| 无触点开关在煤矿提升机电控系统改造中的应用 |
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| 引用本文： | 谭兴国. 无触点开关在煤矿提升机电控系统改造中的应用[J]. 电气开关, 2007, 45(5): 44-45 |
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| 作者姓名： | 谭兴国 |
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| 作者单位： | 河南理工大学电气学院,河南,焦作,454003 |
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| 摘 要： | 平煤五矿原电控系统采用继电器-接触器切换转子电阻方式调速,控制方式落后.采用无触点开关方式进行改造,重点分析了无触点开关的工作原理,给出了一种新的触发电路.
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| 关 键 词： | 无触点开关 电控系统 改造 |
| 文章编号： | 1004-289X（2007）05-0044-02 |
| 修稿时间： | 2007-05-18 |
Application of a Non-contact Switch on the Electrical Control System of the Hoister in Coal Mine |
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| TAN Xing-guo. Application of a Non-contact Switch on the Electrical Control System of the Hoister in Coal Mine[J]. Electric Switchgear, 2007, 45(5): 44-45 |
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| Authors: | TAN Xing-guo |
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| Affiliation: | Electrical Engineering College;Henan College of Science and Engineering;Jiaozuo 454003;China |
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| Abstract: | A relay-contactor way is used to switchover rotor resistance for speed-regulating in the old electrical-control system of Pingmei Fifth mine,this method is out of date,we used non-contact switch to replace it,the principle is introduced in detail,and a new trigging circuit is also introduced. |
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| Keywords: | non-contact switch electrical control system improvement |
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