| 电力监控系统防越级跳闸方案的研究 |
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| 引用本文： | 曹留柱,曲德臣,李民中,王辉.电力监控系统防越级跳闸方案的研究[J].工矿自动化,2011,37(8):179-182. |
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| 作者姓名： | 曹留柱 曲德臣 李民中 王辉 |
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| 作者单位： | 河南平宝煤业有限公司,河南许昌,461714 |
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| 摘 要： | 针对单一防越级跳闸方案和地面供电系统防越级跳闸方案均不能有效解决煤矿井下越级跳闸故障的问题,提出了一种采用电力监控系统解决煤矿井下越级跳闸故障的方案;以河南平宝煤业有限公司供电网络为例,详细介绍了该方案的实现原理及具体实施情况。实际应用表明,该方案实现了上下级开关的配合,有效防止了越级跳闸故障。
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| 关 键 词： | 矿井供电 越级跳闸 电力监控 时间级差 关联延时 |
Research of Scheme of Preventing Override Trip by Use of Power Monitoring System |
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| CAO Liu-zhu,QU De-cheng,LI Min-zhong,WANG Hui.Research of Scheme of Preventing Override Trip by Use of Power Monitoring System[J].Industry and Automation,2011,37(8):179-182. |
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| Authors: | CAO Liu-zhu QU De-cheng LI Min-zhong WANG Hui |
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| Affiliation: | CAO Liu-zhu,QU De-cheng,LI Min-zhong,WANG Hui(Henan Pingbao Coal Industry Company,Xuchang 461714,China) |
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| Abstract: | In view of problem that scheme of single preventing override trip and scheme of preventing override trip of surface power system cannot solve underground override trip fault effectively,the paper proposed a scheme that using power monitoring system to solve underground override trip fault.Taking power network of Henan Pingbao Coal Industry Company as example,it introduced realizing principle and implementing situation in details.The actual application showed that the scheme can realize cooperation of upper ... |
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| Keywords: | mine power supply override trip power monitoring time difference association delay |
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