軸向速度 的英文怎麼說

中文拼音 [zhóuxiàngsùdù]
軸向速度 英文
axial directed velocity
  • 軸 : 軸Ⅰ名詞1. （圓柱形的零件） axle; shaft 2. （對稱部分的直線） axis 3. （圓柱形的纏繞器物） roller; spool Ⅱ量詞（用於纏在軸上的線以及裝裱帶軸子的字畫）
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Three kinds of results are obtained by simulation calculating the two models : the composed vector diagrams of the axial velocity ( v ) and the radial velocity ( vr ) at the different times in the symmetry section ; diagrams of curves of the velocity vector ( v ^ ) and ( vr ) at the different times in the different sections ; diagrams of the secondary flow vectors at the different times in the different sections

    我們對兩種不同直徑的s型血管進行了有限元模擬計算，得到三種結果：在對稱面內不同時刻的軸向速度v _和徑向速度v _ r的合成矢量；在不同截面不同時刻的速度分量v _和v _ r的曲線圖；在不同截面不同時刻的二次流的矢量圖。
  2. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上，以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型，通過攝動方法和有限體積法，首次對各種截面（圓截面、橢圓截面、環形截面、矩形截面）旋轉曲線管道內充分發展流動的流動結構和傳熱特性（包括耦合對流傳熱特性）以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析，詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響，獲得了若干創新性成果。
  3. The saffman force does not affect the axial velocity of the flow, while it change the concentration of the particle. the gas - particle two - phase flows in the present of temperature were also numerical simulation

    討論了絕熱、有溫差和添加熱泳力三種情況下的兩相流場，分析了溫度梯度、湍動能、軸向速度和顆粒濃度的變化。
  4. This dissertation focuses on the integration technology in the magnetic bearing system including permanent magnet biased axial - radial magnetic bearing, bearingless induction motor, novel switching amplifier used in mb and robust control of mb

    電磁軸承集成技術是目前磁軸承高速電機領域研究的熱點。該技術對于提高系統的可靠性、減小轉子軸向長度和體積，改善高速電機的動態性能具有獨特的作用。
  5. ( 6 ) as dean number is increased, the secondary flow firstly becomes symmetry and then the anticlockwise vortexes are enlarged, the contours of axial velocity and the stream function become symmetry, the secondary flow is intensified and the friction factor ratio increases

    （ 6 ）增大dean數，二次流先趨于對稱而後逆時針方向的二次渦增大，軸向速度和流函數等值線趨向于對稱，摩擦系數比增大。
  6. ( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1

    （ 5 ）增大撓率，逆時針方向旋轉的一二次渦和流函數的負值區域增大，軸向速度最大值的位置按逆時針（環形截面）或順時針（圓截面）方向旋轉，摩擦系數比最終趨向於1 。
  7. We analyze the effects of the flow parameters and the geometrical parameters on the axial flow, the secondary flow and the friction

    分析了各種流動參數和幾何參數對軸向速度、二次流動、壁面摩擦力、摩擦系數比的影響。
  8. 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氣流的流動參數並與實驗數據對比，結果表明修正-湍流模型在近入口處基本上能預測出中心區、環形區和近壁區的流動特性，在遠離入口弱旋流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。
  9. The boundary conditions considered may be assumed to be on simple supports with torsional springs at both ends, which is an appropriate assumption to the real constraints

    利用邊界條件得到系統的頻率方程，通過數值方法解出系統的前兩階固有頻率隨軸向速度變化的情況，並導出了系統的前兩階復模態函數。
  10. ( 2 ) with f varying, there exists a number fr which is about - 1 ( curvature, torsion and dean number have little influence on fr ), when f > fr, the maximum of the axial velocity is near the outside bent and the friction factor ratio increases with f increasing ; when f < fr, the maximum is near the inner side bent and the ratio increases with f decreasing ; when f = fr, the distributions of the axial velocity are similar to those of poiseuille flow and the friction ratio is about 1

    （ 2 ）當f變化時，存在確定的數值fr （ fr在- 1左右。曲率、撓率和dean數對fr的影響很小） ，當f fr時，軸向速度最大值偏向外側，摩擦系數比隨f增大而增大；當f fr時，軸向速度最大值偏向內側，摩擦系數比隨f減小而增大；當f = fr時，軸向速度的分佈和poiseuille流近似相同，摩擦系數比約為1 。
  11. In this thesis, the basic arithmetic of piv software - cross - correlation arithmetic is introduced in detail, during the data process, through processing the two sequential images by the cross - correlation arithmetic, the vector charts of particles velocity can be obtained, so is the chart of absolute velocity, with velocity decomposed into the radial velocity and axial velocity

    本文對試驗所獲得的連續圖像通過互相關演算法，獲得顆粒速度矢量圖，並將速度分解為徑向速度和軸向速度，對每一小區域內的顆粒按速度方向不同進行速度平均，獲得顆粒的平均速度分佈曲線。
  12. The axial droplet velocity profile is nearly linear across the pipe section, and is different from the axial gas velocity profile

    液滴速度與氣相速度分佈不同，在垂直方向上液滴的軸向速度近乎呈線性分佈。
  13. The axial velocity, fluctuation velocity, the turbulence intensity, and transverse velocity of the fine particle were studied

    研究了管道中近壁區顆粒的軸向速度、湍流強度和徑向速度。
  14. This thesis is aimed to study the flow field in circulating fluidized bed ( cfb ) holier in cold state based on the system of particle image velocimetry ( piv ), several parts are included : the distribution of particles velocity in cfb boiler including radial velocity and axial velocity of particles ; the average radial and axial concentration distribution of particles in cfb boiler ; the average radial and axial size distribution of particles in cfb boiler

    本文採用piv系統對循環流化床鍋爐冷態流場進行了試驗研究，研究的主要內容包括：循環流化床冷態流場粒子的速度分佈特性，包括粒子的徑向速度和軸向速度分佈；循環流化床顆粒的平均濃度沿徑向和軸向分佈特性；循環流化床顆粒平均粒徑的軸向和徑向分佈特性。
  15. Larger changes were measured in the near wall region. the numerical simulating results of the gas - particle two - phase flow in duct show that the velocity difference of the gas and particle in the near - wall region would increase as the diameter of the particle enlarge

    絕熱兩相流的數值模擬結果表明顆粒在壁面的跟隨性隨粒徑的增大而下降，近壁區saffman升力的存在對兩相流動的軸向速度影響不大，但對顆粒的濃度分佈有一定的影響。
  16. The transport of macromolecules in curved tubes with permeable arterial wall was simulated numerically. the fields of axial velocity, the fields of secondary flow function and the distribution of wall shear stress along the transverse section of arterial wall were obtained under different dean number, 10

    10800 ，計算了彎曲血管內的二次流軸向速度場和剪應力沿管壁分佈的情況。計算求得了在不同dean數和peclet數下，其中10
  17. Measuring axial velocity and its dispersion for liquid droplet streams

    液滴束流軸向速度及其彌散的測量
  18. Both qualitative analysis to the changing trend of droplet axial velocity profile and quantitative comparison with experimental data demonstrate the rationality of this model

    計算與實驗結果表明：無論是從液滴軸向速度分佈變化趨勢的定性分析，還是從與實驗數據的定量比較來看，建立的模型都是合理的。
  19. Axial velocity ratio

    軸向速度比
  20. Then, the distribution of tangential, radial, axial components of velocity and pressure is given

    同時得到了流場內部切向速度、徑向速度、軸向速度及壓力分佈規律。
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