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有限周期结构的漏泄电缆电特性研究
Research on electronic characteristic of leaky coaxial cable with finite periodic structure
【摘要】 漏泄同轴电缆因其具有信号覆盖均匀、价格低、结构简单、适应性强等优点,已被广泛应用于矿山、地铁、火车隧道等复杂环境中。通过对漏泄同轴电缆开缝仿真的研究,分析了其缝组间耦合的特性,并给出了对于给定的电缆和开槽结构,借助电磁仿真软件求出可忽略缝间耦合的最小缝组间距的步骤。
【Abstract】 For the advantages of coverage uniformity,low prices,simple structure,adaptable,etc.,leaky coaxial cable(LCX) has been widely used in the complex environment,such as coal mine,subway and train tunnels.The characters of inter-slits coupling of LCX has been analyzed through the simulation studying of the coupling of LCX.The authors presented the steps to obtain the minimum distance between inter-slits that can be neglected by electromagnetic simulation software,with regard to a given cable and slotting structure.
【关键词】 漏泄同轴电缆;
缝间耦合;
周期结构;
传输损耗;
耦合损耗;
【Key words】 leaky coaxial cable; inter-slits coupling; periodic structure; transmission loss; coupling loss;
【Key words】 leaky coaxial cable; inter-slits coupling; periodic structure; transmission loss; coupling loss;
【基金】 国家自然科学基金(60871058)
- 【文献出处】 中国测试 ,China Measurement & Test , 编辑部邮箱 ,2011年06期
- 【分类号】TM248.3
- 【被引频次】3
- 【下载频次】59