小电阻接地对低压电网安全性能的影响及对策

应敏华; 程乃蕾

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上海电力大学学报:2001,17(1):8-14

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小电阻接地对低压电网安全性能的影响及对策

应敏华¹, 程乃蕾²

(1.上海电力学院成人教育学院, 上海 200433;2.上海电力学院电力工程系, 上海 200090)

Impact of Small Resistance Earthing in Disturbance to Safety of LV Network and Measures

YING Min-hua¹, CHENG Ai-lei²

(1.Institute of adult education, Shanghai University of Electric Power, Shanghai 200090, China;2.Department of Electric Power Engineering, Shanghai University of Electric Power, Shanghai 200090, China)

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投稿时间：2003-03-06

中文摘要: 在分析10kV系统中性点采用经小电阻接地后,对照IEC标准,针对低压电网中的TN系统TT系统和IT系统的安全性能的影响,提出了总等电位连接或10kV接地系统与低压接地系统分成两个接地网等安全措施.

中文关键词: 配电网中性点小电阻接地接触电压接地电流总等电位连接

Abstract:This paper analyzes the safety of LV network of TN system, TT system and IT system when the neutral point of 10kV network adopts small resistanc earthing. Comparing with IEC standard and taking the situation of the power system and the consumer into account, it points out some measures

keywords: distribution network neutral point small resistance earthing contact voltage contact voltage whole equipotential bonding

文章编号：20010103 中图分类号： 文献标志码：

基金项目:

作者	单位
应敏华	上海电力学院成人教育学院, 上海 200433
程乃蕾	上海电力学院电力工程系, 上海 200090

Author Name	Affiliation
YING Min-hua	Institute of adult education, Shanghai University of Electric Power, Shanghai 200090, China
CHENG Ai-lei	Department of Electric Power Engineering, Shanghai University of Electric Power, Shanghai 200090, China

引用文本：
应敏华,程乃蕾.小电阻接地对低压电网安全性能的影响及对策[J].上海电力大学学报,2001,17(1):8-14.
YING Min-hua,CHENG Ai-lei.Impact of Small Resistance Earthing in Disturbance to Safety of LV Network and Measures[J].Journal of Shanghai University of Electric Power,2001,17(1):8-14.