改进类电磁机制算法的FSS优化设计FSS′s optimization design by using improved electromagnetism-like mechanism algorithm
胡晓朋,田雨波
摘要(Abstract)：
针对传统微带天线增益低的问题,利用改进的类电磁机制算法设计优化一种频率选择表面结构并加载于微带天线的辐射方向上。首先,在标准类电磁机制算法的基础上引入早熟的判断和处理机制,克服算法后期易陷入局部最优的缺陷。数值仿真结果表明,改进后的算法搜索精度得到提升,稳定性更好。然后将该算法用于优化一种双层方形频率选择表面结构,并将其加载到微带天线上方。相比普通的微带天线,新型微带天线最大辐射方向上的增益提高了3.1 dB。
关键词(KeyWords)： 频率选择表面;微带天线;类电磁机制算法;早熟收敛;小波变异;天线增益
基金项目(Foundation): 江苏省重点研发计划社会发展面上项目(BE2016723)~~
作者(Author): 胡晓朋,田雨波
DOI: 10.16652/j.issn.1004-373x.2018.19.004
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