X波段双电子注相对论返波振荡器的粒子模拟  

Particle Simulation of X-band Dual Electron Beam Coaxial Relativistic Backward Wave Oscillator

作　　者：刘丰[1] 蒙林[1] 李海龙[1] 张建国[1] 于新华[1] 宋刚永[2] 

机构地区：[1]电子科技大学物理电子学院,成都610054 [2]淮安信息职业技术学院,淮安223003

出　　处：《微波学报》2010年第S1期543-546,共4页Journal of Microwaves

基　　金：国家自然科学基金(60971034)

摘　　要：首次提出了由双电子注同轴相对论返波管来产生双频微波输出,采用2.5维相对论全电磁PIC粒子模拟软件,进行粒子模拟研究。结果表明在环形相对论电子注电压625kV,电流24kA,引导磁场0.772T的条件下,器件得到了稳定的高功率双频微波输出。其双频微波频率分别为11.5GHz和12.2GHz,两频率相差700MHz,平均功率约为1.15GW,平均功率效率7.7%。The dual electron beam coaxial relativistic backward wave oscillator(RBWO)was firstly put forward to produce dual-frequency microwave out put.T he prope rties of dual-frequency RBWO a re i nvestigated and opt imized w ith t he 2.5-dimensional relativistic fully electromagnetic PIC software.The results show that the device in annular relativistic electron beam at voltage of 625kV,current of 24kA and guided magnetic field of 0.772T can produce stable dual-frequency microwave output.The dual-frequency microwave’s frequencies are 11.5GHz and 12.2GHz,the difference to the two frequencies is 700MHz, average power is about 1.15GW and average power efficiency is 7.7%.

关 键 词：双电子注 相对论返波管 双频 粒子模拟 高功率微波 

分 类 号：TN752[电子电信—电路与系统]