某地区电网10kV配电系统励磁涌流问题分析及解决方案 |
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引用本文: | 凌小霁.某地区电网10kV配电系统励磁涌流问题分析及解决方案[J].大众科技,2013(10):80-81,41. |
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作者姓名: | 凌小霁 |
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作者单位: | 南宁市节能监察中心,广西南宁530021 |
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摘 要: | 对某地区电网10kV配电系统中两起因配电变压器励磁涌流引起电流保护误动的事故进行了分析,根据10kV配电网的特点和实际运行需要,结合励磁涌流的产生原理和特点,提出了防止励磁涌流引起电流保护误动的继电保护整定方案。
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关 键 词: | 配电系统 励磁涌流 分析 保护误动 解决方案 |
Analysis and solution of the inrush current problem of a regional power grid lOkV power distribution system |
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Abstract: | In this paper analyzed two current protection device misoperation accidents caused by the magnetizing inrush current of distribution transformers on lOkV distribution system of a regional grid, and according to lOkV distribution system's characteristics and actual operating needs, combined with the principle generation and characteristics of magnetizing inrush current , proposed the relay protection tuning program of misperation caused by magnetizing inrush current of distribution transformers. |
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Keywords: | distribution system magnetizing inrush current analyze misoperation relay protection program |
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