氣流模型 的英文怎麼說

中文拼音 [liúxíng]
氣流模型 英文
airflow model
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 氣流 : 1 [氣象學] air current; airflow; wind current; airstream2 [語言學] breath氣流紡紗 open end spinni...
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. In the model, the non - condensible gas was considered

    兩相還考慮了不可凝體的存在。
  2. Typical variable windfield models, such as large scale steady wind flow, downburst, turbulence, airflow over mountain, are developed and their physical specialities are discussed. furthermore, simplex modules are integrated to form complex model. facticity and application technique to flight simulation are discussed

    討論了以下幾種典風場(大尺度均值風、 dryden紊、微下擊暴和過山氣流模型)的物理特徵與建方法,並對單一進行復合,建立變化風場庫,最後討論了各種的真實性與如何應用於飛行擬; 3
  3. On the basis of axial vortex theory, the aerodynamic performance of tilt - rotor model has been built, and using it to analyze the aerodynamic performance of xv - 15, comparing to the actual data to prove the model ’ s validity, finally studied the variety of aerodynamic performance relative to the variable rotor diameter

    以軸向渦理論為基礎,建立了適合於傾轉旋翼機動分析,以xv - 15傾轉旋翼機作為算例,通過結果的對比,表明本文的能較好的分析傾轉旋翼機的動性能,並在動性能的基礎上分析了直徑變化對傾轉旋翼機動性能的影響。
  4. Proceed from the angle of energy and taking considerations on interference factor and drag of airfoil profile, a kind of new typed calculation method on the design of vane air foil was put forward according to the vortex aerodynamics model of the rotor of wind turbines with horizontal axis

    摘要根據水平軸風力機轉子的渦,從能量的角度入手,考慮干涉因子和翼阻力,提出了葉片翼設計的一種新計算方法。
  5. In the second section, three ( 2 co2 ) scenarios only considering climate change alone ( c scenario ) were generated first, using outputs of the giss, gfdl and ukmo gcms, combined with the baseline. then, climate change scenarios including change in climate variability ( c + v scenario ) were produced, based on 3 hypotheses and the weather generator ( wgen ) in dssat. finally, the ceres - wheat model was run under both the ( c + v ) scenarios and the baseline, and the combined effects of climate change and its variability with doubled co2 on whiter wheat production in the studied region were assessed, based on the results simulated comparison

    在上述第2部分,首先利用baseline和國際上通用的3種大( gcms )即giss 、 gfdl和ukmo的有關網格點值,生成了研究區域3種不考慮候變率變化的( 2 co _ 2 )候變化情景(以下簡稱c情景) ;然後,提出了未來候變率可能變化的3種假設,並應用dssat (農業技術轉化決策支持系統)中的wgen (隨機天發生器) ,分別生成了研究區域( 2 co _ 2 )條件下兼顧候及其變率的候變化情景(以下簡稱c + v情景) ;再后,在上述( c + v )情景下分別運行ceres - wheat (作物-環境資源綜合系統-小麥) ,還考慮了大co _ 2濃度的直接影響,並與baseline條件下ceres - wheat的擬值進行比較,在此基礎上評價了( 2 co _ 2 )條件下候及其變率變化對研究區域冬小麥生產的影響。
  6. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電推導出兩種計算永磁磁極二維隙磁場的解析公式(集中電法、分佈電法) ,同時介紹了兩種永磁電機隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。
  7. Firstly, based on the present research all over the world, a 3d quasi - single phase model is built together with k - equations. the special feature of this model is taking account of the influence of interaction between liquid and gas, that is to say, the influence of interphase drag force, lifting force perpendicular to the relative velocity, virtual mass force and gas or liquid volume fraction in the fluid field have been considered. a 3d two - fluid model is also built in order to describe more accurately the fluid flow on distillation trays by comparing the computational results of quasi - single phase mathematical model with of two - fluid mathematical model

    本文在國內外已有的研究基礎上,首先建立了以k - (封閉為基礎的三維擬單相,該的特點在於充分考慮了液兩相間相互作用的影響,即計入了相間曳力、橫向升力、虛擬質量力和、液相含率對場的影響;並建立了塔板三維雙,主要目的是通過對比擬單相數學、雙體數學的計算結果,建立能夠準確描述塔板上動的數學
  8. Geography position and meteorology character in gongboxia watershed are analyzed, according to which the excess of infiltration and instantaneous unit hydrograph are used in runoff and affluence models, and muskingum routing method in river course affluence, kalman filtering technique and least square method in real - time correction

    分析公伯峽域所處地理位置及該域內的象特徵,確定產、匯採用超滲產和瞬時單位線,河道匯採用馬斯京根法,實時校正法由卡爾曼濾波和最小二乘法組成。
  9. Under considering the impact of bubbles on the turbulence, the k - ? model modified with the presence of microbubbles is employed, postulating the turbulent kinetic energy k and the dissipation rate ? are the properties of continuous phase

