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变电站刀闸操作产生电磁干扰及对保护影响的测量 被引量:4

Measurement of electromagnetic interference and its effect on protection caused by switchgear operation in substation
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摘要 该文对运行中500 kV变电站隔离刀闸操作过程中产生的电磁干扰及其对二次回路、保护影响进行了现场测量。本次测量使用数字存储示波器对干扰进行了记录。测量项目包括隔离刀闸切合母线在二次回路上产生电磁干扰的实际水平、特点等。对测量数据进行分析获得了电磁干扰的一些重要特征。为变电站电磁干扰分析以及保护防护研究提供了一些有意义的数据。 This paper made on-site measurement to the electromagnetic interference and its effect on secondary circuits and protection in substation.The measurement made a record to the interference using advanced digital storage oscilloscopes.The measurement included true standard、characteristics of electromagnetic interference on secondary equipments caused by switchgear switching on/off bus line.Through analysis to the datum,it acquired some important characteristics of the electromagnetic interference and supplied...
作者 王勇 陈禾
出处 《继电器》 CSCD 北大核心 2007年第S1期149-153,共5页 Relay
关键词 电磁干扰 防护研究 干扰机理 electromagnetic interference protection research interference theory
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