The common hypotheses of the shell structure aren't alterative in the new finite element method and it finishes the solution through the integral of the different laminas.
新单元的计算方法不改变壳体结构的一般假设条件,利用厚度方向分段积分来完成问题的求解,并对层合截锥壳进行计算。
Due to high computing precision and processing arbitrary structure shape, finite element method (FEM) can become proper method to solution this problem.
具有较高计算精度并能够处理任意结构形状的有限元素法可作为求解该问题的合适的方法。
In this thesis, the Finite Element Method is applied to the solution of the Laplace equation formulated by means of stream function for the calculation of the static hydraulic thrust.
本文通过有限元法求解用流函数表示的拉普拉斯方程,进而计算轴流式机组的静态轴向水推力。
On the basis of the finite element solution to elastodynamic problems, we propose a new method of finite element elastic wave migration.
本文在弹性动力学问题的有限单元解的基础上,提出了一种弹性波偏移的新方法——有限单元法弹性波偏移。
The coherence between the computing results with the finite element solution shows the method in the paper is reliable.
其结果与有限元精确解的一致性表明文中方法是可靠的。
A new approximate iterative approach, QDA method, for the steady solution of flexible mechanism is put forward, based on the finite element analysis on the distributed parameter model.
在以分布质量为模型的仃限元分析基础,上提出了一种用以求解弹性机构稳态解的新的迭代近似方法(QDA方法)。
This paper used the finite element method to compute the temperature field, and combined finite element with analytic solution to develop a calculation of thermal stresses.
本文采用有限元数值分析方法计算多层圆管的温度场,并把解析解与有限元相结合,提出一种求解其热应力的计算方法。
On the basis of non linear finite element method, fundamental equation and solution of pneumatic membrane structure finite element analysis are put forward.
以非线性有限元法为基础,提出充气薄膜结构有限元分析的基本方程及解法。
The text describe the theory of the finite element method, the cell dividing and constructing interpolation function, the forming and solution of finite element method equation.
研究了有限元方法的原理,单元剖分及构造插值函数,有限元方程的形成和解法。
The finite element method suits specially in the solution of complex geometry structure and the inhomogeneous medium electromagnetic problem.
有限元法特别适合于解决复杂几何结构和非均匀媒质的电磁问题。
According to the finite element analysis of heat conduction with phase-change by using the enthalpy, an effective numerical method to eliminate the solution of iteration is presented.
通过对采用热焓处理相变导热问题的有限元分析,提出了消除迭代求解的一种有效算法。
The result shows seven-freedom unit finite element method has high precision to analyse simple beam of rectangular section, it can replace complex analytic solution.
说明采用七自由度单元的有限元法进行矩形截面简支梁的弯翘分析,有很高的精度,可以代替繁琐的解析解。
The fine scales solution in the variational multiscale finite element method, which can be acquired by analytical or numerical technique, has an important impact on the final numerical solution.
变分多尺度有限元方法中的细尺度解对数值解有着重要的影响,其可通过分析方法或数值方法求得。
The establishment of variation-principle is of benefit to deriving the finite element method or semi-analytical solution to the cylindrical shell static-dynamical problems of piezoelectric materials.
变分原理的建立将有利于压电材料圆柱壳静力学和动力学问题的有限元方法或半解析法的推导。
The finite-length beam on elastic foundation is solved by the wavelet Galerkin finite element method. In comparison with the analytical results, the solution has better accuracy and convergence.
用此方法求解弹性地基上的有限长梁,从结果对比可以看出其解具有良好的精确性和收敛性。
And then, the solution method of nonlinear equations and the computing formats of rubber-typed materials by finite element method were given.
然后给出了橡胶类材料的有限元计算格式及非线性方程组的解法。
By using the finite element method, the solution for solving the mathematic model and electrical computer program of axisymmetric unsteady state temperature field has been found.
本文用有限元方法建立了求解轴对称非稳定温度场的数学模型和电算程序。
In this paper we suggesst a finite element method for singular two point boundary value problems with singular solution by introducing singular basis with local support.
采用具有小支集的奇异基函数的有限元方法求解奇异两点边值问题的奇异解。
The finite element method is used extensively in the solution of complex engineerin;
当前,由于有限元素法大都使用串行算法,处理时间较长。
In this paper, a general method of three dimensional vector potential solution for nonlinear magnetostatic field problem by means of the finite tetrahedral element method is presented.
本文给出了用有限四面体单元计算三维非线性恒定磁场的一般过程。
This paper mainly describes how to get the numerical solution of the scalar wave equation by finite element method.
本文研究用有限元法求标量波动方程的数值解。
In this paper, a simpler and direct coupling method, i. e. finite element method coupled with singular solution of infinite plane with a hole, is proposed for the analysis of underground engineering.
提出一种简单直接的耦合方法,即含有空洞的无限平面奇异解与有限元耦合来求解无限平面问题。
In this paper the basic theory of temperature field analysis and the solution method of FEM (Finite Element method) are introduced.
讨论了温度场分析的基本原理以及有限元解法。
The application of finite element method to 2-d forward solution of magnetotelluric sounding is discussed, and the mesh dissection scheme adopted in present literatures is reviewed in this paper.
本文讨论了有关有限元法在大地电磁测深二维正演中的应用问题,论述了现有文献中采用的网格剖分方案。
Chapter 2 introduced the fundamental of geometrically nonlinear finite element method and solution methods.
第二章介绍了几何非线性有限元的基本原理及求解方法。
The finite element method is obtains the approximate solution according to the variational principle and the discretization the method.
有限元法是根据变分原理和离散化而取得近似解的方法。
The problems in computing beam-shell-composed structures with the finite element method are pointed out, and a corresponding solution method is proposed based on the finite deformation theory.
提出了梁壳垂直组合结构在有限元计算中存在的问题,并以几何大变形问题为依托提供了解决该问题的计算原理和有限元方法。
In Chapter 5, we discuss the superconvergence and extrapolation of bilinear finite element with no-smooth solution by the new error estimate method.
第五章利用新的误差估计方法讨论了双线性元的超收敛性及非光滑解双线性元的外推。
In Chapter 5, we discuss the superconvergence and extrapolation of bilinear finite element with no-smooth solution by the new error estimate method.
第五章利用新的误差估计方法讨论了双线性元的超收敛性及非光滑解双线性元的外推。
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