fluid dynamics 中文意思是什麼

fluid dynamics 解釋
鈴動力學
  • fluid : n 流體，液。 body fluid 體液。 cooling fluid 冷卻液。adj 1 流動的；流體的；液體的。2 容易[可]變動...
  • dynamics : n. pl. 1. 〈用作 sing. 〉 力學；動力學。2. 動力，原動力。3. 動態。4. 【音樂】力度強弱法。
  1. Computational mathematics and geophysical fluid dynamics

    計算數學及地球流體力學
  2. Project management and computational fluid dynamics

    項目管理及流體力學電腦模擬
  3. In this article, physical equations and relative three - dimensional finite - difference formulae in cylindrical and spherical geometries were derived and two - and three - dimensional code in cylindrical and spherical geometries for direct - drive by laser was made, based on the lared - s code in planar geometry. it consisted of the processes such as the inverse bremsstrahlung absorption, electic heat conduction and fluid dynamics

    本論文在lared - s程序平面版本基礎上，推導了三維柱和球幾何中激光驅動的物理方程和相應的差分方程，編制了二維和三維柱和球幾何中激光驅動流體不穩定性的lared - s程序版本，主要物理過程包括：激光逆軔致吸收、電子熱傳導和流體運動。
  4. J. pedlosky : geophysical fluid dynamics. springer - verlag, 1981

    余志豪等：地球物理流體動力學。氣象出版社， 1995 。
  5. The curved grids are generated by using the transfinite interpolation and the so - called multiblock techniques that originally developed for computation fluid dynamics. the curved grid is taken to constitute a generalized curvilinear system

    該方法結合了多塊映射和超限插值技術，這項技術出自計算流體力學，它可使產生的網格網線沿著地下所有界面變化。
  6. Since these theoretical analyses are based on inviscid potential flow theory, theoretical calculation and computational simulation may complement each other. the hydrodynamics and undulating propulsion of specimens were studied using three dimensional computational fluid dynamics ( cfd ) modeling. the cfd analysis using kinematic model of undulatory dorsal / median fin draws a series of conclusions, which include that the body drag increases significantly with the lateral body oscillation ; the body drag is minimum while the start point of

    計算結果表明游動過程中的形體阻力隨側向周期性擺動而增大;當背鰭前端位於身體側向最寬處時，形體阻力具有局部最小值，結論與實驗觀測結果相吻合;在實驗觀測的典型運動參數下，波動面的運動方程中的非對稱因素的出現使推進力增大約1 . 10倍。
  7. A study about the effect of combustion chamber passage configuration on air plow field is performed in a compression ignition natural gas engine with a separated combustion chamber using multi - dimensional computational fluid dynamics ( cfd ) code

    摘要以分隔室式天然氣發動機為研究對象，利用cfd多維數值模擬計算軟體，研究了燃燒室通道結構參數對壓燃式天然氣發動機缸內氣流運動的影響。
  8. Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency

    本文企圖在前人的基礎上，通過建立相應的數學模型，用流體流動數值計算方法來模擬室內三維的紊態氣流中的污染物濃度分佈，進而分析計算室內的通風效率，得出通風效率較好的室內氣流組織形式。
  9. In the second chapter, the fluid mechanics principle of vortex flowmeter at first was introduced. the classical theory about vortex flowmeter and the method of computational fluid dynamics about flow around body were expanded on, and the model of the single bluff body and the dual bluff body vortex flowmeter were constructed. and then, fvm - finite volume method - analysis software fluent was applied to analyze the flow phenomenon of flow over single bluff body or dual bluff body

    然後通過大量實驗和理論分析給出雙鈍體渦街流量計的設計準則：當管徑為d ，鈍體形狀為三角形，則鈍體設計參數為：銳邊寬度= 0 . 26d ，高度= 0 . 34d ，鈍體之間的距離= 1 . 2d （即當兩鈍體寬度相等且鈍體距離等於單鈍體兩列旋渦之間的距離） 。
  10. The key items influent on the characteristics of spraying have been also studied in the dissertation, we can get a good spraying result by adjusting the related parameters efficiently. ( 3 ) the theoretical model of the dynamical parameters such as temperature, moisture, pressure and contour for hot medium and particle inside the drying chamber were obtained by model, utilized the computational fluid dynamics technique to solve the problem between spraying droplets medium by arranging the double grid dispersing structure and rotary outlet structure and the developed structure improved the drying efficiency and product quality

