| 总线式MOA阻性电流在线监测系统 |
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| 引用本文： | 王永强,李和明,律方成.总线式MOA阻性电流在线监测系统[J].电测与仪表,2009,46(1). |
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| 作者姓名： | 王永强 李和明 律方成 |
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| 作者单位： | 华北电力大学,电力工程系,河北,保定,071003 |
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| 摘 要： | 氧化锌避雷器(MOA)是电力系统中的重要设备,有必要进行在线监测.监测流过MOA的阻性电流可以及时的发现其老化或劣化现象.本文阐述了总线式MOA阻性电流在线监测原理,提出了多下位机同步采样控制方法.基于这些原理方法,开发了一套MOA阻性电流在线监测系统,现场运行情况良好,验证了该方法的有效性.
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| 关 键 词： | 氧化锌避雷器 阻性电流 在线监测 总线 |
Bus Model On-line Resistive Leakage Current Monitoring System of MOA |
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| WANG Yong-qiang,LI He-ming,LV Fang-cheng.Bus Model On-line Resistive Leakage Current Monitoring System of MOA[J].Electrical Measurement & Instrumentation,2009,46(1). |
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| Authors: | WANG Yong-qiang LI He-ming LV Fang-cheng |
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| Affiliation: | WANG Yong-qiang,LI He-ming,LV Fang-cheng(Department of Electrical Engineering,North China Electric Power University,Baoding 071003,Hebei,China) |
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| Abstract: | Metal Oxide Surge Arrester(MOA)is very important in our power system.Therefore,on-line monitoring of power equipments becomes necessary.Fault and aging of MOA can be found timely through on-line resistive leakage current monitoring system.In this paper,we not only introduce the principle of on-line resistive leakage current monitoring system of MOA,but also the principle of synchronous sampling.Based on these methods,a bus model on-line resistive current monitoring system of MOA is developed,and it has alre... |
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| Keywords: | metal oxide surge arrest resistive leakage current on-line monitoring bus |
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