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新型的曲线内壁多台阶馈源喇叭设计

张勇芳 苗俊刚 姜景山

张勇芳, 苗俊刚, 姜景山等 . 新型的曲线内壁多台阶馈源喇叭设计[J]. 北京航空航天大学学报, 2013, 39(10): 1286-1291.
引用本文: 张勇芳, 苗俊刚, 姜景山等 . 新型的曲线内壁多台阶馈源喇叭设计[J]. 北京航空航天大学学报, 2013, 39(10): 1286-1291.
Zhang Yongfang, Miao Jungang, Jiang Jingshanet al. Design of a novel curved wall profile multi-step feed horn[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(10): 1286-1291. (in Chinese)
Citation: Zhang Yongfang, Miao Jungang, Jiang Jingshanet al. Design of a novel curved wall profile multi-step feed horn[J]. Journal of Beijing University of Aeronautics and Astronautics, 2013, 39(10): 1286-1291. (in Chinese)

新型的曲线内壁多台阶馈源喇叭设计

基金项目: 国家自然科学基金资助项目(41105007)
详细信息
    作者简介:

    张勇芳(1984-),男,山西太原人,博士生,buaazyf@163.com.

  • 中图分类号: TN822+.4

Design of a novel curved wall profile multi-step feed horn

  • 摘要: 介绍了一种新型的曲线内壁多台阶馈源喇叭,这种喇叭结构简单,易于加工且通过优化内壁曲线可以获得良好的电气性能.喇叭的内壁曲线由两段简单的连续曲线组成,一段为正弦曲线,另一段为高斯型曲线.在75~110 GHz频带内,设计了一个多台阶喇叭并优化了喇叭的内壁曲线.优化后的喇叭具有优良的电气特性,在全频带内电压驻波比小于1.1,约为1.5:1的工作频带以及良好的波束轴对称特性.实际测试了多台阶喇叭的远场方向图,测试结果与理论计算结果有很好的一致性.

     

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出版历程
  • 收稿日期:  2012-11-28
  • 网络出版日期:  2013-10-30

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