unstructured grid 中文意思是什麼

unstructured grid 解釋
非結構網格
  • unstructured : adj. 非正式[有系統地]組織起來的；鬆散的；自由的；開放的。
  • grid : n 1 格子，格柵。2 （蓄電池的）鉛板。3 【無線電】柵級。4 鐵道網；【電學】電力網；〈英國〉（全國）...
  1. The unstructured overset grid algorithm is explored in this paper

    本文研究了基於非結構的重疊網格演算法。
  2. In order to verify the accuracy, credence and effectiveness of the unstructured overset grid algorithm, steady and unsteady flow field of naca0012 airfoil are simulated. the unsteady flow field is caused by the oscillation of the airfoil. the two computational results are both compatible well with the experimental data

    為了驗證非結構重疊網格方法的正確性、可靠性和有效性，本文對基於非結構重疊網格的naca0012翼型的定常流場以及簡諧振蕩的非定常流場進行了數值模擬，均取得了與實驗數據符合良好的結果。
  3. Numerical optimization in a structured unstructured grid

    非結構網格中的數值優化計算
  4. It adopts reynolds time - average n - s equation and k - ? turbulence model to calculate the inner 3 - d viscid turbulence flow of centrifugal pump. in the unstructured grid, the governing equations are discretized with finite volume method based on finite element method. then the pressure correction method is used to carry out numerical calculation

    而後採用基於雷諾時均n - s方程與標準-湍流模型來求解離心泵葉輪內三維粘性紊流，在非結構化網格中，採用基於有限元的有限體積法對方程進行離散，用壓力校正法進行數值求解。
  5. Numerical method on unstructured hybrid grid for hypersonic flows with magnetic fields

    非結構混合網格高超聲速繞流與磁場干擾數值模擬
  6. We also compute naca0012 airfoil and certain three - foil flow field separately with explicit 4 - step runge - kutta scheme and the implicit lu - sgs scheme and results show the latter is much more efficient. in the end, the capability of the algorithm to deal with multi - bodies in relative movements is demonstrated by a dropping drank problem. it turns out that the unstructured overset grid is valuable and promising in practical application

    同時為了驗證隱式lu - sgs格式的收斂效果，我們對基於單塊網格的naca0012翼型與某三段翼型在不同的來流條件下，分別用帶隱式的lu - sgs格式與顯式的四步runge - kutta格式的解算器進行了數值模擬。
  7. Dynamic unstructured grid method with applications to 3d unsteady flows involving moving boundaries

    非結構動網格在三維可動邊界問題中的應用
  8. More and more attention has been paid to unstructured adaptive grid for its distinguished advantage in dealing with complex boundary conditions

    自適應非結構網格因其在處理復雜外形問題上的顯著優勢而受到越來越多的關注。
  9. An effective and well robust unstructured dynamic grid method is developed to solve the unsteady aerodynamic problem. on the basis of classic linear spring analogy, several modified methods for the linear spring stiffness coefficient is introduced

    在現有的經典線性彈簧方法的基礎上，通過對網格單元邊、面和體的考慮，引入了對線性彈簧倔強系數諸如抗拉、抗扭和抗壓等多種修正方法。
  10. 3. a hybrid grid method is described which combines structured grids with unstructured triangular and cartesian tree grids to provide great flexibility in discretizing a domain. according to this idea, computational grid of n - s equations solution is generated, which greatly extend the ability of the cartesian grid

    基於結構非結構混合網格方法，利用三角形非結構網格、結構化網格和直角切割網格的各自特點和優勢，生成了適用於navier - stokes方程求解的計算網格，拓展了直角切割網格在復雜流場數值模擬中的適用范圍。
  11. But the nnd algorithm can " t reach 2 - order precision, and the cell - centred finite volume algorithm is not suit to solve hypersonic problem. for the efficiency of the four - stage runge - kutta time - stepping scheme is low, and the robust is bad for the hypersonic problem, an implicit time - stepping scheme is adopted. this scheme can preserve the results precision and improve the computing efficiency sharply, and is an innovation for the time - stepping scheme of unstructured grid

    為了解決目前傳統四步龍格一庫塔時間推進效率較低、計算高超聲速流場時魯棒性較差的問題，本文改進並採用了一種隱式時間推進格式，能夠在保證精度要求的情況下有效的提高流場計算時的計算效率，對基於非結構網格的時間推進格式有了發展和創新。
  12. The advancing - front method and the delaunay method are studied here to fulfill the generation of 2 - d unstructured grid. the mesh is built and renewed by using delaunay triangulation method

    網格的劃分及更新採用delaunay三角化方法，網格內部節點的生成則是基於陣面推進法的思想。
  13. In consideration of computation exactness and cost, the unstructured grid, rng k - e turbulence model, renold - averaged n - s equations and second order upwind scheme were used to solve 3d turbulence flows with and without secondary combustion of a experimental strutjet rbcc in ejecting mode

    在綜合權衡精度和速度的基礎上選取非結構網格技術、 rngk -湍流模型、雷諾平均n ? s方程、二階上風顯式離散格式求解並研究了支板式rbcc引射模態三維燃燒流場。
  14. The databases in your grid might contain structured and unstructured data, flat files and other objects stored in file systems, as illustrated in figure 1

    網格中的數據庫可能包含結構化和非結構化的數據、大文件以及在文件系統中存儲的其他文件對象，如圖1所示。
  15. The results of the three dimensional simulation emphatically show flow characteristics change along the spillway width and furthermore verify that the combination of k - e turbulence model with the vof model and unstructured grid can successfully simulate complex three dimensional turbulent flow on the stepped spillway

    三維計算著重體現了流場沿溢洪道寬度方向的變化規律，進一步驗證了vof模型、非結構網格與卜。紊流模型相結合能夠成功地模擬三維階梯溢流壩面復雜流場。
  16. An efficient method for generation of three - dimensional unstructured grid

    快速生成三維非結構網格的一種方法
  17. Unstructured grid generation for three dimensional complex geometries and its application

    三維復雜外形非結構網格的生成及應用
  18. Numerical analysis of multi - element airfoil using unstructured grid and euler and n - s equations

    基於變形網格技術的非定常流動數值分析方法研究
  19. What is done in the paper shows that the unstructured grid has the great potential power and it will be more widely used in the computational fluid dynamics ( cfd ) in the future

    本文的工作表明，非結構網格生成及應用在計算流體力學中具有良好的發展前景。
  20. In order to save the time of unstructured mesh generation, the main work of this paper is to develop the technique of parallel unstructured grid generation

    本文的主要目的是研究和發展非結構網格的并行生成技術，以實現快速生成非結構網格，從而為流場數值計算節省大量時間。
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