It was also shown that both accuracy and convergence could be ensured by 4-node quadrilateral element.
同时表明，采用四节点四边形单元能够保证数值解的准确性且具有良好的收敛性。
The automatic generation algorithm of quadrilateral elements for finite element analysis is studied in detail.
详细研究了有限元模拟中的四边形网格自动生成算法。
The automatic generation algorithm of quadrilateral elements for finite element analysis is studied in this paper.
对四边形网格自动生成方法进行了研究。
This paper presents the method of quadrilateral element which makes possible the derivation of the formulas by integration.
本文提出的四边形块元法，采用积分法导出计算公式。
This paper presents a curvilinear boundary quadrilateral element for the problem of thin plate of bending with curvilinear boundary.
本文提出了曲边四边形薄板弯曲单元解决曲线边界薄板的弯曲问题。
An arbitrary quadrilateral element of plate bending is formulated to solve thin plate bending problems with nonorthogonal boundaries.
本文提出了任意四边形薄板弯曲单元以解决非正交边界薄板弯曲的问题。
The numerical experiments also show that the calculating accuracy of grid method is unsatisfactory when quadrilateral element is adopted.
通过解析解数值检验表明，本文建议的方法具有较高的精度，而格子法计算精度较低。
Based on the advancing front technique developed for triangular mesh generation, quadrilateral mesh can be generated by dividing each triangular element into three quadrilateral elements.
该法在行波法生成平面三角形网格的基础上，将一个三角形单元分解为三个四边形单元。
AlInrwanl on the edge generation of quadrilateral element, by the tools of Control Space, Neighborhood Space and the idea of norm edge, we associate a step size all over the domain easily.
然后借助这两个铺助的工具和规范边长概念来生成单元新边，从而将单元生成与整体尺寸控制很好地结合起来。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
The harmonious displacement model of arbitrary quadrilateral plate element is used to analyze the arbitrary shape elastic foundation plate in the semi - infinite elastic foundation.
本文将任意四边形板单元的协调位移模式应用于半无限弹性地基上任意形状弹性地基板分析。
By the present method, a new incompatible curved quadrilateral plane element with eight nodes is obtained.
利用这一方法得到一个新的八节点四边形平面应力单元。
The transition of girder element and quadrilateral board element were restricted with mean square weighting.
用均方加权约束梁单元和四边形板单元过渡。
Hexhedral element for three dimensional parts and triangle and quadrilateral mesh for two dimensional parts can be generated.
利用该软件，可生成三维八节点六面体单元，同时也可生成二维三角形和四边形单元。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Drawing on the equal parameter quadrilateral finite element method, a FORTRAN program is edited to solve the gas flow equation.
运用有限元方法对煤层瓦斯流动方程进行了求解，编制了FORTRAN解算程序。
The arithmetic of quadtree mesh generation was studied in order to solve the problem of the finite element automatic quadrilateral mesh generation for a two dimensional complex region.
针对有限元前置处理中二维复杂域四边形网格自动剖分问题，对四叉树网格剖分算法进行了研究。
In this paper, a new quadrilateral thin-thick plate bending element with only 12 degrees of freedom, TACQ, is developed by using the area coordinate method.
本文采用四边形面积坐标，利用假设剪切应变场方法和广义协调理论构造出一个具有12个自由度的四边形厚薄板通用弯曲单元TACQ。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，采用8结点曲面四边形等参单元，编制了用于张力膜结构内力分析的有限元程序。
The new Quadrilateral Area Coordinate (QAC) method is a powerful tool to construct 2d finite element models.
四边形面积坐标(QAC)方法是新近提出的构造二维有限元模型的工具。
This paper presents a quadrilateral thin-plate element with generalized compatibility, it being by way of the optimum approach.
本文利用最佳逼近思想，构造了一种任意四边形广义协调薄板元。
The structural analysis is based on a quadrilateral flat-shell element and an updated Lagrange (ul) formulation, which can be employed to model geometric nonlinearities arising from large deflections.
结构部分以四边形平板壳元为基础，采用更新的拉格朗日(UL)方法分析结构大变形引起的几何非线性问题。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
The internal forces in tensile membrane structures were analyzed using geometrical nonlinear finite element theory using curved quadrilateral isoperimetric 8 node elements.
本文根据几何非线性有限元理论，采用8结点曲面四边形等参单元，编制了用于张力膜结构内力分析的有限元程序。
The internal forces in tensile membrane structures were analyzed using geometrical nonlinear finite element theory using curved quadrilateral isoperimetric 8 node elements.
本文根据几何非线性有限元理论，采用8结点曲面四边形等参单元，编制了用于张力膜结构内力分析的有限元程序。
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