流入邊界條件 的英文怎麼說

中文拼音 [liúrùbiānjiètiáojiàn]
流入邊界條件 英文
inflow boudary condition
  • 流 : 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...
  • 入 : Ⅰ動詞1 （進來或進去） enter 2 （參加） join; be admitted into; become a member of 3 （合乎） conf...
  • 邊 : 邊Ⅰ名詞1 （幾何圖形上夾成角的直線或圍成多邊形的線段） side; section 2 （邊緣） edge; margin; oute...
  • 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
  • 條 : Ⅰ名詞1 （細長的樹枝） twig 2 （條子） slip; strip 3 （分項目的） item; article 4 （層次; 秩序; 條...
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 流入 : inflow; influx; indraught流入角 fluid inlet angle; influx angle; 流入量 influx; inflow
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  • 條件 : 1. （客觀的因素） condition; term; factor 2. （提出的要求） requirement; prerequisite; qualification
  1. A one - dimensional oceanic mixed layer model with the m - y level - 2. 5 turbulence closure schemes is employed. the rate of energy loss by breaking waves is estimated by parameterization and incorporated into the model as a source of turbulence kinetic energy ( tke ) by modifying the existing surface boundary condition of tke equation. the velocity field and turbulence energy budget are calculated under different forcing conditions ( the results given below are for a wind speed of 20 m / s. )

    採用一維2 . 5階湍封閉混合層模式，根據參數化方法對波浪破碎導致的能量耗散率進行了估計，通過改變湍動能方程的上邊界條件引入波浪破碎對湍動能生成的影響，計算了不同風應力強迫下的混合層流場結構和湍能量收支（下述給出的結果是取風速為20m s得到的） 。
  2. According to non - newtonian fluid mechanics theory and mathematical method, conbined with plunger moving property, the hypothesize fluid is imcompressive, hydraulic radius of flow of liquid in crevice is very little, and it is laminar flow, the flow is treated fixed continuous flow at every instant position of plunger, equation of motion and boundary condition were set up in condition of concentric and eccentric of pump barrel and plunger

    運用非牛頓流體力學理論和數理方法，結合抽油泵柱塞運動特點，假設液體為不可壓縮的，液體在縫隙中流動的水力半徑很小，呈層流流動，柱塞在每一位置的瞬間，流動做定常流處理，建立了泵筒與柱塞同心和偏心兩種情況下運動方程和邊界條件，引入無量綱坐標、無量綱速度和柱塞與泵筒偏心配合時的縫隙高度，並給出縫隙流流速、流量的解析解。
  3. Inflow boundary condition

    流入邊界條件
  4. The characteristic inflow boundary conditions are used at the inflow boundary. we also set the pressure correction term at the outflow boundary

    入口邊界採用特徵入流邊界條件，並在出口邊界作壓力修正。
  5. In this paper, the standard three - dimensional k - two - equation turbulence model which modifies the item of buoyant effect and simple algorithm are adopted, wall functions are used to deal with the boundary condition and a simplified method - box method is used to model the supply air boundary condition

    本文數值計算採用經過浮升力項修正的k -兩方程模型和simple演算法，壁面邊界條件採用標準壁面函數，風口邊界條件採用盒子方法。廠房內的氣流運動主要受風口出流動量的制約，因此選擇合理描述入流邊界條件的風口模型對數值模擬至關重要。
  6. The results show that a warm high ridge at the middle level and transformed surface cold high over the plain provide a good background condition ; a cooling process produced by net surface radiation fluxes is the trigger and strengthening mechanism for the fog event ; the subsidence flow at the middle and low tropospheric levels is favorable for the setting - up and maintenance of stable stratification at the boundary layer and weak wind condition at the ground layer over the fog region ; the transportation of weak warm advection at lower levels and weak lift motion at the boundary layer play a very important role to the long maintenance of the fog event ; the intrusion of north wind accompanied by cold advection is a main dynamic factor of the fog dissipation

