| 外延接地在变电站降阻改造中的应用 |
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| 作者单位： | 长沙理工大学电气与信息工程学院 湖南长沙410076(李超，李景禄，陶蓉)，福建省电力有限公司基建部 福建福州350003(林冶) |
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| 摘 要： | 针对变电站接地降阻改造中采用的外延法进行分析,给出外延地网区域的选择和安全校核方法,认为外延法的优点是原理简单、施工方便、工程造价较低;缺点是占用发电厂或变电站外较大规模的土地资源.
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| 关 键 词： | 变电站 发电厂 降阻 外延接地法 |
Extension grounding application in substations' resistance-reducing |
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| LI Chao,LI Jing-lu,LIN Ye,TAO Rong. Extension grounding application in substations' resistance-reducing[J]. Journal of Changsha University of Electric Power(Natural Science Edition), 2008, 0(1) |
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| Authors: | LI Chao LI Jing-lu LIN Ye TAO Rong |
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| Affiliation: | LI Chao1,LI Jing-lu1,LIN Ye2,TAO Rong1 |
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| Abstract: | The extension grounding method for substations' resistance-reducing is analyzed in the paper.The selection of extension grounding area and safety verified methods are presented.The merit of the extension grounding is simple principle,convenient construction and low cost;the demerit is large land area occupation out the power plant or substation. |
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| Keywords: | substation power plant resistance-reducing extension grounding method |
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