| 超高压可控电抗器抑制潜供电流研究 |
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| 引用本文： | 姚尧,阮羚,沈煜.超高压可控电抗器抑制潜供电流研究[J].高压电器,2009,45(2). |
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| 作者姓名： | 姚尧 阮羚 沈煜 |
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| 作者单位： | 湖北省电力试验研究院,湖北,武汉,430077 |
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| 摘 要： | 笔者阐述了抑制潜供电流的意义和国内外的研究现状。针对潜供电流产生的机理及抑制措施进行了详细分析,介绍了可控电抗器的结构和基本工作原理,列出了四射线补偿方法下并联电抗器中性点小电抗器的计算公式,并建立了三峡右岸-江陵500 kV输电线路和可控电抗器模型,仿真研究了用可控电抗器取代常规并联电抗器后抑制潜供电流的效果。仿真结果表明,超高压可控电抗器能有效地抑制潜供电流。
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| 关 键 词： | 可控电抗器 超高压输电线路 潜供电流 单相自动重合闸 中性点小电抗 |
EHV Controllable Reactor for Suppressing Secondary Arc Current |
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| YAO Yao,RUAN Ling,SHEN Yu.EHV Controllable Reactor for Suppressing Secondary Arc Current[J].High Voltage Apparatus,2009,45(2). |
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| Authors: | YAO Yao RUAN Ling SHEN Yu |
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| Affiliation: | Hubei Electric Power Testing & Research Institute;Wuhan 430077;China |
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| Abstract: | The current research of suppressing secondary arc current in the world is introduced.The mechanism of secondary arc current and the suppression methods are analyzed.The structure and fundamental principle of extra-high voltage controllable reactor are also analyzed.According to the four-radial compensation method of shunt reactors,the formulae for selecting neutral grounding reactor are listed.Based on the electromagnetic transient program(EMTP),simulation models of EHV controllable reactor and 500 kV trans... |
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| Keywords: | controllable reactor extra-high voltage(EHV) transmission line secondary arc current single-phase auto-reclosing neutral grounding reactor |
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