    （ 3 ）採用-模型實現了壓力噴霧乾燥塔的溫度場、濕度場、流場的理論建模，利用計算流體力學（ cfd ）技術來解決噴霧乾燥過程中熱介質與霧滴間的傳熱傳質以及動量傳遞和湍流擾動等問題，避免了乾燥過程中的設計不合理狀況；通過增加雙格柵均風裝置和旋轉出風裝置，改善了乾燥塔內的熱質傳遞，提高了乾燥塔的體積蒸發強度。
  11. Recently, a great progress has been made in aerodynamic optimization design technologies based on computational fluid dynamics. the control theory approach advocated by antony jameson is the typical methodology among them. its major advantage is that the computation of the sensitivity derivatives of cost function with respect to design variables is nearly independent of the number of design variables, which greatly saves the computational cost

    近年來，計算流體力學（ cfd ）設計技術得到較大發展，其中最有代表性方法是jameson發展的基於控制理論（伴隨方法）的氣動優化設計技術，其顯著優點是目標函數對設計變量的梯度計算幾乎與設計變量數目無關，從而大量節省了計算費用，並成為當前cfd領域的研究熱點。
  12. Lattice bgk ( lbgk ) method is a very novel numerical method. it develops on the basis of the lattice gas automaton. the successful simulations of fluid flow by the lbgk method have demonstrated its wide applications in the computational fluid dynamics

    Latticebgk ，簡稱lbgk ，是一種非常新穎的數值計算方法，它在格子氣（ latticegasautomaton ，簡稱lga ）的基礎上發展而來，並已在計算流體力學中得到廣泛的應用，它可以用來模擬各種流動現象。
  13. For the ten years of late, the cellular automata has made the new progress in hydy nimiee dynamices. by gaining the moment equations from lattice boltzmann equation and using chapman - enskog expansion, the fluid dynamices equation and energy equation of 13 - bit lattice gas automata model with polyvelocity have been deduced. the validity of the model using for non - isothermal fluid dynamics has been proved

    近十年來，細胞自動機已在流體力學的研究中取得了進展，應用13 - bit多速格子氣自動機模型，在由格子boltzmann方程求得矩方程的基礎上，根據chapman - enskog展開方法，導出了該模型的宏觀熱流體力學方程，從理論上證明了所建模型對熱流體力學問題描述的正確性。
  14. On the basis of the existing turbulent model and its respective numerical simulation, this study offers emulation solutions to the study of pneumatic splicing, by selecting appropriate models and the software of computational fluid dynamics

    在研究現有流體力學中的湍流實驗模型以及其對應的數值模擬的基礎上，選用適當的模型和計算流體力學軟體對空氣捻接機理進行模擬。
  15. According to the engineering criterion of the cooling system, the function and the characteristic of the cooling system are checked at the case of rating and torque, thus two schemes are compared to select the better one, and also the boundary condition for further computational fluid dynamics ( cfd ) analysis is provided

    按照冷卻系統工程規范，分標定點與轉矩點兩個工況來檢查冷卻系統的功能和特性，以比較兩種結構方案的優劣，也為下一步進行計算流體動力學分析（ cfd ）提供邊界條件。
  16. Fluid dynamics powers our airplanes

    流體動力學的權力，我們的飛機。
  17. Objectivity requirement for fluid dynamics

    流體動力學的客觀性要求
  18. Fluid dynamics and hydraulic power transmission

    液體力學及液壓傳動
  19. Computational fluid dynamics ( cfd ) techniques are used to study and understand fluid behavior in tunnels. by simulating complex specific operational cases, we can educe velocity or flux distribution in tunnel under different ventilation and resistance situation and determine the favorable operational procedures of the erlang mountain tunnel ventilation in a fire case. comparison has been made between a simulation and experiment for some cases in order to prove the cfd model is powerful, so that enables the study of cases for which experimental data is not available

    採用本文將隧道內的氣流看成是理想流體的一維恆定流動，通過對二郎山特長公路隧道半橫向通風系統建立隧道內的空氣動力學模型，利用計算機進行數值分析與計算，得出發生火災時，不同通風阻力條件下隧道中的風速分佈及流量分佈，並通過實驗室隧道模型實驗進行驗證與修正，依據研究結果給出了二郎山半橫向通風隧道的火災控制方案，從而解決了二郎山公路隧道通風對火災的控制問題，同時為半橫向通風公路隧道的火災通風提供科學的方法。
  20. Based on bionic experiments in gymnarchus niloticus and rhinecantbus aculeatus, this paper presents a parameterized description of undulatory dorsal / median fin propulsion modes. by referring to large - amplitude elongated body theory and computational fluid dynamics simulation, this paper also provides an explanation of the external morphological and kinematic phenomena that are closely related to propulsion characteristics

    本文以「尼羅河魔鬼」和「鴛鴦炮彈」為仿生實驗對象，建立背鰭/背臀鰭波動推進模式的參數化描述，對與推進性能密切相關的若干形態學及運動學特徵進行研究。
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