discrete mesh 中文意思是什麼

discrete mesh 解釋
離散網格
  • discrete : adj. 1. 分離的，分立的；顯然有別的。2. 不連續的；【數學】離散的；【哲學】抽象的 （opp. concrete）。adv. -ly
  • mesh : n 1 網眼；篩孔；〈pl 〉網，網狀物，網路；網絲；銅紗；〈pl 〉法網。2 【機械工程】（齒輪的）嚙合。v...
  1. An original mesh generation method based on the nc track points of tool surfaces is proposed here, the method can automatically generate meshes consisting of only quadrilateral elements, which is desirable for better accuracy and efficiency of simulation. besides, an automatic local coarsening algorithm for structured quadrilateral meshes is also developed. for arbitrary discrete points on auto body surfaces, an automatic triangulation method is adopted and a series of mesh optimization methods with given constraint conditions are proposed

    創新地提出了基於模具型腔表面nc數控軌跡點的全自動四邊形網格生成演算法，提出了結構化四邊形網格局部自動優化演算法，研究了基於車身曲面離散點的三角形網格自動生成演算法，並提出了給定約束條件的三角形優化演算法，探討性地研究了基於模具曲率半徑的板料初始網格局部自動細化演算法。
  2. In chapter 1, we use the p1 nonconforing mortar element to discrete poisson equation, and adopt multigrid method to solve the discrete equations, we have proven that the algorithm has a uniform convergence rate, that is, the convergence rate is independent of the mesh size and level. the multigrid method for the stationary stokes equations based on mortar mixed element method is presented in chapter 2, and the uniform convergence rate of the method independent of mesh size and level for the w - cycle is proven

    第二章求解的問題是定常stokes方程，用混合mortar元來離散原方程，每個子區域上用taylor - hood有限元進行離散，離散出的方程組用w -循環多重網格方法進行求解，第四節中證明了多重網格方法的一致收斂性，即收斂率與網格層數和網格尺寸無關。
  3. Surface reconstruction is one of key techniques in reverse engineering. based on unorganized discrete points come from finite element analysis triangular mesh on exterior surface of the aeroengine hollow turbine blade, this dissertation studied some related problems, such as scattered data preprocessing, quadrangle partition and surface reconstruction technology

    曲面重構是逆向工程研究的重要內容之一，本文基於航空發動機空心渦輪葉片外表面的有限元三角網格離散點，對離散數據點的預處理、四邊域劃分及曲面重構技術進行了研究。
  4. The discrete optimization of boundary curve and the optimization of polygon clipping are discussed on the basis of the above research, this surface automatic mesh generation have applied to cae software successfully which can create high quality element. the method is steady and reliable. the speeding of the meshing is good

    在上述技術研究的基礎上，將曲面自動網格劃分演算法成功應用於板料成形模擬的cae軟體中，該演算法具有自適應能力強，網格生成速度快，穩定可靠等優點。
  5. Subdivision surface is a new geometric modeling technology of discrete surface based on mesh. it can express modeling surface through control mesh and subdivision rules

    細分曲面是基於網格的離散曲面造型新技術，它通過定義控制網格和細分規則來表示造型曲面。
  6. The main research works of the dissertation are as follows : 1 ) preprocessing technology of unorganized diserete points : the relative research works were focused on two issues : boundary extracting from unorganized discrete points and generating of original surface, boundary extracting were realized on the basis of rules that disctete points are on the form of triangular mesh and the number of neighbor triangle of border points and inner points are different

    論文的主要研究內容如下： 1 ）離散數據點集的預處理技術研究了離散數據點的邊界檢測和初始曲面擬合問題。離散數據點的邊界檢測是根據有限元分析所得到的三角網格離散點，利用它的特點，使用離散點的相鄰三角網格的個數判斷是否是邊界點。
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