    考慮到泡對湍的作用,本文採用了經過泡修正的k -湍,並假定湍動能k及其耗散率是連續相的屬性。
  10. Establishment of liquid - solid coupling model for gas reservoir considering irreducible water

    考慮束縛水作用的固耦合滲建立
  11. This paper first overviews now many multiphase ( primarily about gas - particle two phases flow ) research methods together with the development of multiphase model

    本文首先綜述了目前多相(主要是粒兩相)的研究方法和研究中廣泛使用的多相
  12. A kind of two - equation turbulent model of charged fluid flow is constructed, in which the interaction between electric field and flow field is considered. based on analyzing the properties of forces on the charged droplets in the spray, pseudo - fluid of charged droplets phase method is adopted to develop a kind of charged two - phase turbulent model. this model takes account of the interaction between charged droplets phase and electric field, the inter - phase action between droplets and gas, convection and diffusion of droplets " turbulent energy

    考慮電場與場的耦合作用,建立了荷電體的湍,在荷電顆粒受力分析的基礎上,採用顆粒擬體的方法建立了荷電液兩相湍理論,該考慮了荷電顆粒相場與電場的耦合作用,相與顆粒相的相間作用以及顆粒相自身湍能的對與擴散。
  13. The flowfields around the reentry blunt body are simulated numerically by solving the navier - stokes with the various thermal and chemical model, such as perfect gas model, vibrational excitation model, equilibrium gas model, and the non - equilibrium gas model of one temperature, two temperature and three temperature

    本文採用完全、振動激發、平衡、一溫度非平衡、兩溫度非平衡和三溫度非平衡進行了鈍體高超聲速繞場的數值計算。
  14. Clinical application of closed thoracic drainage with thin tube on spontaneous pneumothorax

    野戰胸腔閉式引裝置在狗創傷性血中的試用
  15. And then, in the simulation of three - dimensional, the application of o - type grid and hybrid grid are used in two relatively complicated structures make the total amounts of grids and the time of grid generation reduced greatly. moreover the hexahedron grids are placed in most areas to provide higher precision. through the comparison between the results of two - dimensional and three - dimensional simulation, we knew two - dimensional calculating is not adequate

    本文用簡單、方便的二維作為數值計算的起點,使用耦合隱式演算法以及先進的v2f湍進行求解,成功地捕捉到了激波,觀察到主從壁面的分離、切換、再附壁等現象,並對計算結果進行了細致的分析,得出一些有意義的結論;在此基礎上,本文在國內外首次對超音速射雙穩閥的三維場進行了計算。
  16. Numerical simulation on the gas - solid multiphase flow in new type pulverized coal impact rich / lean burner is presented in it. under the guidance of the theory of computer aid test ( cat ), the dissertation uses particle - particle random impact model and the fluctuating - spectrum - random - trajectory ( fsrt ) model to simulate the gas phase flow and the particle phase flow based on the lagrange approach, compared with experimental results, and reaches satisfied efforts

    在cat計算機輔助試驗理論的指導下,結合實驗研究,本文採用包括脈動頻譜隨機軌道( fsrt )、顆粒和顆粒的隨機碰撞等先進的固多相,在高濃度固多相動數值擬這一前沿研究方面得到了很有價值的結果。
  17. Based on theoretical analysis, microbubble drag reduction is due to structure change of turbulent boundary layer caused by the microbubbles. experiments testify microbubble drag reduction for turbulent boundary layer, as well as bubble size, main flow velocity, etc. affecting the reduction ; with proper flow field model, turbulent model and difference scheme, numerical methods simulate the effect of boundary layer and bubble numbers on dray reduction

    理論分析提出微泡降阻機理在於其引起湍邊界層結構的變化;實驗證明了微泡對湍邊界層的降阻作用以及泡尺度、主速度等對降阻作用的影響;數值方法利用適當的、湍和差分格式,擬邊界層和泡數等對降阻的影響。
  18. Relaxation factors are adopted. a program is produced to simulate swirling air flow in a horizontal straight pipe and compare with experiment data. the simulation prove that the modified k - model can predict the core, annular and wall regions near entrance and axial velocity far from entrance, but it ca n ' t predict tangential velocity well in weak swirling area far from entrance

    編程計算水平圓管內螺旋動參數並與實驗數據對比,結果表明修正-湍在近入口處基本上能預測出中心區、環形區和近壁區的動特性,在遠離入口弱旋區域對軸向速度的預測符合實際情況,但是出現對周向速度修正過大的現象。
  19. In this paper, two - dimensional and three - dimensional flow models in supersonic inlet and a simple reacting flow model in combustor and integrated flow field are established on the basis of k ? two - equation turbulence model and steady - compressible n - s equations, which are dispersed by finite volume method

    本文以定常可壓縮n - s方程作為控制方程,採用-雙方程作為湍,分別建立了超聲速進道的二維、三維場計算和補燃室及一體化場的湍燃燒,並採用有限體積法對控制方程進行離散。
  20. Preliminary discussion on two - phase flow model in soil

    二相初探
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