Development in Researches on Reradiation Interference from UHV Power Lines

查看全文 作　　者：TANG [1,3]Bo;ZHAO [2]Zhibin;ZHANG [3]Jiangong;LIU [3]Xingfa;CHEN [1]Bin

机构地区：[1]College of Electronic Engineering & New Energy, China Three Gorges University, Yichang 443002, China;[2]College of Electricial and Electronic, North China Electric Power University, Baoding 071003, China;[3]China Electric Power Research Institute, Wuhan 430074, China)

出　　处：《高电压技术》索引2013年第39卷第10期,共11页

基　　金：Project supported by National Natural Science Foundation of China (51307098), Hubei Provincial Natural Science Foundation of China (2012FFB03701). 摘　　要：Reradiation interference(RRI) from ultra high voltage(UHV) power lines has become a hotspot for researches in electromagnetic(EM) interference between UHV power grids and adjacent radio stations.The mechanism of RRI,numerical simulations,methods of protecting distance calculation,and resonance characteristics of RRI are reviewed in this paper using results of works reported by IEEE and Chinese publications.We conclude in this review that RRI at short and medium wavelengths can be simulated using method of moment(MoM) and two commonly used models,the wire model and the surface model,which have different applicable conditions.We indicate that the accurate simulation of RRI at higher frequencies using uniform geometrical theory of diffraction is still beyond our capability because it requires studies of the relative simulation methods.We also suggest that further researches of the mechanism of RRI and the prediction of resonance frequencies above 1.7 MHz are necessary for dealing with the interference between the existing power lines and radio stations because resonance frequencies proposed by IEEE are less than 1.7 MHz. 关键词：特高压输电线路辐射干扰数值模拟共振频率电力线路 IEEE 共振特性表面模型

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Development in Researches on Reradiation Interference from UHV Power Lines

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