Ka波段宽带螺旋线行波管研制  

Research on a Ka-Band Broadband Helix Traveling Wave Tube

作　　者：孙宝成[1] 徐想 郝保良[1] 李紫琳[1] 李伟[1] 杨小萌[1] SUN Bao-cheng;XU Xiang;HAO Bao-liang;LI Zi-lin;LI Wei;YANG Xiao-meng(Beijing Vacuum Electronics Research Institute,Beijing 100015,China)

机构地区：[1]北京真空电子技术研究所,北京100015

出　　处：《真空电子技术》2023年第1期42-45,49,共5页Vacuum Electronics

摘　　要：主要针对Ka波段宽带高功率螺旋线行波管慢波结构进行了优化设计,旨在提高行波管输出功率和效率,并对返波振荡特性进行了仿真分析。行波管测试结果表明,在工作频段26.5~40 GHz,连续波输出功率大于200 W,总效率超过41%,增益大于31.5 dB。该管可作为Ka波段大功率毫米波功率放大器,应用于各类军事和民用电子系统中。The slow-wave structure of a Ka-band broadband high-power helix traveling wave tube(TWT)is optimal designed to improve the output power and efficiency,and the simulation analysis of return wave oscillation characteristics is also carried out.The test results of the TWT show that in the working frequency range of 26.5~40 GHz,the continuous wave output power is greater than 200 W,the total efficiency is greater than 41%,and the gain is greater than 31.5 dB.The TWT can be used as a Ka-band high-power millimeter-wave power amplifier for various military and civil electronic systems.

关 键 词：KA波段 螺旋线行波管 宽带 连续波 

分 类 号：TN124[电子电信—物理电子学]