| 煤矿井下供电电压升级改造 |
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| 引用本文： | 施生才.煤矿井下供电电压升级改造[J].煤炭技术,2008,27(5):32-34. |
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| 作者姓名： | 施生才 |
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| 作者单位： | 福建省永安煤业有限责任公司,京东煤矿,福建,大田,366102 |
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| 摘 要： | 分析了矿井电压过低造成设备起动困难甚至不能起动,有时还会发生运行中的设备启动装置欠电压跳闸等危害,介绍了柯坑矿将原有380 V电压等级供电改造为660 V电压等级供电改造技术方案。提出采用660 V电压供电比380 V电压供电具有节约能源、减少初期投资、提高供电的安全性和可靠性的优点,可广泛地推广应用。
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| 关 键 词： | 低电压 供电系统 改造 经济效益 |
| 文章编号： | 1008-8725(2008)05-0032-03 |
| 修稿时间： | 2008年1月7日 |
Transform and Upgrade of Under Coal Mine Power Supply Voltage |
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| SHI Sheng-cai.Transform and Upgrade of Under Coal Mine Power Supply Voltage[J].Coal Technology,2008,27(5):32-34. |
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| Authors: | SHI Sheng-cai |
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| Abstract: | The article mainly analyzes the hazards that caused by equipments in coal mines which started in low voltage.Low voltage makes the equipments hard to start and even causes under voltage trip during the equipments are running.The article also introduces the proposal that change the 380v power supply into 660v power supply in kekeng.The advantages are obvious in this way.It can save energy,reduce initial investment,improve the safety and reliability during the power supply and so on.It is worth a widely application. |
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| Keywords: | low voltage power supply systen transform economic efficiency |
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