The paper did scrupulous discussion and investigation on the interaction between electron beam and standing wave field in the gyroklystron , which is typical in the electron cyclotron maser which action rf system is resonant cavity . the main works of this dissertation are listed as following : first , solving field in absorbing material and field matching method were used to derive the dispersion equation in waveguides and field matching formulas of hybrid modes in an abrupt cavity with absorber . based on the theoretical analysis , numerical simulations of the cavities in gyroklystron were done 主要工作有:一、采用吸收介质分区求解及场匹配的方法推导出含有吸收层的色散方程,单侧加入吸收介质及两侧均加入吸收介质两种突变结构混合模场的匹配方程,在理论分析的基础上,通过相关的模拟软件,建立了回旋速调管介质加载中间腔的计算模型,对回旋速调管中间腔进行了数值模拟,并给出了主要的计算结果。
This thesis used the finite element analytic method , realized the computation of arbitrary shaped and dielectric - loaded resonant cavity , and gave the program . then we use this method into the measurement of the dielectric property of the medium which loaded in resonant cavity , and proposed a new method in measuring dielectric property 本文利用有限元分析法,编程实现了对任意形状介质加载谐振腔谐振特性的计算。并将其拓展应用于测量加载介质的介电常数,提出了介质加载谐振腔有限元分析法测量介质介电常数的新方法。
For tmon model in cylindrical resonant cavity , the influence of the position , material and thickness of the clapboard on electromagnetic field and resonant frequency was studied . for tem model in coaxial resonant cavity , the influence of shape and position of inner conductor on electromagnetic field , start - up and steady work was studied 对tm _ ( 011 )模，分析了隔板对谐振腔内电磁场分布及谐振频率的影响；对tem模，分析了内导体形状、位置对谐振腔内电磁场分布的影响；以及它们对启动和稳定工作的影响。
The research of this paper is based upon miniaturization and digitalization of the peripheral control circuit . in this paper , associate with resonant cavity of mdrlg , mathematical models of control circuits are built , control characteristic , electromagnetic interference and electromagnetic compatibility are analyzed in detail , a part of the circuit is optimized 论文在激光陀螺控制电路小型化、数字化的基础上,结合激光陀螺谐振腔体建立了控制电路的数学模型,对控制电路的控制特性、电磁干扰和电磁兼容性作了详细的分析,对部分电路进行了优化设计。
