coupling scheme 中文意思是什麼

coupling scheme 解釋
偶合圖像
  • coupling : n. 聯結;交尾;【機械工程】管箍;聯結器;軸接;(火車的)車鉤,【電學】耦合。
  • scheme : n 1 計劃;方案;路線;設計。2 系統;配合;組織。3 綱目;表;清單;分類表;大綱。4 謀劃,策劃;詭...
  1. In allusion to the working characteristics and technical difficulties of 155mb / s burst mode receiver, we have put forward to the quick synchronization of inpouring phase locked loops ( pll ). for receiving burst signal, we introduce the scheme of dc coupling and dynamic threshold decision

    針對155mb s突發式收發模塊的工作特點和技術難點,我們提出了注入鎖相環法的快速同步技術;對于突發式信號的接收,我們採用了直流耦合和動態閾值判決的技術方案。
  2. In the paper, river and the downstream area of dike are regarded as a whole system, and hydraulic model of coupling 1 - d river and gradual dike - break is established, therein the preissmann implicit difference scheme is applied to main river, and the fvm ( finite volume method ) is applied to the breach and polder

    本文將河道與堤壩下游區域視為一個整體,對于單一河道採用preissmann四點隱式差分格式計算,對于潰口及圩區採用有限體積法,建立了一維河道與堤壩漸潰耦聯的水力模型,也是一維、二維耦合的水流模型。
  3. In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy

    本文研究了高階精度加權基本無振蕩( weno )格式及其在雙曲守恆律方程中的應用,在此基礎上作了兩個方面的工作:一是針對高頻聲波問題構造出一種基於保色散關系( drp )的weno有限差分格式,並對計算氣動聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉波數的能力;另外,針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階激波捕捉weno格式相結合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬結果。
  4. While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed

    在系統實現過程中,課題首先從天線、陣列天線,以及電磁場計算方法的基本理論著手,分析了天線與拋物面天線的各項性能參數,以及天線的口面場和近-遠區輻射場的特點和計算;進而,更加深入的討論和研究影響天線陣列合成場強的各項因素,包括系統所使用的天線單元個數對陣列合成場的影響、天線單元之間由於互耦造成的影響、傳播過程中地面和/或地面建築物的影響等。
  5. Pitch control system consist of three channels which is formed by three drive units. base on need of bench, drive system scheme is designed. single channel three - loop position servo system which is formed by linear motor is simulated. then kinetic behavior of rotor and system ’ s force coupling relation is analyzed. a compensation method for dynamic load which is caused by rotor rotation is presented base on structure - invarient theory

    根據實驗臺的技術要求,設計了整個驅動系統方案。對由直線電機構成的單通道三環位置伺服系統進行了設計和模擬。分析了旋翼運動的動力學特性、系統力耦合關系,並根據結構不變性原理對由旋翼運動產生的動態載荷提出了補償方法。
  6. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上,系統、深入地分析了共焦掃描顯微成像的機理,論述了應用單模光纖的激光共焦掃描顯微成像系統的優點;進行了總體方案的論證,並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案;從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系,分析了系統耦合效率和漸暈現象對光學系統的設計要求;完成了方案中光學系統和二維掃描控制電路的設計,並在電路設計中採用了用軟體解決檢流計式光學掃描器(振鏡)非線性問題的新方法,能夠實現較為理想的二維模擬掃描;完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。
  7. The characteristics of damping shows that the uncompensated parallel ac transmission line can release the coupling between the hvdc and generator and improve the damping of the system, hence the possibility of subsynchronous oscillation decrease. in such a system scheme, the hvdc system dominates the changes of damping due to the small magnitude of the damping provided by ac line. when the ac transmission line is compensated with a fixed series capacitor, the situation will be totally different

