| 基于PLC的矿用低压无功自动补偿控制器 |
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| 引用本文： | 王彦文,史金春,白树斌,王淮海. 基于PLC的矿用低压无功自动补偿控制器[J]. 煤矿安全, 2012, 43(11): 113-115 |
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| 作者姓名： | 王彦文 史金春 白树斌 王淮海 |
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| 作者单位： | 中国矿业大学（北京）机电与信息工程学院,北京,100083 |
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| 摘 要： | 介绍了一种基于PLC及三相交流电参数采集模块的无功自动补偿控制器,它能够根据移动变电站低压系统的实际负荷状况,自动投切电容器组,可以有效地提高功率因数;该装置具有过流、过载、三相不平衡等保护功能,除保护电容器外,还可作为移动变电站低压保护的补充。
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| 关 键 词： | PLC 无功补偿 继电保护 |
Mine-used Low Voltage Reactive Automatic Compensating Controller Based on PLC |
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| WANG Yan-wen,SHI Jin-chun,BAI Shu-bin,WANG Huai-hai. Mine-used Low Voltage Reactive Automatic Compensating Controller Based on PLC[J]. Safety in Coal Mines, 2012, 43(11): 113-115 |
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| Authors: | WANG Yan-wen SHI Jin-chun BAI Shu-bin WANG Huai-hai |
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| Affiliation: | (School of Mechanical Electronic and Information Engineering,China University of Mining and Technology,Beijing 100083,China) |
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| Abstract: | This paper introduces a kind of reactive automatic compensating controller based on PLC and three-phase AC parameter acquisition module.This controller can automatically switch the capacitors banks according to the actual load conditions of mobile substation low voltage system,it can improve the power factor effectively.This device has many protection functions such as the over-current,overload and unbalanced three-phase.In addition to protective capacitor,it also can be used as supplement of mobile substation low voltage protection. |
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| Keywords: | PLC reactive compensation relay protection |
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