軸面速度分佈 的英文怎麼說

中文拼音 [zhóumiànsùdùfēnbù]
軸面速度分佈 英文
meridional velocity distribution
  • 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）
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 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
  • 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
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. The effect of air distributor on the flow fields was studied with emphasis. the working conditions of the bubble column simulated in the numerical study were as same as in the experiments. the velocity profile at axial direction showed a peek in the center, and a backward flow near the wall when usl / usg < 19. 6

    鼓泡塔內軸向液相速度的徑向分佈呈塔中心峰值、壁面附近倒流形式，且與氣相折算速度大小有關，當液相折算速度一定時，隨氣相折算速度增大而愈加陡峭，返混也劇烈。
  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. With the different tripping annulus at the inlet, a new method of the distance definition from the wall was used to measure 35 mean velocity profiles on seven sections in the pipe length x / d = 125. 2

    採用新的離壁距離標定方法，在入口處設有改變擾動強度擋環的條件下，利用熱線儀在管長x d約為125的范圍內完成了七個不同管流截面上的35個軸線方向速度分佈的測量工作。
  4. The flow equations are solved using finite difference technique. using body - fitted curvilinear coordinate system treated the boundary conditions. by iteratively solving the flow governing equation and the blade equation, the design of axial flow pump impeller in the quasi - three - dimensional rotational flow can be performed according to the angular momentum distribution, the blade which was designed in the lifting method, flow channel and the blade thickness given

    其次在流動無粘性、不可壓及考慮葉片厚度的條件下，依據葉輪內的流動特性，推導了葉輪內三維流動周向平均流動控制方程以及葉片方程；在貼體坐標系中，採用有限差分法求解流動方程和葉片方程；在採用升力法設計出的葉片作為初始葉片、給定葉片速度矩分佈、葉片厚度分佈和葉輪軸面流道幾何形狀條件下，迭代求解流動控制方程及葉片方程，實現了軸流泵葉輪的準三維方法設計。
  5. Meanwhile, the fracture was accelerated due to the uneven surface hardness and the unreasonable distribution of the hardening layer on the crankshaft, and the bad lubrication condition in service

    同時軸左頸表面硬度不均勻、淬硬層分佈不甚合理，工作過程中潤滑條件差，加速了曲軸的斷裂。
  6. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明： （ 1 ）超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐，在二維空間上呈軸對稱的雙峰分佈，負壓形成於這個倒渦流錐內； （ 2 ）修正後的霧化氣體速度公式可以滿足超音速霧化的要求； （ 3 ）影響超音速霧化工藝最根本的因素有氣液質量流率比（ gmr ）的大小、霧化氣體流量和倒渦流錐范圍，三個因素的值越大，對形成細粉越有利； （ 4 ）在焊錫合金為zhl63a ，霧化介質微n _ 2 ，導液管突出高度取h = 6 . 0mm ，霧化氣體壓力取p = 1 . 0mpa ，合金過熱度取t = 167 （ t = 350 ）時，所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。
  7. The main object of this paper is to design a diagonal impeller, which requires small size and high rotating speed the first step of design is to solve the radial distribution of parameters at the inlet and outlet of the blade, such as pressure, temperature and velocity. and then, according to the radial distribution, we can design the diagonal impeller blade. blade elements are defined on a cone, which pass through the blade edge streamline location

    其設計思想是採用準三維設計方法，先進行二維流場計算，在葉片軸向間隙中設立計算站，應用數值計算方法計算葉片前後緣的壓力、溫度、速度等參數沿葉高的分佈，然後根據這些參數，選取若干個回轉面進行葉型設計；再將各回轉面上得到的基元葉型沿某一個積疊軸積疊起來形成三維葉片，最後對得到的三維葉片進行試驗，並對實驗結果進行分析比較。
  8. In this paper theoretical and experimental studies are carried out on cross correlation techniques using electrical capacitance sensors applied to non - intrusive restrictive velocity and mass flow rate measurement in a cyclone separator. the mass flow rate is determined from two parameters, namely the solids velocity and the volumetric concentration

    本文同時將電容層成象和相關技術結合，採用雙層電容傳感器測量了旋風分離器料腿中固體顆粒的斷面濃度分佈，同時得到了固體顆粒沿軸向和周向的二維速度。
  9. 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。
  10. 5. aiming at the specific mission that intercept the warhead of tactical ballistic missile, the new issue for designing the guidance law is analyzed, and a new guidance method that fit for the mid - course is presented, based on the idea of predicting the intercept point. to design a feasible terminal guidance law, the shortcoming existing in the proportional navigation when intercepting the warhead is firstly

    針對攔截戰術彈道導彈這一特殊任務，分析了導引律設計面臨的新問題，提出了以預測攔截命中點為思想的中制導段導引方法，研究了末制導段比例導引律彈道形狀和過載分佈特點，在此基礎上為了改善比例導引律的缺陷，引入了目摘『要標機動加速度和導彈軸向加速度等信息、 ，又寸比例導引律進行了修正，井對導引律中各參數進行了優化。
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