| 日月山750kV变电站断路器失灵保护的应用 |
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| 引用本文： | 刘志民,许国安,刘春海,吕成军,王昌荣,杨涛. 日月山750kV变电站断路器失灵保护的应用[J]. 青海电力, 2011, 0(Z1): 34-37 |
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| 作者姓名： | 刘志民 许国安 刘春海 吕成军 王昌荣 杨涛 |
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| 作者单位： | 青海送变电工程公司; |
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| 摘 要： | 随着电力系统网架结构不断扩大和电压等级不断升高,对继电保护全方位的功能要求越来越高,断路器失灵保护作为一种近后备保护方式得到普遍应用。断路器失灵保护的误动或拒动,造成电网破坏、大面积停电及设备损坏等事故。为提高失灵保护的正确动作率,文章结合青海日月山750 kV变电站施工现场实际情况,介绍断路器失灵保护与其它继电保护装置配合的工作原理及应用。
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| 关 键 词： | 断路器 失灵保护 跳闸开入 |
Application of Circuit Breaker Failure Protection for Riyueshan 750kV substation |
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| LIU Zhi-min,XU Guo-an,LIU Chun-hai,LUI Cheng-jun,WANG Chang-rong,YANG Tao. Application of Circuit Breaker Failure Protection for Riyueshan 750kV substation[J]. Qinghai Electric Power, 2011, 0(Z1): 34-37 |
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| Authors: | LIU Zhi-min XU Guo-an LIU Chun-hai LUI Cheng-jun WANG Chang-rong YANG Tao |
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| Affiliation: | LIU Zhi-min,XU Guo-an,LIU Chun-hai,LUI Cheng-jun,WANG Chang-rong,YANG Tao |
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| Abstract: | With expanding the power system network structure,voltage rising,a full range of functional requirements of protective relaying is more and more,circuit breaker failure protection go as a way to get close to back-up protection universal application.Malfunction or miss-operation of circuit breaker failure protection will cause network stabilization accident,large-scale blackout and equipment damage and other accidents.To improve correct action rate of failure protection,the paper introduces the working princ... |
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| Keywords: | breaker failure protection trip open |
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