超宽带高功率同轴旋转关节  

High-power microwave ultra-wideband coaxial rotary joint

作　　者：谢平[1] 廖勇[1] 杨周炳[1] 陈志刚[1] 陆巍[1] 

机构地区：[1]中国工程物理研究院应用电子学研究所,高功率微波技术重点实验室,四川绵阳621900

出　　处：《强激光与粒子束》2011年第11期3095-3098,共4页High Power Laser and Particle Beams

基　　金：国家高技术发展计划项目

摘　　要：设计了一种高功率同轴旋转关节,通过一系列优化设计,解决了高压绝缘、高压气体动密封技术及承载等问题。分别对旋转关节的力学特性、环境温度适应性、瞬态脉冲传输效率及功率容量进行了实验研究。结果表明:关节的机械旋转及密封结构满足内压2MPa的使用要求,所选材料在-15～50℃温度范围内能够正常工作;对于3ns的瞬态脉冲,其动态电压传输效率为99.14%;可以稳定传输峰值功率50GW、重复频率100Hz、连续作用时间60s的高功率超宽谱脉冲。该装置已成功应用于超宽带车载系统。The paper developed a high-power microwave ultra-wideband coaxial rotary joint,and made some experimental study on its mechanical characteristics,temperature adaptability,transmission efficiency and power capability.The joint can work normally in the temperature range from-15 to 50 ℃.Fed in a pulse of 3 ns duration,it can realize a dynamic transmission efficiency of electric voltage of 99.14% with good stability.It can transmit transient pulses with ultra-wideband,peak power of 50 GW,repetition frequency of 100 Hz,and continuous action duration of 60 s.This rotary joint has been successfully applied to ultra-wideband vehicle-borne systems.

关 键 词：超宽带 高功率微波 旋转关节 功率容量 环境温度 传输效率 峰值功率 

分 类 号：TN321.5[电子电信—物理电子学]