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一种基于碳-碳复合材料的耐高温小型天线

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提出了一种基于碳-碳复合材料的耐高温小型天线,利用"外星人"辐射贴片和DGS结构,实现超宽带性能.此外,设计中还利用碳-碳复合材料作为导电材质,其良好的导电性以及优秀的耐热性,使整体天线能够长期在高温下正常工作,实现耐高温性能.仿真结果表明,该天线的S11<-10 dB的阻抗带宽为 4.45~16.53 GHz(相对带宽为 115.16%),放入金属弹壳内的阻抗带宽为1~12 GHz(相对带宽为169.23%).
A high-temperature resistant small antenna based on carbon-carbon composite new materials
A high-temperature resistant small antenna based on carbon-carbon composite materials is pro-posed,which utilizes"alien"radiation patches and DGS structures to achieve ultra wideband performance.In ad-dition,carbon-carbon composite materials are used as conductive materials in the design,which have good con-ductivity and excellent heat resistance,enabling the overall antenna to work normally at high temperatures of 500℃and achieve high temperature resistance.The simulation results show that the impedance bandwidth of the antenna with S11<-10 dB is 4.45~16.53 GHz(relative bandwidth is 115.16%),and the impedance bandwidth inside the metal shell is 1~12 GHz(relative bandwidth is 169.23%).

ultra widebandhigh temperature resistancedefect locationcarbon-carbon composite materi-alsantenna

李金鹏、张力、田桂芝、李高升、肖培

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湖南大学电气与信息工程学院,湖南 长沙 410082

超宽带 耐高温 缺陷地 碳-碳复合材料 天线

2024

航天电子对抗
中国航天科工集团公司8511研究所

航天电子对抗

影响因子:0.382
ISSN:1673-2421
年,卷(期):2024.40(6)