| 井下电气设备的合理、可靠接地 |
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| 引用本文： | 马永臣. 井下电气设备的合理、可靠接地[J]. 煤炭技术, 2008, 27(9) |
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| 作者姓名： | 马永臣 |
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| 作者单位： | 鸡西矿业集团公司,供电公司,黑龙江,鸡西,158100 |
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| 摘 要： | 井下低压电网常采用变压器中性点不接地后供电方式,采用电气设备外壳和电缆中地线接地极共同构成接地网。接地网是否合理、可靠,是保障电力系统安全稳定运行和人身安全的重大因素。所以选用合理、可靠的接地是十分必要的。
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| 关 键 词： | 供电 低压电网 接地 中性点 |
Underground Electrical Equipment Reasonable Choice, Grounding Need for Reliablity |
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| MA Yong-chen. Underground Electrical Equipment Reasonable Choice, Grounding Need for Reliablity[J]. Coal Technology, 2008, 27(9) |
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| Authors: | MA Yong-chen |
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| Abstract: | Low-voltage power grid often used underground transformer is not neutral ground after the power supply,use of electrical equipment and cadles in the ground shell grounding and a common ground network.Uhether ground network is a reasonable and reliable power system is the major factors for protecting the safe and stable operation and personal safety.Therefore,a reasonable choice,reliable ground is very necessary. |
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| Keywords: | power supply low-voltage power grids grounding neutral |
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