The boundary integral equation is discretized by the boundary element method.
运用边界单元法将边界积分离散化。
The paper presents how the higher order singularity of a boundary integral equation can be reduced.
边界元法中如何有效地处理奇异积分,一直是人们极为关心的课题。
The boundary integral equation in homogeneous media was dispersed into algebraic equations through the use of spline function.
采用样条插值函数将均匀介质的边界积分方程离散为代数方程组。
Avoiding singular fundamental solution, the paper using non-singular fundamental solution to establish the boundary integral equation.
本文避开奇异基本解,用非奇异基本解建立边界积分方程。
Compared with Finite Element Method and Finite Difference Method, Boundary Integral Equation Method is computationally more efficient.
与有限元法和有限差分法相比,该方法具有更高的计算效率。
The algebraic equation from the dual boundary integral equations(DBIE) was solved using the generalized minimum residual method(GMRES).
基于对偶边界积分方程(DBIE)构造代数方程组,采用广义极小残值迭代法(GMRES)求解。
The numerical results show that higher spline weight functions in the local boundary integral equation method have excellent properties.
算例表明,高阶样条权函数在局部边界积分方程方法中有好的收敛性、稳定性和精度。
The boundary value problem of the magnetic potential is converted into boundary integral equation formed on the surface of the magnetic body.
首先将磁位的边值问题转变为磁性体表面的积分方程。
In this paper, a boundary integral equation method is applied to compute the dynamic stress intensity factors of collinear periodic antiplane cracks.
本文采用一种边界积分方程法,计算了共线周期反平面裂纹的动应力强度因子。
Based on the natural boundary integral equation for two dimensional elasticity, a corresponding elastoplastic formulation is presented in this paper.
以二维弹性力学自然边界积分方程法为基础建立了二维弹塑性问题的自然边界积分方程。
Modeling the propagation and end wall reflection of a fully nonlinear solitary wave with the boundary integral equation method is reported in the paper.
报道了应用边界积分方法模拟完全非线性孤立波的传播与直墙反射,给出了波形演变过程。
The method is used to build the boundary integral equation by a serious of particular solutions. It can avoid calculating the coefficient matrix directly.
该方法通过一系列特解来建立边界积分方程,从而避免了其系数矩阵的直接计算。
By means of boundary element method, the pressure distribution problems in petroleum industry are transformed into corresponding boundary integral equation.
借助边界元法将油气藏工程中的多油井生产的压力分布问题转化为相应的边界积分方程。
In this paper numerical solution methods of hypersingular integrals in boundary integral equation have been summarized together with some of their applications.
本文对边界积分方程中所存在的超奇异积分的数值解法作了综述,并介绍了它的一些应用。
The fundamental formulas of generalized indirect BEM for the Poisson 's and linear elasticity problems are proposed initiating from the boundary integral equation.
由边界积分方程推导了泊松问题和线弹性力学问题的广义间接边界元法的基本公式。
By using Green function, the boundary integral formula and natural boundary integral equation for the boundary value problems of biharmonic equation were obtained.
利用Green函数,根据双调和方程边值问题的边界积分公式和自然边界积分方程。
The Kelvin solution to the static linear elastic problem is used as the weighted function to derive the boundary integral equation for steady-state vibration problems.
本文用静线弹性问题的开尔文解作为权函数导出了稳态振动问题的边界积分方程。
In this paper, boundary integral equation for elastoplastic problem with implicit symmetry conditions is developed and applied to elastoplastic contact problems analysis.
给出了利用隐含对称条件的二维弹塑性边界元分析公式,并应用于弹塑性接触问题分析。
A new boundary integral equation is introduced to analyze plane elastic problems with cracks, and the boundary element numerical method based on this equation is established.
给出一个适用于平面断裂力学分析的新边界积分方程,在此方程的基础上建立了边界元数值计算方法。
The numerical method of coupled boundary integral equation and finite element has been used to compute the forces of wave diffraction and radiation on large two dimensional objects.
本文中采用边界积分方程和有限元耦合的数值方法,计算了二维波浪绕射和辐射问题。
Their results show that the dynamic boundary element method is effective in the analysis of soil-structure interaction. boundary integral equation, potential function. Laplace transform.
结果表明动力边界单元法在土一结构动力耦合效应问题中的分析是一种有效的方法。
To begin with, a regularized boundary integral equation with indirect formulation is adopted to deal with the singular integrals and the boundary unknown quantities can be calculated accurately.
首先,采用间接制定正规化边界积分方程的奇异积分处理,可以计算出准确的边界未知量。
The treatment of point source and infinite boundary in solving the integral equation by BEM are developed.
研究了用边界单元法解积分方程中点源和无穷边界的处理方法。
A class of singular perturbation of nonlinear boundary value problem for integral differential equation involving two parameters is considered.
考虑了一类关于两个参数的微分积分方程非线性边值问题的奇摄动。
This paper studies a class of singularly perturbed two order integral differential equation boundary value problem with mixed boundary conditions.
研究了一类具有混合边界条件的奇摄动二阶积分微分方程边值问题。
Secondly, without absorbing boundary conditions, radiation conditions are satisfied automatically in the integral equation by the Green's function.
第二是辐射的条件通过格林函数在积分方程中自动可以得到满足,而不再需要吸收边界条件。
By choosing suitable boundary normalized equation in according to R-function theory, the irregularity of integral kernel in integral equation can be eliminated.
得到的积分方程中的积分核具有奇异性,再根据R -函数理论,可以选择适当的边界规范化方程,消除核的奇异性。
Afterwards, using the boundary element method to solve the integral equation we can obtain the magnetic potential and its normal derivative on the surface of the magnetic body.
然后用边界单元法解积分方程,求得磁性体表面的磁位及其法向导数。
Classically, the solution of boundary value problems associated with electromagnetic radiation and scattering phenomena may be reduced to the integral equation.
电磁场的边值问题的解可以转化为积分方程来处理。
Classically, the solution of boundary value problems associated with electromagnetic radiation and scattering phenomena may be reduced to the integral equation.
电磁场的边值问题的解可以转化为积分方程来处理。
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