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毫米波降雨的衰减问题研究

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摘要 在分析雨滴的尺寸和外形、雨滴的介电特性基础上,提出基于ITU-R建立的雨衰减预报模型,对降雨衰减进行了计算和分析。100GHz以下的毫米波降雨衰减,则降雨衰减与降雨率、频率有强的关系,降雨率越大,频率越高,降雨衰减越大;不同极化下毫米波降雨衰减随降雨率变化关系,可得垂直极化衰减率较小,其次是圆极化,最大的是水平极化。
作者 白继玲
出处 《山东农业工程学院学报》 2014年第3期34-36,共3页 The Journal of Shandong Agriculture and Engineering University
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