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变配电室双电源接地系统和杂散电流分析

Author(s)：
刘博伦

Publication Title：

Wen Yuan (High School Edition) 2020 No.03

Affiliations：
沧州经济开发区建设投资有限公司

Abstract：
中性点不接地系统是小电流接地系统中一种常见的中性点运行方式，多用于35kV及以下电压等级的配电网中。中性点不接地系统在实际运行中由于馈线数量多、地理环境复杂，其故障发生概率远远大于110kV及以上电压等级的中性点直接接地系统，又因为中性点不接地系统所处的配电网网架结构与主网对比相对薄弱，当馈线发生故障导致开关跳闸时，大概率会损失部分负荷影响电网经济运行，因此研究分析中性点不接地系统短路故障对实际配电网的安全稳定运行具有重要意义。

Keywords：
配电室；变压器；多电源系统；接地

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[1] 刘博伦.变配电室双电源接地系统和杂散电流分析[J].Wen Yuan (High School Edition),2020(03),.

文渊(高中版)

Wen Yuan (High School Edition)

Language: 中文

CN：11-9276/G

ISSN：2096-6288

Publication Frequency: 月刊

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