[1]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,2013,15(10):80.
[J].Popular Science & Technology,2013,15(10):80.
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某地区电网 10kV 配电系统励磁涌流 问题分析及解决方案()
《大众科技》[ISSN:1008-1151/CN:45-1235/N]
- 卷:
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第15卷
- 期数:
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2013年10期
- 页码:
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80
- 栏目:
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电力与机械
- 出版日期:
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2013-11-29
文章信息/Info
- 作者:
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凌小霁
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(南宁市节能监察中心,广西 南宁 530021)
- 文献标志码:
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A
- 摘要:
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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。 【关键词】配电系统;励磁涌流;分析;保护误动;解决方案 【中图分类号】TM7 【文献标识码】A 【文章编号】1008-1151(2013)10-0080-02 Analysis and solution of the inrush current problem of a regional power grid 10kV power distribution system
Abstract: In this paper analyzed two current protection device misoperation accidents caused by the magnetizing inrush current of distribution transformers on 10kV distribution system of a regional grid , and according to 10kV 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. Key words: distribution system; magnetizing inrush current; analyze; misoperation; relay protection program
更新日期/Last Update:
2014-03-18