新型分数阶滤波抗干扰SF_(6)密度继电器的研究与实现  

Research and Implementation of a New SF_(6) Gas Density Relay Based on Fractional Order Filtering

作　　者：刘畅 郭帅 李光 胡嘉祥 LIU Chang;GUO Shuai;LI Guang;HU Jiaxiang(State Grid Hebei Extra High Voltage Company,Shijiazhuang050051,China)

机构地区：[1]国网河北省电力有限公司超高压分公司,河北石家庄050051

出　　处：《河北电力技术》2022年第1期45-48,共4页Hebei Electric Power

摘　　要：本文介绍了SF_(6)密度继电器的发展现状及基本原理,根据500kV变电站现场实际情况提出了远传式SF_(6)密度继电器存在的问题。以分数阶滤波系统为基础,提出了一种新型抗干扰SF_(6)气体密度继电器,并通过现场试验验证了该设备的可靠性。This paper introduces the development status and basic principle of SF_(6) gas density relay, and puts forward the existing problems of remote SF_(6) density relay according to the actual situation in 500 kV substation.Based on the fractional filtering system, a new anti-interference SF_(6) gas density relay is proposed, and the reliability of the equipment is verified by field test.

关 键 词：分数阶滤波系统 抗干扰 SF_(6)密度继电器 

分 类 号：TM51[电气工程—电器]