    結果表明：在中高層暖性高壓脊及地面變性冷高壓穩定維持的大尺度背景條件下，地表凈輻射引起的近地層冷卻是大霧過程的觸發和加強機制；中低空下沉氣流的存在有助於近地層的弱風條件和穩定層結的建立；低層暖平流的輸入和邊界層的淺層抬升是大霧長時間持續的原因；伴隨冷空氣南下的偏北大風是驅使大霧消散的動力因子。
  7. ( 2 ) a series of experiments on time scale distortion are made with real river model, inflow and outflow boundary condition, and continuous simulation. by means of analysis of the experimental data on model water level, water - surface gradient, cross velocity, outflow discharge process and the sediment transportation capacity, the main physical reasons for the above hydraulic parameters deviations caused by time scale distortion are illustrated : response delay of model channel storage capacity and rate of water level with time

    （ 2 ）採用真實的河工模型和入出流邊界控制條件以及連續模擬的方法進行了有關時間變態率的系列試驗，通過模型水位、比降、流速、出口流量過程線和斷面挾沙力試驗資料的分析，闡明了時間變態引起上述各種水力參數偏離的主要物理原因：模型的槽蓄響應和洪水過程時間變化率的響應滯后。
  8. The approach for dealing with the upper surface boundary conditions to adapt the complicated situation such as infiltration of precipitation or irrigation, surface ponding, runoff formation, evaporation and evaportanspiration as well as the alternative occurrence of these situations are proposed

    提出了適應降雨灌溉、蒸發等復雜的上邊界條件的處理方法，可以用來統一計算土壤剖面降雨灌溉入滲、地表積水、地表產流、蒸發、蒸騰以及當這些現象交替出現時的水分運動過程。
  9. By using the method of wave source distribution, sources were distributed along the boundary of the harbour, then by using the matching conditions of the inner and outer fields on the entrances of the harbour, the strength of the sources was calculated

    利用源匯分佈法，在港灣邊界上布置源匯，並在入口處利用內外場的匹配條件，來求解置於港灣邊界上的源強，進而求得港灣內的整個流場。
  10. The infiltration process of the water on the surface is analysized under rainfall conditions, the two - dimensional mathematical model and its boundary conditions are presented

    分析了降雨條件下地表水入滲的過程，提出了降雨條件下非飽和滲流的二維數學模型及邊界條件。
  11. Change of flow and sediment conditions, inflow of branches, the different river boundary conditions and the different respond methods caused by the different of river boundary conditions are the cause of complex response in replacement of the spatial and temporal process

    輸入水沙條件的變化、水庫下遊河道支流入匯、河床邊界條件的變化以及因此導致的不同調整方式是引起時空演替復雜響應的主要原因。
  12. By using three different ways to discuss feasibility of two equations of k - s pattern to compute circular cylinder, it hold that two equations of k pattern is unsuitable to compute the unstable problems about circular cylinder. when it was studied under different turbulent intension about circular cylinder, it is found that the obstruction curve change greatly as the altering of the intension. but not so much after the result is averaged

    利用三種不同研究方法直接採用雙方程k -模型對圓柱繞流進行計算採用雙方程k -模型對后臺階突擴流動進西安建築科技大學博士學位論文行非定常計算構造入口邊界條件，在無圓柱條件下進行計算，對雙方程k一:模型計算圓柱繞流適定性問題進行討論，認為雙方程k一:模型不適用於計算圓柱繞流非定常計算問題。
  13. Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate

    摘要以普蘭德動量傳遞理論為基礎，按照卡門的三層模型，通過室內模擬環道用0號柴油及加入減阻劑在圓管內的流動參數的測定，計算了非牛頓型流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度，渦流粘度與運動粘度比、總應力隨相對位置的變化等定量參數，探討了高分子減阻劑對非牛頓流體流動特性的影響，對湍流減阻現象的機理與增大減阻率的條件進行了定量分析。
  14. In the first, designed and set up the visual experiment equipments, and carried on the visual experiment, the characteristic of low re flow was analyzed through injecting ink to the channel ; secondly, in order to analyzing channel fluid conduct heat mechanism of strengthening further, heat transfer and fluid flow experiment study device was designed and set up, and carried on the experiments under the equal heat flux border situation