    其中,並列運行的無串補交流輸電線路可以緩解hvdc與其臨近機組之間的機電耦合程度,改善hvdc的電氣負阻尼特性,從浙江大學博士學位論文摘要而減輕機組發生次同步振蕩的危險性,此時系統的整體電氣阻尼特性由hvdc的性質決定;但若交流線路中存在串聯補償電容,則系統幅值較大的電氣負阻尼不僅可能使整流站機組發生次同步振蕩,逆變站附近機組同樣存在發生次同步振蕩的可能性,此時系統的整體阻尼特性由串聯補償電容的性質決定。
  8. It is shown that the proposed scheme guarantees the stability of the closed - loop system and achieves tracking performance idex, meanwhile the influences of external disturbance, neural network approximation error and the cross - coupling of input to output on the tracking error are reduced to a prescribed level

    該方法不僅保證了閉環系統的穩定,而且使外部干擾、神經網路逼近誤差及輸入對輸出的交叉耦合對跟蹤誤差的影響衰減到給定的水平。
  9. The results of numerical calculation show no stress concentration occurred, and the high stress regions are converted into the deep areas after applying coupling support scheme

    計算機模擬結果顯示,巷道實施耦合支護方案后,應力集中程度減小,高應力區向深部圍巖轉移,支護系統可靠性明顯增強。
  10. Base on the analysis, the design of the pipe coupling is optimized by bringing forward a dimension scheme of the coupling which increase the connecting force and keep the maximal stress intensity within the safe scope

    最後,通過模型,分析了管接頭尺寸對管接頭系統的強度的影響,並對管接頭進行了優化設計,提出了一個能增大抱緊力,並保持最大應力強度在安全范圍內的優化方案。
  11. A quantitative pretreatment scheme suitable to gc - ms analysis of bio - oil was proposed for the first time in china, and an extensive determination of the chemical composition of bio - oil fractions was performed by means of gc - ms coupling. these studies were crucial for the upgrading and utilization of bio - oil. using some novel designing method, which are suitable to biomass and pyrolysis characteristics, were applied in designing the fluid bed biomass flash pyrolysis system

    並且率先在國內提出了適合於gc - ms分析的生物油的量化預處理方案(液?液萃取分離法) ,得出了各個組分(酸組分、堿組分、極性中性組分以及碳氫組分)在生物油中所佔的份額,並對預處理所得的各個組分分別進行了gc - ms分析,鑒定出了上百種化學成分。
  12. A novel scheme is presented that can be used to efficiently pump optical waveguide amplifiers. it is based on the coupling between two adjacent waveguides, where pump light is gradually coupled from a non - absorbing pump waveguide into the amplifier waveguide

    2 .對泵浦方式進行改進,基於鄰近波導間的耦合原理,提出一種能在整個波導長度上泵浦功率逐漸耦合進信號光波導中的耦合結構。
  13. This paper proposes the occasional coupling synchronization scheme of the active - passive decomposition ( active - occasional coupling ). this scheme consists of synchronization and autonomous phases. in the former, the synchronization scheme is used to synchronize the drive and the response systems ; in the latter, small errors will lead to the two systems separated from each other and desynchronization. but if the synchronization phases are large enough, the full synchronization will be obtained. the synchronization condition is discussed theoretically. the spatiotemporal chaos in coupled map lattice system is achieved and the synchronization condition is given. moreover, the relation between the synchronization phases and the coupling strength is investigated numerically

    提出了離散系統中的主動-間隙耦合同步方法.該方法由同步相和自治相組成.在同步相,同步方案使得混沌系統趨于同步,而在自治相,兩系統間的誤差將迅速放大,導致失同步.但只要同步相足夠大,最終可實現系統的準確同步.還從理論上討論了同步條件,並利用該方法實現了耦合映象格子時空混沌系統中的混沌同步,給出了同步條件以及同步相與耦合強度的關系
  14. An effective discritized scheme based on staggered grids is provided by deeply studying the construction and implementation of difference scheme on non - uniform and staggered grids. coupling of velocity and pressure is solved by simple method ; the boundary conditions and relations of velocity and pressure are analyzed in details

