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- asphalt pavements, crack initiation mechanism, propagation behavior, linear elastic fracture mechanics, collapsed singular isoparametric element, three point bending method, finite element simulation. 01瀝青路面,裂紋形成機理,擴展行為,線彈性斷裂力學,奇異等參單元,三點彎曲法,有限元模擬
- Abstract Isoparametric element of arbitrary hexahedron plays an important role in finite element analysis. 內容摘要 等參數任意六面體單元在有限元分析中有著重要的作用。
- There is no explicit formulation of inverse mapping about the isoparametric element, so inverse mapping is avoided in finite element analysis. 摘要由於等參元不存在逆變換的顯式,所以在有限元分析的列式中都迴避等參元逆變換。
- In this paper,strain and stiffness matrix of isoparametric element with eight nodes and hexahedron are derived in detail. 推導了八節點六面體等參單元的應變矩陣、剛度矩陣,對該單元的位移解收斂性和畸變敏感性進行了分析。
- Applying degenerate isoparametric element, this paper has studied geometrical nonlinear response of composite plates and shells. 本文採用退化的等參殼元分析了複合材料板、殼結構的幾何非線性特性。
- In the third part, by use of penalty funtion and isoparametric element, the FEM equation is derived.The general program is worked out. (3)採用罰函數有限元和等參數單元,導出了迭代算式的有限元方程。
- An eight-node isoparametric element of composite sandwich plates using Reissner Theory was developed,which provides a relative simple finite element method. 本文用Reissner理論構造了一種八節點等參單元, 對於表層較薄、夾芯剪切模量較大的複合材料夾層板, 提供了一種相對簡單的有限元計算方法。
- In the present paper, 10 nodes tetrahedron isoparametric element was employed to perform the net dissection of asymmetry entity through unusual dissection idea. 本文提出了一種將複雜單元剖分成四面體的快速準則,從而設計出一種用於有限元后處理的多等值面面繪製的快速演算法。
- LU Xiao-yang, SHI Bao-Jun, CEN Zhang-zhi, et al.Study on the correlation between compatible and incompatible isoparametric element[J].Engineering Mechanics, 2001,18(1): 36-40. [4]鹿曉陽;史寶軍;岑章志;等.;協調等參元與非協調元的對應性研究[J]
- The algorithm is available for linear triangular isoparametric elements. 該演算法適用於三角形線性等參元。
- The square-root stress singularity along the surface crack front was simulated using the quarter point singular elements collapsed by 20-node three-dimensional isoparametric elements. 表面裂紋前緣平方根應力奇異性使用由20節點三維等參塊單元退化而成的四分之一節點奇異單元來模擬。
- Abstract : The contact force between plates and ground is treated as a continuous function, and the 16-node degenerated isoparametric element is proposed for the analysis of plates on ground. 摘要: 假定基礎板對地基的作用為一連續分佈荷載,採用16節點退化實體等參元對基礎板進行有限元分析。
- D finite element analysis is done for the static and dynamic characteristics of large-scale prestressed U-shaped thin shell aqueduct with shell element and 3-D isoparametric element adopted. 採用殼體單元和三維等參單元,對大型預應力U型薄殼渡槽靜動力特性進行了三維有限元分析,給出了靜力分析結果,並與模型試驗作了對比。
- Hou Yunpeng,Li Weili,Zhou Feng et al.Calculations of 3d temperature field in stator for large hydro generator based on 3d isoparametric element method[J].Large Electric Machine,2000,(6):14-19. [4]侯雲鵬;李偉力;周封;等.;大型水輪發電機定子三維溫度場的等參元計算[J]
- Based on the traditional solid isoparametric element and shell theory, a new type of degenerated solid element was proposed, with bars modeled using the three-dimensional disperse model. 曲線橋樑極限承載能力的問題,提出採用實體退化單元的三維分析方法。
- Eight-noded curvilinear quadrilateral isoparametric elements were applied to model the surface of the structure. 計算中以八節點曲邊四邊形等參元模擬結構體表面。
- A finite element model with crack in gear roots was established with mixed meshing of singularity and isoparametric elements. 採用奇異單元和等參單元混合分網的方式建立了齒根裂紋的有限元模型。
- Methods A three-dimensional finite element model of the nasomaxillary complex was created, consisting of 1638 isoparametric elements and 1827 nodes. 方法採用三維有限元法測量受不同方向的后牽引力的鼻上頜複合體三維有限元模型。
- Hou Yunpeng,Li weili,Zhou Feng et al.Calculation of 3D temperature in stator for large hydro-generator based on 3D isoparametric element method[J].Large Electric Machine,2000,(6):14-19. [2]侯雲鵬;李偉力;周封;等.;大型水輪發電機定子三維溫度場的等參元計算[J]
- What is the ending in the singular? 這個詞的單數詞尾是怎樣的?