外圆内正六边形同轴线中TEM波的场结构及其特性阻抗  

The Field Structures of the TEM Wave in a Coaxial Transmission Line with Circular-outer-Conductor and Regular Hexagon-inner-Conductor and Its Characteristic Impedance

作　　者：王福谦[1] 

机构地区：[1]长治学院电子信息与物理系,山西长治046011

出　　处：《电线电缆》2016年第2期29-32,共4页Wire & Cable

基　　金：山西省自然科学基金(2012011028-1)资助;山西省2015大学生创新创业训练资助(2015432)

摘　　要：利用数值保角变换,给出外圆内正六边形同轴传输线内的TEM波的分布规律,绘制出其横截面上的场结构图,并计算出其特性阻抗。研究结论对于计算该传输线的衰减常数、了解其功率容量、考虑功率耦合及设计有关的有源器件均有一定的参考价值。The distribution of the TEM wave in a coaxial transmission line with circular-outer-conductor and regularhexagon-inner-conductor is got by using numerical conformal mapping,the map of structure of electromagnetic field on its cross section is plotted,furthermore,its characteristic impedance is calculated.This research result to calculate the decay constant of the transmission line,realize its power capability,consider its power coupling and design the related active device has the certain reference value.

关 键 词：外圆内正六边形传输线 数值保角变换 TEM波 电磁场结构 特性阻抗 

分 类 号：TM248.3[一般工业技术—材料科学与工程]