    深入研究交錯非均勻網格的差分方案的構造與實施,基於交錯網格提出了有效離散格式;採用simple演算法對速度壓力關系解耦,列舉幾種代數方程的求解辦法,分析並闡述了逐線鬆弛技術。
  15. The long period cyclic tests of four specimens near to sufficient dimension made by the master cao yunfeng prove that the reinforcement arrangement scheme can obtain favorable displacement ductility and plastic energy dissipation capacity for the coupling beams with the small aspect ratio of 1. 0. to go deep into the research further, this thesis concentrates on the two aspects following : ( 1 ) the author of this thesis carries out the long period cyclic test of five specimens near to sufficient dimension to further verify : 1 ) the probability that the upper limit of shear - resistant ability increases to vu = 0. 2fcbh0 or higher

    0的位移延性,且耗能能力良好:在跨高比為0 . 8一1 . 25的范圍內,連梁都依然保持上述良好性能;配筋比例應以對角斜筋為主,一組「 l 」形斜筋用量與單向對角斜筋用量的比值宜控制在0 . 35一0 . 55的范圍內;通過對曹雲峰的試驗與本文試驗的綜合分析,表明cz于c45的混凝土強度等級都是可用的,未發現混凝土強度在這一范圍內偏高或偏低時可能帶來什麼不利影響。
  16. In the first experiment, a feasible scheme of simulating interfacial wave is presented by coupling two models with each other to simulate some interfacial wave phenomena

    其中一項實驗是將兩層水槽相互耦合,給出模擬界面波的具體方案,實現界面波的模擬嘗試。
  17. According to the theory of technic magnetization and the conclusion above, we set up the connection between stress and magnetism conductance, then bring forward basic conception and method of stress detection which are based on the phenomenon of magnetism - stress coupling, investigate mechanism of stress detection, in conclusion scheme out a new system of stress inspection which is based on the phenomenon of magnetism - stress coupling, which establish the base of theory of engineering application

    通過以上的研究結論,並結合技術磁化理論,初步建立了應力和磁導率之間的關系。同時,結合磁路理論,提出了利用磁力耦合原理進行應力檢測的基本概念和方法,研究了相應的檢測機理,設計出了一種新的磁力耦合應力檢測系統,為工程應用奠定了理論基礎。
  18. The level scheme of spin - orbit coupling shell model was calculated

    計算了自旋軌道耦合殼模型( spin - orbitcouplingshellmodel )的能級圖。
  19. Firstly, with the help of angular momentum coupling theory, the hamiltonian for multi - electron adorns is rewritten in terms of spherical tensors. the advantage of this form is that the radial, angular and spin parts are separated completely, which makes it easy to calculate the angular matrix elements by means of irreducible tensor. secondly, theoretical expressions of the relativistic corrections including the relativistic mass correction, the darwin correction terms, the electron - electron contact terms and the orbit - orbit interaction which contribute to the non - relativistic energy for two - electron atom are theoretically derived in the lsmlms scheme

    具體內容包括:首先,藉助角動量耦合理論,將多電子原子哈密頓算符中的自旋-自旋、自旋-其它軌道以及軌道-軌道相互作用全部改用球張量表示,這種球張量形式的優點在於已將原子哈密頓算符中的徑向、角向和自旋部分完全分開,從而便於計算矩陣元,而且角向矩陣元可以方便地利用不可約張量理論來進行計算。
  20. A few kinds of signal separate measures, double caner frequency automatc switch function and relay function are taken into account on the design of wfplc - ml iniddle - voltage distribution line carrier modem. coupling equipment is designed with the filter and capacitance fitted togethel in this papef, it is also advanced an scheme about caner signal spanning the distribution line break. the equipment system has been finished and put into use, which has better result. the feasibly and necessity of the studying of this problem are posed

    Wfplc3510中壓配電載波系統利用10kv的架空線或電纜,將主控斷發出的命令信息轉換為載波信號通過三相耦合器耦合到電力傳輸線上,在被控端利用單相耦合器耦合到載波信號后轉換為介面信號發送給被控單元,被控單元亦可將返回數據通過單相耦合發送載波信號到主控端,實現信息的雙向傳遞。
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