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地面660V供电系统变压器中性点运行方式选择分析
引用本文:杨丰伟. 地面660V供电系统变压器中性点运行方式选择分析[J]. 煤矿机电, 2011, 0(1)
作者姓名:杨丰伟
作者单位:中国煤炭科工集团公司,武汉设计研究院,湖北,武汉,430064
摘    要:通过对井上660 V供电系统变压器中性点各种运行方式分析比较,得出其中性点不接地运作方式,较中性点经高阻接地、消弧线圈接地及直接接地运行方式更安全、可靠的结论。

关 键 词:660V供电系统变压器  中性点  运行方式选择

Analyze the Choice of Ground 660 V Power System Transformer Neutral Point Operation Mode
YANG Feng-wei. Analyze the Choice of Ground 660 V Power System Transformer Neutral Point Operation Mode[J]. Colliery Mechanical & Electrical Technology, 2011, 0(1)
Authors:YANG Feng-wei
Affiliation:YANG Feng-wei(China Coal Technology & Engineering Group,Wuhan Design & Research Institute,Wuhan 430064,China)
Abstract:By comparison the various operation modes of ground 660 V power supply system transformer neutral point,drawing a conclusion that the ungrounded operation mode of neutral point is more safe and reliable than high resistance ground,circle around the grounding or direct ground mode.
Keywords:660 V power system transformer  neutral point  choice  
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