500kV同塔双回输电线路电磁环境的影响因素分析  

Electromagnetic Environmental Influence Factors Analysis on 500kV Double Circuit Transmission Line

作　　者：齐建召[1] 张国华[1] 

机构地区：[1]河北省电力勘测设计研究院,石家庄050031

出　　处：《河北电力技术》2011年第3期32-34,共3页Hebei Electric Power

摘　　要：介绍我国工频电磁场环境的相关规定及工频电场强度、工频磁场强度的计算公式,通过分析相序排列和对地距离等因素对500 kV同塔双回输电线路电磁环境影响的规律,得到对电磁环境影响最小的相序排列和满足环保要求的最小对地距离。This paper introduces frequency electromagnetic field environment of the relevant provisions and frequency electric field intensity and frequency magnetic field strength formula.Through the analysis of space arrangement and other factors on the distance of 500 kV Double Circuit Transmission Line with the electromagnetic environment of the law,the paper obtains the phase sequence arrangement with minimal impact on the electromagnetic environment and the minimum ground clearance meeting the environmental requirements.

关 键 词：500KV输电线路 工频电场强度 工频磁场强度 相序排列 对地距离 

分 类 号：TM726.1[电气工程—电力系统及自动化]