护的正确动作率，确保电网安全运行。
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| 关 键 词： | 继电保护 光纤通信 纵联保护 运行维护 |
Application of optical fiber pilot protection in 500 kV transmission line |
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| XU Xiang-jun,TIAN Gui-zhen.Application of optical fiber pilot protection in 500 kV transmission line[J].Telecommunications for Electric Power System,2009,30(5):59-61. |
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| Authors: | XU Xiang-jun TIAN Gui-zhen |
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| Affiliation: | 1.Inner Mongolia EHV Power Supply Bureau;Hohhot 010080;2.Inner Mongolia University of Technology;Hohhot 010051 |
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| Abstract: | Optical fiber channels is widely used as pilot protection channel in 500 kV transmission line protection because of its high transmission rate,strong anti-interference ability as well as high reliability and security.This paper introduces the principle of pilot protection,analyses the specialties of optical fiber channel while it is used as protection channel,discusses the connection mode of optical fiber channel with relay protection devices and their clock settings.Based on the application of optical fibe... |
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| Keywords: | relay protection optical fiber communications pilot protection operation and maintenance |
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