hydrodynamic equation 中文意思是什麼

hydrodynamic equation 解釋
流體動力學暫程
  • hydrodynamic : adj. 1. 水力的;水壓的。2. 流體動力學的。
  • equation : n. 1. 平衡,均衡;平均,相等。2. 【數學】方程式,等式。3. 【天文學】(時)差;均分,等分。4. 【化學】反應式。
  1. In addition, the data needed to survey and the equation concerned is given. the elements that affect the hydrodynamic characteristics of ichthyoid rudder are analyzed

    在試驗設計部分,給出了魚形舵敞水試驗的具體思路,有關設備、裝置,需要測量的主要數據,處理數據所要用到的主要公式等。
  2. Using the convective - dispersive equation and based on labo ratory exp eriment, the hydrodynamic dispersion coefficient of unsaturated soil is determi n ed under different inial soil water content, different manner of water infiltra t ion and fertilizer supply

    用非飽和土壤水動力彌散方程及其解析解,在室內試驗的基礎上,研究了非飽和土壤在不同初始含水量、不同入滲方式及不同加肥方式下的水動力彌散系數。
  3. Abstract : using the convective - dispersive equation and based on labo ratory exp eriment, the hydrodynamic dispersion coefficient of unsaturated soil is determi n ed under different inial soil water content, different manner of water infiltra t ion and fertilizer supply

    文摘:用非飽和土壤水動力彌散方程及其解析解,在室內試驗的基礎上,研究了非飽和土壤在不同初始含水量、不同入滲方式及不同加肥方式下的水動力彌散系數。
  4. In the tidal estuary, the current is complex, and the flow is oscillatory. some experiential formulation has presented to calculate the vertical turbulent mixing coefficient. on the base of analysis of the hydrodynamic in the estuary, the theoretical equation, which describes the distribution of the space and time of vertical turbulent exchange coefficient, has developed, the equation has applied to the practice

    潮汐河口水流呈往復振蕩運動,本文在分析潮汐河口水動力特性基礎上,考慮了慣性力及重力等項的影響,通過理論推導得到潮汐河口垂向紊動交換系數的空間分佈及時間分佈的計算公式,以及垂向平均紊動交換系數的時間分佈的計算公式,並將其應用於潮汐河口的實際計算中。
  5. With the sample of longitudinal motion equation, calculating hydrodynamic coefficients by the potential fluid theory is introduced

    並以其縱向運動方程為例,詳細介紹了用勢流理論求解水動力系數的方法。
  6. Based on underwater vehicle ' s nonlinear differential equation and observation equations, swarm intelligence algorithm is used to identify ten hydrodynamic parameters from simulation observed data of the motions of underwater vehicle

    摘要通過水下航行體的狀態方程和試驗觀測方程,利用智能辨識技術對水下航行體的模擬運動數據進行了模擬辨識,求得了10個水動力參數。
  7. Under the cylindrical coordinate, the transit - time effect of the radial gap in the resonance cavity of rtto is studied by hydrodynamic theory. the equation describing the interaction between the electron beam and the high frequency field is obtained

    在柱坐標系統中,我們用流體理論方法分析了rtto諧振腔間隙的渡越時間效應,得到了在有限渡越角情況下電子束與高頻場相互作用的方程。
  8. Firtly, the laser envelope equation and the walefeild equation are derived from maxwell ' s equations and the hydrodynamic equations for the relativistic cold electron fluid

    首先從maxwell方程組出發,推導出激光傳輸方程和尾波場方程。
  9. The equations which are used in the radiation hydrodynamic model include the hydrodynamic equation of plasma, the absorption equation of laser, non - lte electron occupation probability equations, electron ion and photon energy equations ( three - temperature equations ), and the state equation of matter and so on