    首先設計並建立了可視化實驗裝置，進行可視化實驗。通過向通道注墨水以顯示流體流動狀況，分析了低re數時的流體流動特點；其次，為進一步深入分析通道內流體傳熱強化機理，設計並建立了換熱及流體流動實驗研究裝置，進行了等熱流邊界條件換熱和流體流動阻力實驗。
  15. Firstly, based on n - s equation, the momentum differential equation （ contained centrifugal force ） is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer

    本文首先根據粘性流體力學的一般方程，通過在邊界層內進行量級比較，在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿足的邊界條件，然後對該微分方程在邊界層內積分得到離心泵葉輪邊界層動量積分方程，在求解過程中引入了無量綱離心因子，並作了相應合理的假設，得出積分方程解的一般表達式，並引入以邊界層動量損失厚度為主要特徵量的無量綱參數對邊界層分離進行評價。
  16. Based on the saturated - unsaturated seepage theory, the mathematic model under the condition of rain infiltration has been deduced. the problem of mathematic model is primarily solved and the rain infiltration boundaries have been successfully handled

    並以飽和一非飽和滲流理論為基礎，推導了考慮降雨入滲的三維飽和一非飽和滲流數學模型，闡述了降雨入滲的數學建模問題，而且對于降雨入滲問題邊界條件的處理也取得了成功。
  17. The standard k - e model is adopted to simulate the flow of practical channel regulation projects. the numerical results show that the velocity distribution of flow in the regulation project river reach are mainly controlled by the geometries of natural river

    最後將標準k一:紊流數學模型應用於實際航道整治工程應用中，引入相應的邊界條件，數值模擬了整治河段水流的三維流動過程。
  18. Then, only a given curve satisfied by the conditions of import and outlet of vane wheel as its modular curve will neglect the middle varying processes of in vane wheel, which reflect microscope properties in some degree - flow properties in boundary layer. leading into the velocity - coefficient unifies the boundary layer and eular theory in the design process of vane, which extends the area of selection of vane ' s curves and provides a valuable object function for the optimization design of vane

    那麼，僅憑一條預先給定的滿足葉輪出入口條件的曲線去來作為葉輪的型線，它必將忽略了這種除了葉輪出入口之外的中間變化過程，而這種中間變化在某種程度來說又反映出微觀特性? ?邊界層流動特性；速度系數的引入，它使邊界層理論和歐拉理論在泵的葉輪設計過程中得到統一；它使選擇葉片曲線的域圍拓寬；它也為葉輪的優化設計提供了一個很有參考價值的目標函數。
  19. By using the method of construct boundary condition at the entrance, it did a research on the formation principle of karman vortex and believed that there was no direct relationship between the formation and the object itself. the existence of the object just provided a basic current in the space to generate a absolutely unstable district and so the explanation of absolutely unstable model near wake flow is more suitable

    通過採用構造入口邊界條件的方法，對k rm n渦街的形成機理進行研究，認為渦街的生成與物體本身無直接關系，物體的存在只是在空間內提供了可以產生絕對不穩定區域的基本流，因而近尾跡絕對不穩定模式的解釋較為合適。
  20. The concept of extendable region is introduced to solve the conveyor stoppage problem on a mixed - model assembly line, and some problems, such as the necessary and sufficient conditions due to which the conveyor stoppage may occur, and the bounds of the objective function are studied

    摘要將可擴展工作域概念引入混流裝配線中的傳送帶中斷問題，研究了該問題的相關性質：裝配線中斷發生的充分必要條件，目標函數的邊界等。
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