剖分 的英文怎麼說
中文拼音 [pōufēn]
剖分
英文
dissection-
For a class of quadratic finite element diseretization systems of an elliptic boundary problem with jump coefficients under the unstructured quadrilateral grids, we are concerned with two kinds of quadratic lagrangian finite element equations, by analyzing the relationship between the linear finite element and quadratic finite element basis functions, a hew amg method is designed
摘要針對一類帶間斷系數的橢圓邊值問題，在非結構四邊形剖分下，討論了兩種二次拉格朗日有限元方程的代數多重網格法，通過利用雙線性元和二次元基函數之間的表示關系，給出了一種新的網格粗化演算法和構造提升運算元的代數途徑。Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran
縱觀有限元分析技術的發展，目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性，其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理，必須先將得到的有限元計算結果進行再處理，因此在演算法上分為兩部分：求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎，利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值；在此基礎上；根據已得到的單元及節點序號表、應力應變物理量表，總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。Its biquadratic finite element approximation is considered and under the appropriately graded meshes, quasi - optimal order error estimates in the - weighted h ^ 1 - norm, up to a logarithmic factor in the singular perturbation parameter, are proved
然後，考慮此方程在分層網格剖分上的雙二次有限元逼近，在-加權h ^ 1 -模意義下得到了至多相差一個關于攝動參數對數因子的擬最優階收斂的誤差估計。The crack of the cylinder head in using was analyzed
摘要對缸蓋裂紋，進行了解剖分析。Moreover, the data format required and the way how to plot the finite element map by means of gid software are introduced
另外，還研究了細觀有限元剖分數據在gid軟體中實現無網格可視化的格式和方法。We also used 5 levels amr grid to simulate the helmholtz multi - fluid instability, but not compared the cpu time with each other yet
我們也採用過五級剖分，由於均勻細網格的計算量太大無法比較耗費的時間。The calculation accuracy and the calculation efficiency of hexahedron mesh generated by author are higher than tetrahedron element
所剖分的六面體單元的計算精度和計算效率都高於四面體單元。A kind of complete automatic subdivision method for mesh of hexahedron based on quadratic subdivision of tetrahedron was put forward and the corresponding program was developed
摘要提出了一種基於四面體二次剖分的六面體網格全自動剖分方法，研製了相應的程序。The results of the lift interference are given here as a result of a series of rudder of different aspect ration fitted to different location of the fornication. in the second part, the device of open water experiment of ichthyoid rudder is present
提出了一個估算魚形舵定常升力的方法，計算了一系列不同展弦比、不同翼型、不同位置分叉點及尾緣剖分角對魚形舵影響下的升力。The t - section steel which is cut lengthways from hot - rolled h steel is widely used because of it ' s high quality
由熱軋h型鋼縱向切開而成的剖分t型鋼，因良好的效益而被廣泛應用。Algorithm of trimmed surface triangulation of prepositive disposal in predicting rcs of aircraft
計算前置處理中裁剪曲面剖分演算法8 guo b. quadric and cubic bitetrahedral patches. the visual computer, 1995, 11 : 253 - 262. 9 wang w, qin k. on the existence and computation of rational quartic spherical curves for hermite interpolation
關于參數插值曲面構造的研究綜述一般是先在每三角剖分面上構造邊界曲線，而後再用一片或多片插值曲面去填充這些曲線網格。Electrical dissecting method of ac branch part two dissection of phase - shifter ' s branch
移相器支路的剖分Reading graphics files and dispersing curves and surfaces. after lucubrating current algorithms dispersing trimmed surfaces, the mapping method is adopted. to avoid unnecessary or repeated calculations, a new tessellation algorithm for trimmed surface is introduced
在深入分析目前流行的裁剪曲面離散演算法的基礎上，採用映射法對裁剪曲面進行離散，並針對面向網路會議的圖形瀏覽器要求圖形數據、剖分速度快的特點，提出了一種基於編碼的裁剪曲面離散演算法； 3Algorithm of parallel collision detection based on dividing a convex polyhedron to tetrahedrons
基於凸多面體剖分的并行碰撞檢測演算法Swp universal coupling with spider and split bearing eye
Swp型剖分軸承座十字軸式萬向聯軸器This paper provides the functional equation and parametric expression of rooted near triangulations on the torus with the size and the valency of the root - face as two parameters, and gives an explicit formula for the number of rooted near triangulations of the root face valency one on the torus with the size as a parameter
本文提供了環面上帶邊數和根面次這兩個參數的有根近三角剖分的函數方程及其參數表達式，並給出了根面次為1以邊數為參數的有根近三角剖分地圖的精確解Based on this milti - hierarchical model, application method for information organization of part is presented. chapter 3 proposes a new rule of arbitrary maximum angles of chord for triangulation and locale optimum, which avoides calculating angles of conventional methods in mesh simplification. moreover, with the introduction of arithmetical average windage concept, optimum method for the boundary mesh retriangulations is presented
第三章針對曲面網格簡化操作過程中出現的空洞剖分問題，討論層次模型的網格優化方法，提出了基於弦內角最大準則的局部網格簡化方法；針對網格曲面上存在的曲折邊界缺陷，提出以邊界輪廓算術平均偏差作為邊界曲折程度評定參數的邊界平滑優化剖分方法。It is indicated that the grids generated by the proposed method are simple, high quality and suitable for different building shapes, and the results of numerical simulation agree well those of the wind tunnel test
網格剖分和數值模擬結果表明，採用本文方法生成的網格格式簡單，網格質量高，適應性強，適用於多種體型建築物的模擬計算，並且風場模擬結果與風洞試驗結果有較好的吻合。A new type of two - dimension codeword structure of ocdma system and it ' s realization method
型三角剖分上的雙周期三次樣條函數空間分享友人