紊流分離 的英文怎麼說

中文拼音 [wènliúfēnlí]
紊流分離 英文
turbulent seperation
  • 紊 : 形容詞（紊亂） disorderly; confused
  • 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...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 紊流 : burble
  1. Although the knowledge of wind effects on tall buildings has significantly improved over the last decades, an understanding of the mechanism that the atmospheric flow field to various wind include effects on structures has not been developed sufficiently for formulation of functional expressions. not only is the wind approaching a building complex, but the flow pattern generated around a building is complicated by the distortion of the mean flow field, the flow separation, the vortex formation, and the wake development

    在過去的幾十年裡，雖然人們對高層建築風效應的了解已有顯著提高，但對大氣流場與結構物各種風致響應的關系還不能用解析表達式加以描述。由於平均流場的奇變、流動分離、旋渦形成以及紊流的發展，不僅使得流向建築物的風，而且使得繞建築物的流譜變得十分復雜。
  2. Momentum integral equation of turbulent boundary layer on ogree section of spillway dam in considering the gravity and centrifugal force

    考慮重力及離心力的溢流壩反弧段紊流邊界層動量積分方程
  3. The total pressure is subdivided into the hydrostatic and residual hydrodynamic components. k - e turbulent flows model, non - staggered curvilinear grids, momentum interpolation, simplec and simpler algorithms are used to solve the basic equations

    水流運動方程壓力項分解為靜水壓力和動水壓力，紊動粘性系數由k紊流模型求解，非交錯網格減化方程離散，降低插值運算。
  4. Topics include the principles of conservation of mass, momentum and energy ; hydrostatic behavior of floating and submerged bodies ; lift and drag forces ; dimensional anaylsis ; wave forces on ships and offshore platforms ; laminar and turbulent flows

    主題涵蓋質量守恆、動量守恆及能量守恆等原理、浮體及沈體之流體靜力行為、升力、拖曳力、因次分析、船舶及離岸平臺上作用的波力、層流及紊流。
  5. The velocity distributions, the relative mach number distributions and the flow trace distributions are visualized, and the reasons, which cause bad aerodynamic losses and make the flowfield complicated, are analyzed, including wake, secondary flow, separated flow and the interaction between shock and boundary layer

    顯示壓氣機內的速度場、相對馬赫數分佈及流動跡線分佈等，並分析造成嚴重損失及使流場趨于復雜紊亂的原因，包括尾跡、二次流、分離流及激波/附面層干擾等現象。
  6. Comparison between the numerical results and the measured data shows that it is adequate for the standard k ~ e turbulence model to simulate the complicated flow pattern with the existence of separation and circulation zones

    實測流速資料和數值模擬結果表明，所選用的紊流數學模型可很好的模擬出由於丁壩阻隔水流所產生的分離、迴流等流動現象。
  7. In this paper, based on the navier - stokes equation and the k - turbulent model, the numerical simulation of the 3d turbulent flow in a centrifugal impeller, of which specific speed is 93. the distribution of the velocity and pressure in the blade - to - blade passage are presented at the design and off - design operating conditions. the simulation results were verifiable with the results measured by piv

    本文基於n ? s方程和標準的k ?雙方程紊流模型，採用商用cfx - tascflow計算軟體對一離心泵葉輪模型進行了葉輪內部三維紊流數值模擬，得到了三個典型工況下、從輪轂到前蓋板每一個斷面上的速度和壓力分佈。
  8. A better desired ventilation form is acquired by comparing the three efficiency values. on the basis of recently materials collected in the field at home and abroad, this paper adopts two - equation turbulence model by analysis and comparison, and sets up mathematical model to study three - dimentional indoor turbulent flow. control - volume method and power - law scheme is used to discrete these differential equations. according to semi - implicit method for pressure - linked equations ( simple algorithm ), author writes a general program in c language for simulation of the velocity profile, temperature and pollution concentration distributions of indoor airflow, and the writing, the debugging and the running of the program. all are completed in microsoft visual c + + 6. 0 environment

    在收集國內外在這一領域內的大量資料的基礎上，通過分析與比較，採用了k -雙方程模型來研究室內氣流的濃度分佈，建立了描寫穩態的三維紊流室內氣流濃度分佈的數學模型，採用控制容積法和冪函數分佈方案來離散微分方程組，按壓力藕合方程的半隱式法（ simple ）演算法，用c語言編寫了計算室內氣流流場和溫度場、濃度場的通用程序，並在microsoftvisualc + + 6 . 0環境下對程序進行編制、調試與運行，並對調試工作做了探討與分析。
  9. The contents and original points of view are as follows : 1. the complete depth - averaged tubulence model is adopted to compare with the tradional depth - averaged model. the non - uniformity of velocity in z axis is considered in the former. the rigid - lid assumption, which was adopted for long time, is discarded, while the transpot equation of kinetic energy of dispersion is introduced. the 2d term ' s distribution of space - time is calculated

    論文包含的主要內容及創新點有： 1 、引進了完全深度平均紊流模型，與傳統深度平均紊流模型相比，該模型計入了流速在深度方向分佈不均勻的影響；去掉了深度平均紊流計算中長期採用的「剛蓋假定」 ，同時模型通過引進離散動能的輸運方程，計算了二維離散項的時空分佈。
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