Solves the problem of boundary value on an annular crack by using the nonlocal stress solution of an axisymmetric crack problem and approximative method of series expansion.
利用已得到的三维轴对称问题的非局部弹性应力的解,采用级数近似展开的方法,求解环状裂纹的边值问题。
The steady temperature field in irregular plane domain with radiation heat exchange boundary is analyzed by the boundary discrete method, and the solution in form of series is obtained.
采用边界离散方法对具有辐射换热边界的平面非规则域内稳态温度场进行了分析,得到了级数形式的解。
The dissertation developed an improved method, which is known as improved boundary layer solution, the better demand for chattering reduced and control precision can be achieved.
本文提出了一种新的抑制抖振的方法——改进型边界层法,较好地满足抑制抖振和控制精度两个方面的要求。
Deals with the singularities of the fundamental solution is one of the difficult problem of the boundary element method.
处理基本解的奇异性是边界单元法的难题之一。
By using the boundary Layer function method, the existence and uniformly valid estimation of the solution are given.
我们利用边界层函数法给出了解的存在性与解的一致有效估计。
Our proof of the convergence is based on an asymptotic diffusion expansion and requires error estimates on a matched boundary layer approximation to the solution of the discrete-ordinate method.
其收敛性的证明是依据其渐近扩散展开式,在边界层上得到的误差估计逼近其离散纵标方法的解。
The concept of extended boundary node was presented. By using finite difference method, the solution of the gained difference equations was given and simulated by computer.
由此提出了扩展边界节点的概念,并使用有限差分法,对所得到的差分方程组进行了计算机求解及模拟。
Basing on the fundamental solution, this method turns the internal integrals of the problem into boundary integrals, thus the amount of computational work is saved.
该方法在利用基本解的基础上,将域内积分化为边界积分来处理,节省了工作量。
We derive the analytic solution of the non-homogeneous fractional diffusion-wave equation under the mixed boundary conditions using the method of separation of variables.
利用分离变量方法导出了在混合边界条件下的非齐次分数阶扩散-波动方程的解析解。
Theoretically the numerical solution of Poisson's equation or Laplace's equation plus Neumann boundary condition calculated by the boundary integration method is not unique.
使用边界积分方法求解已知第二类边界条件的拉普拉斯方程或泊松方程时,理论上解是不唯一的。
Lastly, the perturbation boundary element method is verified against the analytical solution and is applicable to transient pressure analysis of arbitrarily shaped reservoirs.
与解析方法的对比表明,本文的扰动边界元方法计算精度很高,适用于任意形状非均质油藏的不稳定压力动态分析。
The dis - placement discontinuity method in the boundary element theory is used for the numerical solution.
数值计算方法采用了边界元理论中的位移不连续法。
Using the length-determination method, an analytical solution of the relation between natural frequencies and shell lengths with arbitrary boundary conditions is obtained.
利用长度待定法,得到壳体在任意边界条件下固有频率与壳长关系的精确解。
With the consideration of surface tension the boundary integral method and numerical solution method for simulation of a cavitation bubble collapsing near a rigid wall are derived.
导出了考虑表面张力影响下模拟固壁附近溃灭空化气泡特性的边界积分方法及数值求解方法。
In this paper, a new efficient and accurate all particular solution boundary element method is developed.
提出一种新的高效、高精度的全特解场边界元方法。
A new approach to the solution of large deflection bending problem of thin plates is presented by using boundary element method.
本文提出一个用边界元法求解薄板大挠度弯曲问题的新途径。
Three dimensional boundary element method is applied to the solution of seepage area of groundwater in foundation pit which is not completely watertight.
本文用三维边界单元法对非完全隔水基坑的地下水的渗流域进行求解,运用内边界技术使计算简化并降低计算工作量。
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。
This method used parts of the boundary condition alternatively to obtain the final solution satisfying the real boundary condition.
交替运用边界条件的不同部分,迭代求出满足实际边界条件下的解。
The shooting method, sub and super solution method, and fixed point theorem were used to study a class of nonlinear diffusion equations with nonlocal boundary value condition in perforated domains.
利用打靶法、上下解方法和不动点定理等工具,研究有孔区域上一类具非局部边值条件的非线性扩散方程。
A boundary fitted coordinate Finite Analytical Method (FAM) is described for the numerical solution of steady and unsteady seepage flow with pressure in foundation of sluice and DAMS.
本文给出了一种求解闸坝地基恒定与非恒定有压渗流的边界拟合坐标有限分析方法。
Analyze and model on steeply inclined belt conveyor starting, and offered the boundary conditions and solution method.
通过对大倾角上运带式输送机的起动过程进行分析建模,给出了其边界条件和求解方法。
According to Belotserkovskii's method, using a series expansion and boundary layer method, an analytical solution for axisymmetric 'hypersonic flow over a flat-headed body has been obtained.
根据方法,使用级数展开和附面层方法,得到了轴对称高超音速绕流平头物体的一个解析解。
A new approach to numerical solution of the boundary-value problems of static-electric fields, the Modified Green Function kernel integral equation and its moment-method solution, is presented.
本文采用修正格林函数积分方程的矩量法数值解技术求解静电场边值问题。
By the quadrature method, an explosive solution for a class of quasilinear ordinary differential equations with boundary conditions are obtained.
通过积分的方法得到了一类带有边值条件的拟线性微分方程爆破解的存在性。
An interpolating wavelet collocation method (IWCM) for adaptive solution of wave propagation in layered media with non-periodic boundary condition is presented.
利用多尺度插值小波理论,提出一种适合于求解一般边界层状介质波传问题的快速自适应配点算法。
In this paper, the boundary layer function method, an effective method for the solution of singular perturbation, was presented and used to deal with the heat transfer in thin rectangular plates.
本文介绍了求解奇异摄动问题的一种有效方法——边界层函数法,并用此方法研究了在薄矩形板中的热传导问题。
The exponent decay of solution of wave equation with boundary memory is obtained by the energy method.
本文利用能量扰动法得到具边界记忆项波动方程初边值问题解的指数衰减性。
An optimal boundary sequence method is introduced to find the weak efficient solution to a multi objective optimization problem.
引进了求解一类多目标优化问题弱有效解的优界数列方法,给出了这种优界数列的构造法及相应的算法。
Using the boundary-value problem of holomorphic function and method of mathematical physics, we obtained the expression of solution for above mentioned problem.
利用全纯函数的边值问题与数学物理方法,得到了此类边值问题的解的表示式。
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