finite element discretization 中文意思是什麼

finite element discretization 解釋
有限元離散化
  • finite : adj. 有限的；【語法】限定的；【數學】有窮的，有盡的。n. 〈the finite〉 有限（性）； 〈集合詞〉有限物。adv. -ly ,-ness n.
  • element : n 1 要素；成分；（構成）部分；分子。2 【化學】元素；【數學】元，素；【機械工程】單元；單體；【無...
  • discretization : 離散化
  1. It dwells here upon the constitutive model of tlastic creep damage of heat resistant steel, establishing a corresponding variation principle and finite element discretization form, thus introducing complete numerical variational methods

    主要提出耐熱鋼的彈性蠕變損傷本構模型，建立起相應的數值變分原理以及有限元離散化形式，從而形成完整的數值變分方法。
  2. Sampling methods for common distributing random numbers and the samples of random fields are proposed. combining the monte - carlo simulation technique with the one - dimensional discretization finite element method, the monte carlo - finite element method for stochastic analysis and the reliability computation of thin - walled box girders are proposed in this thesis

    建立了幾種常用分佈隨機數以及隨機場隨機樣本的產生方法；將蒙特卡羅數值模擬與薄壁箱梁一維離散有限元法相結合，提出了薄壁箱梁隨機分析和可靠度計算的蒙特卡羅有限元法。
  3. Using the approximation form of lumped mass matrix instead of the mass matrix in finite element discretization in space, backward differencing scheme in time, an implicit computational scheme is yielded, it proved the convergence estimate for this implicit scheme

    對有限元離散中引起較大誤差的質量矩陣，採用了近似形式的集總質量矩陣來代替，時間項採用向後差分，得到了一個隱式的計算格式，證明了計算格式的收斂性及其收斂速度估計。
  4. ( 3 ) on parallel computing of the third generation ocean general circulation model from lasg / iap i ) we present an optimization model by multi - overlapping - boundary for parallel explicit integration with finite difference discretization, and point out that the gap between speed of network and cpu makes it a practical technique. we compare the parallel characteristics of spectral element and finite difference from the point of view of communications, communication - to - computation ratio and scalability

    （ 3 ）關于中科院大氣物理研究所第三代海洋環流模式的高效并行計算? ）基於對有限差分離散的分析，提出了一個面向顯式時間積分并行計算的多重疊國防科學技術大學研究生院學位論文邊界優化模型，指出了網路速度與處理器速度間的落差使得採用冗餘計算取代部分通信成為一種具有相對優勢的實用技術。
  5. Finite element discretization

    有限元離散化
  6. Visual programming of the bscas ( bridge structure constructional analysis system ) is realized, the mechanism of establishment and discretization of diagrammatic drawing of bridge structure has been analyzed in details with the theory of mechanics and finite element method. at the same time, theory, function and applicability of the program have also been discussed in the paper

    編制了bscas大跨度橋梁結構施工分析軟體，從力學和有限單元法原理對橋梁結構計算圖式的建立和結構離散化原理做了較為詳盡的剖析，對程序的編制原理、功能以及適用范圍做了詳細的說明和討論，提出了一些自己的認識和觀點。
  7. The physical and mathematical models are founded. numerical simulation of marangoni convection in the liquid bridge and gas channel was performed by employing the primitive variable method and using galerkin finite element method, which is applied for discretization of non - dimensional governing equations and boundary conditions. the relationship between the suppressing status of mc in the liquid bridge and the inlet gas velocity or the channel width is obtained, and the suppressing status of some kinds of marangoni numbers ( ma ) or size ratios of liquid bridge a is analyzed

    採用原始變量法，用galerkin有限單元法對無量綱控制方程及邊界條件進行離散后，數值模擬了微重力條件下半浮區硅熔體及氣體流道內的marangoni對流，得出了無量綱氣流沖刷速度及流道寬度變化和熔體內熱毛細對流抑製程度的關系，進而分析了不同的無量綱參數ma數和不同熔體幾何尺寸比a下熱毛細對流抑制情況。
  8. Application of the cauchy ' y law of continua, the motion equation of the tetrahedral element is concluded, and discretization the analysis zone, applying the finite difference method, all tetrahedral differential equations of motion are converted into the nodal finite difference equation

    快速拉格朗日分析程序運用連續介質的柯西定律，推導出四面體單元運動偏微分方程，並離散化分析區域，用有限差分計算方法，把所有的四面體單元運動偏微分方程等效成節點有限差分方程。
  9. On the basis of some conclusion, we have proved that the schemes have second - order convergence accuracy for the time discretization, a two - level method for resolving the nonlinearity in finite element approximation of the stationary conduction - convection problems is presented

    在某些已有結論的基礎之上，我們證明了這種格式對于時間離散上的二階精度。提出了一種解決定常的熱傳導-對流問題的有限元近似中出現的非線性問題的兩層方法。
  10. These methods can be divided into two types. one is the methods based on the ray - tracing technique, such as monte - carlo method, zone method, discrete transfer method ; the other is methods based on the discretization of radiative transfer equation, such as discrete ordinate method, finite volume method, finite element method and so on

    目前輻射傳遞問題的求解方法可分為兩類，一類是以射線蹤跡為基礎的方法，如蒙特卡洛法、離散傳遞法、區域法等;另一類是基於輻射傳遞方程離散的方法，如離散坐標法、有限體積法、有限單元法等。
  11. Local and parallel finite element algorithms based on two - grid discretization for steady navier - stokes equations

    方程的局部和并行有限元演算法
  12. This dissertation is mainly discussed in the following three perspectives : the numerical modeling of bus body surface, the space discretization for numerical simulation of flow field around bus using finite element method ( fem ) and wind tunnel test for bus model

    本課題主要在客車車身表面數值模型建立、客車周圍流場有限元數值模擬的空間離散化和客車模型風洞試驗三方面進行了研究。
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