摘要
3/2接线以其供电可靠性高等诸多优点被广泛应用于500 kV及特高压系统中。文章分析了3/2接线的运行特点,介绍了保护用电流互感器的选择方法,并结合标准及国网规范分析了N站整改的原因,提出了保护用电流互感器的典型配置,供工程设计参考。
3/2 wiring is widely used in 500 kV and UHV system with its advantages of high power supply reliability.This paper analyzes the operation characteristics of 3/2 wiring,introduces the selection method of current transformer for protection,and analyzes the rectification of N station combined with the standard and state grid specifications,and proposes the typical configuration of current transformer for protection for reference in engineering design.
出处
《电力系统装备》
2022年第6期52-54,共3页
Electric Power System Equipment
