110kV配电系统中性点采用小电阻接地方式的探讨  

A Discussion on Low Resistance Grounding at Neutral Point in 110 kV Distribution System

作　　者：孙威 

机构地区：[1]武汉钢铁股份公司能源动力总厂,湖北武汉430071

出　　处：《冶金动力》2016年第1期1-3,9,共4页Metallurgical Power

摘　　要：阐述了110 kV配电网中性点经小电阻接地技术的应用背景,说明了武钢防城港钢铁基地110kV系统中性点接地方式的选择依据和小电阻接地系统设备选型的基本原则,探讨了采用中性点经小电阻接地方式后对供电可靠性地影响等内容。The background of application of low resistance grounding at neutral point of the 110 k V power distribution grid is presented. The selection basis for the 110 kV distribution system at Fangchenggang Steel Base of Wuhan Steel and the basic principle for equipment type selection of the small resistance system are explained. The effect of adopting neutral point low resistance grounding mode on the reliability of power supply is also discussed.

关 键 词：配电系统 中性点接地方式 小电阻接地 

分 类 号：TM862[电气工程—高电压与绝缘技术]