rf cavity 中文意思是什麼
rf cavity
解釋
射頻共振腔-
There is no doubt that we ' ll much benefit from the usage of cavity design package to assist the design of rf cavity in accelerator
採用腔設計軟體包來輔助設計加速器的高頻腔，無疑能給我們帶來較大的效益。 -
The design process consisted of computer design by circuit simulation software integrate with electromagnetic simulation software, fabrication of microstrip bpf 、 lpf 、 the match circuits, cavity and test. when rf frequency is 91 ~ 97ghz, lo frequency is 47ghz, power is 10 dbm. the best conversion loss of the 2 and 4 sub - harmonic mixer is 13. 5 db and 23. 5db which is shown in the test
實測表明，在本振為47ghz ，功率10dbm ，測試射頻帶寬為91ghz 97ghz時，二次與四次分諧波混頻器變頻損耗最優處分別為12 . 7db和23db 。最後對實驗結果進行分析並提出改進措施。 -
The detail study on the interaction between the electron beam and standing wave of complex cavity gyrotron with gradual transition and gyroklystron has been done in this dissertation, supported by the pre - study important items " the study on 8mm third harmonic gyrotron with a permanent magnet system " and " the study on 8mm high power gyroklystron ". the main works of this dissertation are listed as following : 1. the study on the rf distribution of the complex cavity with gradual transition is presented, in which the multi - modes coupling are taken into account
本論文就是結合該課題組的「九?五」重點項目「 8mm三次諧波永磁包裝迴旋管技術的研究」及「十?五」重點項目「 8mm高功率迴旋速調管技術的研究」 ，對以諧振腔為互作用高頻系統的迴旋脈塞器件中兩種典型的器件? ?迴旋振蕩管及迴旋速調管中電子注與駐波場的互作用進行了深入細致的探討和研究，其中迴旋振蕩管採用的是漸變復合腔。 -
Performance improvment of rf superconducting cavity
射頻超導腔加速性能的改進 -
The special database management system prototype for accelerator rf cavity design, i. e. fishbase, has its own characteristics. especially, its query is different from that in traditional databases, and their operations are totally unlike. the adaptive genetic algorithm for design of accelerator rf cavity, i. e. sag, is also not the same as the classical genetic algorithm on both data structure and algorithm design
並在理論上深入研究了基於ter模型的時態關系代數及類sql語言，為我們的加速器高頻腔設計系統打下了一個良好的理論基礎c論文建立的加速器高頻腔設計專用bms原型base具有自己的特色，特別是其查詢與傳統數據庫中的查詢意義不一樣，操作完全小同c論文給出的用於加速器高頻腔設計的自適應遺傳算潔g在數據結構和演算法設計上也與經典遺傳演算法不同，具有自動調整基因以保證不產生異類的功能。 -
The influences of the tm modes on the rf distribution of the complex cavity are analyzed in detail. further more, the influences of the angle of the section with gradual transition on the rf distribution of the complex cavity are analyzed in detail. 2
主要工作如下：一、在多模情況下，利用模式耦合理論，對漸變結構復合腔的高頻特性進行了研究，詳細地分析了漸變復合腔中電波模式對高頻特性的影響。 -
Based on the self - consistent nonlinear theory of complex cavity gyrotron with gradual transition, a simulation code of self - consistent nonlinear beam - wave interaction has been made, in which the multiple modes interaction with an electron beam and the mode coupling are taken into account. the interaction between the electron beam and hsn - h521 rf field for third - harmonic gyrotron is simulated. the influences of the thickness and the velocity spread and the velocity ratio of the electron beam and the fluctuation of the magnetic field and the technologic errors of complex cavity on the multi - modes interaction with an electron beam are analyzed
二、在漸變復合腔迴旋管多模自洽非線性理論的基礎上，編制了高次諧波漸變復合腔迴旋管多模注?波互作用自洽非線性模擬軟體，並對8mm波段三次諧波漸變結構復合腔迴旋管的注? ?波互作用進行了大量的自洽非線性數值模擬計算與研究，進而分析了電子注的厚度、速度零散、速度比值、磁場波動、腔體尺寸的加工誤差等等多種因素對互作用效率的影響。 -
W7e use the random optimization method to solve this problem, proposing an adaptive genetic algorithm to design accelerator rf cavity. we also implement and verify this algorithm in fortran language
論文採用隨機優化方法來進行求解，提出了一種用於加速器高頻腔設計的自適應遺傳演算法，並用fortran語言進行了實現及驗證。 -
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、採用吸收介質分區求解及場匹配的方法推導出含有吸收層的色散方程，單側加入吸收介質及兩側均加入吸收介質兩種突變結構混合模場的匹配方程，在理論分析的基礎上，通過相關的模擬軟體，建立了迴旋速調管介質加載中間腔的計算模型，對迴旋速調管中間腔進行了數值模擬，並給出了主要的計算結果。 -
We do some implementation on the preprocess module, developing a visual tool to assist the design of rf cavity outline
論文在軟體包的前處理模塊上做了一些實現工作，利用計算機圖形處理技術開發了一個可視化的高頻腔輪廓的輔助設計工具。 -
By using this tool, we can visually draw cavity contour on the screen, modify and edit draft, and automatically generate the desired definition file of rf cavity, which is then used as the input of automesh module. the tool improves the user interface of superfish
藉助該工具，我們可以在屏幕上繪出腔的輪廓，包括修改和編輯，然後程序自動產生所需的高頻腔的定義文件，作為automesh的輸入，改善了superfish的用戶界面。 -
In order to manage and handle the large amount of data which are needed and produced during the design of accelerator cavity, by applying the database technology, we design and establish a special database management system prototype for accelerator rf cavity design, called fisfdbase. we also basically implement a framework of the system prototype
為了利用數據庫技術來管理和處理加速器腔設計時所需要的和產生的大量數據，論文設計和建立了一個加速器高頻腔設計專用數據庫管理系統原型fishbase ，並初步實現了該系統原型的框架。 -
The couplers of accelerator structures are important components of electron knear. the efficient delivery of power from rf sources to accelerator structures depends crucially on the coupler cavity. the input coupler cavity is to be well matched, that is to say, it must have proper coupiing. and it must be tuned to the synchronous frequency. in this way, we can obtain the maximum power. in the past, the decision of the coupler cavity dimensions is very difficult
加速結構的輸入耦合腔是電子直線加速器的重要組成部分。功率從功率源輸送到加速管中，就依賴于輸入耦合腔。輸入耦合腔在整個結構中必須有良好的匹配即有恰當的耦合度，還必須工作在諧振頻率。
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