| 750kV输电线路单相重合闸仿真研究 |
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| 引用本文： | 黄绍平,金国彬,李玲.750kV输电线路单相重合闸仿真研究[J].湖南工程学院学报(自然科学版),2010,20(2). |
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| 作者姓名： | 黄绍平 金国彬 李玲 |
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| 作者单位： | 湖南工程学院,电气信息学院,湘潭411101 |
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| 基金项目： | 湖南省自然科学基金资助项目 |
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| 摘 要： | 对超高压输电线路单相接地故障切除后的潜供电流进行了分析,建立了带并联电抗器的超高压输电线路单相重合闸动作的基于MATLAB的仿真模型,提出了一种新的并联电抗器中性点电抗取值的计算方法以及潜供电流电弧模型.对750 kV输电网络单相接地故障和单相重合闸动作进行了实例仿真计算.仿真结果表明,并联电抗器中性点小电抗的取值是合适的.
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| 关 键 词： | 超高压输电线路 单相重合闸 潜供电流 仿真模型 |
Simulating Research on Single-phase Reclosure of 750kV Transmission Line |
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| HUANG Shao-ping,JIN Guo-bin,LI Ling.Simulating Research on Single-phase Reclosure of 750kV Transmission Line[J].Journal of Hunan Institute of Engineering(Natural Science Edition),2010,20(2). |
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| Authors: | HUANG Shao-ping JIN Guo-bin LI Ling |
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| Institution: | HUANG Shao-ping,JIN Guo-bin,LI Ling(Colloge.of Elect.and Information Eng.,Hunan Institute of Engineering,Xiang'tan 411101,China) |
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| Abstract: | This paper analyses potential current of extra-high voltage transmission line after a phase-to-ground fault is tripped.A simulating model based on MATLAB of single-phase reclosure for extra-high voltage transmission line with shunt reactors is established.A new calculating method about the neural inductance of shunt reactors and potential current arc model is proposed.A simulating and computational example about a phase-to-ground fault and single-phase reclosure of 750 kV transmission system is presented.Th... |
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| Keywords: | extra-high voltage transmission line single-phase reclosure potential current simulation model |
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