1) convection-dominated
对流占优
1.
In this paper, a finite difference-streamline diffusion finite element scheme for time-dependent nonlinear convection-dominated diffusion problem is constructedand a quasi-optimal order error estimate in L2-norm is derived.
引言流线扩散法(简称SD方法)是由Huzhes和Brooks在1980年前后提出的一种数值求解对流占优扩散问题的新型有限元算法。
2.
This paper considers the numerical simulation of the convection-dominated diffusion problemand the integro-differential problemThe equation describing these problems is uniformly parabolic, but in many applications, the convection dominates diffusion, the equation is nearly hyperbolic in nature.
此类方程为典型的抛物型方程,但在实际问题中方程常常表现出强烈的对流占优特征,在本质上具有双曲性质。
2) convection dominated
对流占优
1.
Nonstandard element free Galerkin method for solving unsteady convection dominated problems;
求解非稳态对流占优问题的非标准无网格Galerkin方法
2.
The adaptive distribute points technique was developed to overcome the instability issues in convection dominated problems simulated by radial point interpolation method.
应用常规数值方法求解对流占优的对流扩散方程时会出现非物理的数值伪振荡现象。
3.
The numerical solution may be corrupted by non-physical oscillations when Element Free Galerkin(EFG) method is directly used to solve convection dominated problems or pure convection equation.
直接运用无网格Galerkin方法求解对流占优的非线性对流扩散方程及纯对流方程,会出现数值伪振荡现象。
3) Advection-dominated
对流占优
1.
A MMOCAAFVEM Method and Analysis for an Advection-dominated Diffusion Equations;
一类对流占优扩散方程的MMOCAAFVEM方法及分析
2.
modified method of characteristics with adjusted advection) is given for an advection-dominated semiconductor device simulation.
用MMOCAA格式(调整对流的特征线修正方法)处理半导体器件模拟的对流占优扩散问题,通过对对流项进行调整,仅增加少量计算量,使该问题既保持了全局质量守恒性质,又具有MMOC格式(特征线修正技术)的所有优点。
4) convection dominated
对流项占优
1.
Discrete the hydrodynamic dispersion equation with the finite difference method and then program,the article sets an example to prove it,uses the calculating program to simulate the result value under convection dominated transport.
将水动力弥散方程用有限差分法进行离散后编程,通过一具体实例验证其正确性,使之模拟在对流项占优情况下的示踪剂浓度分布,然后针对出现的数值过量、波动和弥散现象介绍国内外一直以来常用的改善或消除方法,提出新的改善方案—从数值随时间步长变化的特点入手,并通过同样的实例验证其可行性,最后就这一方案的优缺点作进一步分析。
2.
After proving the program s correctness by a concrete example,used it to simulate the tracer concentration in convection dominated of the same instance and introduced the commonly-used methods at home and abroad for improving or eliminating the numerical dispersion,then provided a new improved method and prove its efficiency by the same example.
将水动力弥散方程用有限差分法进行离散后编程,通过具体实例验证程序的正确性,使之模拟同一实例在对流项占优情况下的示踪剂浓度分布情况,然后针对出现的数值过量、波动和弥散现象介绍国内外一直以来常用的改善或消除方法,从而提出新的改善方案,并通过同样的实例验证其可行性,最后就这一方案的优缺点作进一步分析。
5) advection-dominated problem
对流占优问题
1.
Numerical experiments show that the new method is better than some other high-order difference methods given before, and applicable for advection-dominated problem.
数值算例表明本文方法优于以往的几种高精度差分格式,且适用于对流占优问题。
6) convection dominated equation
对流占优方程
1.
As a phenomenological equation with the characteristic boundary layer, the convection dominated equation is solved by Galerkin s method, namely, the finite element method based on incomplete interpolation.
针对具有边界层现象方程的特点 ,用一种不完全插值有限元方法 ,求解对流占优方程 。
2.
A method of interpolation wavelet is adopted for solving convection dominated equation numerically.
采用内插小波方法数值求解对流占优方程。
补充资料:占优策略均衡
占优策略:
无论其他参与者采取什么策略,某参与者的唯一的最优策略就是他的占优策略。
占优策略均衡:
由博弈中的所有参与者的占优策略组合所构成的均衡就是占优策略均衡。
无论其他参与者采取什么策略,某参与者的唯一的最优策略就是他的占优策略。
占优策略均衡:
由博弈中的所有参与者的占优策略组合所构成的均衡就是占优策略均衡。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条