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中性点不接地变压器零序电压保护整定
引用本文:张宇东. 中性点不接地变压器零序电压保护整定[J]. 广东输电与变电技术, 2005, 0(6): 45-46
作者姓名:张宇东
作者单位:广东电网公司中山供电局
摘    要:本文通过对110kV线路单相接地情况下中性点不接地变压器零序电压的分析,提出了中性点不接地变压器零序电压保护整定方法。

关 键 词:中性点不接地  零序电压保护  整定

Disposition to the Nought Ordinal Voltage Protection of Transformer''''s Neutral Point without Earthing
Zhang Yudong. Disposition to the Nought Ordinal Voltage Protection of Transformer''''s Neutral Point without Earthing[J]. Guangdong Power Transmission Technology, 2005, 0(6): 45-46
Authors:Zhang Yudong
Affiliation:Guangdong Power Grid Corporation Zhongshan Power Supply Branch Zhang Yudong
Abstract:The nought ordinal voltage of transformer's neutral point without earthing when one phase of a 110kV power line grounding is analyzed in the paper.A method of disposition to the nought ordinal voltage protection of transformer's neutral point without earthing is pointed out.
Keywords:Neutral point without earthing Nought ordinal voltage protection Disposition  
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