| 500kV变电站3／2接线的保护死区分析 |
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| 引用本文： | 沈命艳.500kV变电站3／2接线的保护死区分析[J].贵州电力技术,2011(1):66-68. |
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| 作者姓名： | 沈命艳 |
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| 作者单位： | 六盘水供电局,贵州六盘水553001 |
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| 摘 要： | 详细分析了500kV变电站3／2断路器接线的保护死区及死区故障时的保护动作情况，深入解析了贵州电网内利用断路器失灵保护快速切除死区故障的原因及其不足，并提出了解决的方案以供讨论。
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| 关 键 词： | 3／2接线保护死区失灵保护 |
The analysis of the 3/2 connection dead zone protection on the 500kV substation |
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| Shen Mingyan.The analysis of the 3/2 connection dead zone protection on the 500kV substation[J].Guizhou Electric Power Technology,2011(1):66-68. |
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| Authors: | Shen Mingyan |
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| Affiliation: | Shen Mingyan (Liupanshui Power Supply Bureau, ,Liupanshui 553001 Guizhou China) |
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| Abstract: | The paper analyzes the 500kV substation 3/2 breaker protection and dead -dead -fault protection action case and deeply ana- lyzes the disadvantage and reason of the eircuit breaker failure protection using rapid removal of the causes of dead and inadequate in Guizhou Power Grid and finally proposes solution to the problem for discussion. |
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| Keywords: | 3/2 connection dead zone protection failure protection |
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