| 一种高压输电线路的序分量选相方法研究 |
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| 引用本文： | 张泽.一种高压输电线路的序分量选相方法研究[J].电力科学与工程,2009,25(10). |
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| 作者姓名： | 张泽 |
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| 作者单位： | 广东省汕头市潮阳电力工业局,广东,汕头,515100 |
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| 摘 要： | 针对传统方法在两相接地故障时由于过渡电阻的影响会出现超越规定相区的问题,提出了基于序分量的相区划分方法,仅仅利用电流故障分量采区分同相区内两种故障,解决了两相大电阻接地故障时传统判别方法灵敏度不足的问题,并且提高了选相的性能和速度.
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| 关 键 词： | 高压输电 故障选相 序分量选相 |
The Study on Sequence Component in High Voltage Transmission |
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| Zhang Ze.The Study on Sequence Component in High Voltage Transmission[J].Power Science and Engineering,2009,25(10). |
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| Authors: | Zhang Ze |
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| Affiliation: | Zhang Ze(Electricity Management Department,Guangdong Shantou Chaoyang Power Industrial Bureau,Shantou 515100,China) |
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| Abstract: | It has great significance for safety and economic operation of power system,that researching on phaseselecting method for high-voltage power grid transmission line.This paper puts forwards phase-division method based on sequence quantities,considering the positive and negative sequence phase-comparing components and the problem of surpassing normal phase area due to the impact of the transition in the traditional two-phase ground fault.Current components are used to identify two different failures,the new m... |
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| Keywords: | high-voltage transmission fault-phase select sequence component phase-selecting |
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