    考慮的方程有:等離子體流體力學方程組,激光吸收方程,非局域熱動平衡電離下電子占據概率的速率方程組,電子離子的能量守恆方程組和光子的能量輸運方程(三溫方程組) ,關于元素不透明度的方程,以及描述物質狀態的方程等。
  10. In chapter 2, an accurate modified reynolds equation is derived. the modified reynolds equation is solved numerically with the finite different method, the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the rectangular screw are obtained. at last, using numeral methods and coordinate graphs, the influences of rectangular screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第二章,首先推導了非牛頓流體的變形雷諾方程,化簡了雷諾方程,得出了矩形螺紋下有限差分方程;還推出了矩形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,最後用數值計算方法求解,通過坐標圖分析了矩形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  11. In order to predict hydrodynamic characteristics a computational system is developed including determination of the pressure distribution on a wing section by use of the conformal mapping method and panel method respectively and of the flow in boundary layer according to the thin shear layer approximation ( tsl ) for navier - stokes equation approach. the wing sections of naca4412 and naca0012 are applied to test the computational system. the numerical inspection shows that the panel method with better precision and the momentum and the displacement thickness of boundary layer can be used to complete this calculation

    本文分別用守屋的保角變換法和基於源匯渦分佈的面元法,建立了計算槳葉表面壓力分佈的數學模型;應用納維-斯托克方程的薄層近似理論模式和有限差分數值方法,建立了計算機翼表面邊界層內部流動的數學模型;應用槳葉表面邊界層內部粘性流動和外部勢流流動在邊界上的匹配演算法,建立了槳葉表面二相流流動的計算方法和相應的計算機程序。
  12. In practical projects, the boundary shape irregularity of the lake, reservoir, river and estuary area and the non - linear character of hydrodynamic equation make it difficult to get the theoretical solution of the equation, so the numerical solution has to be the only a choice

    由於實際工程中湖泊、水庫、河流、河口區域邊界幾何形狀的不規則,以及水動力學方程的非線性性質,使得理論分析解難以作出,只能求助於數值解。
  13. A general reynolds equation based on er fluid model is obtained, which can be easily extended to other non - newtonian fluids and this equation can provide theoretical basis for the hydrodynamic analysis of er journal bearings

    首次推導了基於電流變流體的潤滑問題廣義雷諾方程,並可擴展到其他非牛頓流體的潤滑問題,為進行基於電流變流體的滑動軸承流體動力潤滑分析提供了理論依據。
  14. In chapter 4, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the serrate screw are obtained. at last, using numeral methods and coordinate graphs, the influences of serrate screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第四章,首先求出鋸齒形螺紋下數值計算所需的有限差分方程,再推出了鋸齒形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,最後用數值計算方法求解,通過坐標圖分析了鋸齒形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
  15. The mechanical properties of the air cushion are studied theoretically. the fem air isolation model based on the state equation of ideal gas is used to study the effects of air isolation. the calculation results suggest that air isolation can reduce the hydrodynamic pressure significantly and restrain the dam vibrations during earthquake

    應用在平面波作用下液體-氣體-固體動力系統的理論,分析了大壩隔震氣幕的力學性態;應用基於理想氣體狀態方程的氣幕隔震的壓力有限元模型,對模型氣幕的隔震效果進行了研究。
  16. The numerical simulation is an effective method. the main task of this dissertation is to establish a hydrodynamic and pollutant transport model, and to simulate the tide field and concentration field of hakata bay : ( 1 ) dispersing the long - wave equation on interlaced grid by adi method, a two - dimension hydrodynamic model is established to simulate the tidal flow in hakata bay under the effects of m _ 2, s _ 2, o _ 1, k _ 1 tide

    本文的主要工作是建立一個深度平均的二維水動力及污染物擴散輸移的數值模型,並對一實際海灣的潮流場及濃度場進行數值模擬: ( 1 )用深度平均淺水波動方程為控制方程,採用迎風adi有限差分方法(交替方向隱式法)在矩形交錯網格上離散潮波方程,建立了一個二維潮流數值模型。
  17. In chapter 3, the modified reynolds equation is solved numerically with the finite different method, and the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction under the trapezoidal screw are obtained. at last, using numeral methods and coordinate graphs, the influences of trapezoidal screw parameters on the generated axial thrust force, minimal mucus film thickness, load capacity of hydrodynamic pressure and circumferential friction are studied and analyzed

    第三章,首先求出梯形螺紋下有限差分方程,然後推導了梯形螺紋作用下軸向摩擦牽引力、粘液膜厚度、粘液膜承載能力、周向摩擦阻力無量綱表達式,並用數值計算方法求解,通過坐標圖分析了梯形螺紋參數對軸向摩擦牽引力、最小粘液膜厚度、粘液膜承載能力、周向摩擦阻力的影響。
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