采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性;采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
采用有限差分方法,对波动方程求数值解。
We use finite difference method to solve electromagnetic wave equation.
利用三维变分差分方法研究薄壳的动力分析。
The three dimensional variational difference method was applied to dynamic analysis of thin shells.
作者阐述并分析了有限差分方法和有限元方法。
Authors described and analyzed the finite difference method and finite element method.
常用的可转换债券定价的数值解法是有限差分方法。
In the pricing of convertible bonds, finite difference method is often used.
灵敏度系数矩阵是通过有限差分方法近似计算得到的。
The sensitivity matrix was calculated numerically by the finite difference method.
并利用有限差分方法,对温度场数学模型进行数值求解。
Numerical solution is given to mathematical model of formation temperature field by full implicit finite difference method.
采用差分方法求解了迭层板的非线性流固耦合动力响应;
The nonlinear dynamic solid fluid interaction response is solved by means of a difference method.
研究二维非线性延迟抛物型微分方程交替方向差分方法。
The alternating direction difference method for the two-dimensional nonlinear delay parabolic differential equation is given.
并通过有限差分方法,建立了二维两相聚合物驱数值模型。
By limited difference method, two dimensional, two phase polymer flooding numerical model is built.
为克服其不足,建立和研究了二次单调插值特征差分方法。
The quadratic monotone interpolation characteristic difference method is proposed to overcome these defects.
有限差分方法是凝固过程温度场解析的常用数值计算方法。
Finite Difference Method (FDM) is usually used for calculating the temperature field of casting solidification processes.
采用差分方法求解了轴向面内加载时板条的流固耦合动力屈曲;
The solid fluid interaction dynamic buckling under in plane loading was solved by means of the difference method.
本文讨论了多孔介质中完全可压溶混驱替问题的特征—差分方法。
The finite difference method for compressible miscible displacement in porous media is considered in the paper.
采用有限差分方法,自行开发了连铸过程的凝固温度场模拟软件。
The finite differential method was applied to develop a simulation software for solidification temperature field in continuous casting.
重点讨论特征差分方法、特征有限元法、分数步数值方法及其理论分析。
Characteristic finite difference method, characteristic finite element method, fractional step numerical method and its theoretical analysis are mainly dealed with.
数值模拟计算采用全隐格式差分方法,用水分冻结量的增量处理相变潜热。
The fully implicit difference method was employed, and the latent heat release was handled with the increment of frozen water fraction.
而传统的差分方法比较实用,却难以给出对分形介质网格之间的扩散系数。
The classic finite difference approach is widely used, which is limited by ambiguity of diffusion coefficient between the grids or pores.
基于微带天线,采用FDTD(有限时域差分方法)对天线进行建模和模拟。
Based on microstrip antennas, the antenna is modeled and simulated by the FDTD (Finite Difference Time Domain).
实例分析表明:变分差分方法对复杂区域具有较强的适应性和较高的求解精度。
The example shows that the variational\|difference method has well adaptability and precision for complex region.
在前人研究基础上,用有限差分方法建立了一个非稳态二维地温场的数学模型。
An unsteady two-dimensional soil temperature field model is established using the limited difference method in this paper.
第一章有限差分方法主要内容是一阶和二阶的两点式、三点式和五点式差分方案。
The main contents of first chapter are several difference schemes of first-order and second-order differential equations.
目前比较成熟的数值方法有:蒙特卡罗方法,二叉树方法,有限元和有限差分方法。
At present, the most commonly used methods include: Monte Carlo methods, binomial tree, finite element and finite difference methods.
应用有限元和有限差分方法对激光热处理过程的温度场、组织场进行了数值模拟计算。
The temperature field and microstructure field during laser heat treatment process were calculated using Finite Element Method or Finite Difference Method.
利用FDTD(时域有限差分方法)对多根细线天线的瞬态响应特性进行了数值模拟。
FDTD (Finite Difference Time Domain) method was used to numerically simulate the transient radiating and scattering characteristics of thin wire antennas.
采用有限差分方法,建立了基于混凝土绝热温升试验的早龄期混凝土温度场计算模型。
A finite difference model for predicting temperature fields in early age concrete is presented based on adiabatic test on concrete.
直接从时间域出发,应用时域有限差分方法(FDTD)分析地下和地面的瞬变响应。
In this paper we analyze the transient responses directly in frequency domain using time domain difference (FDTD).
提出一种求解基于细线结构的时域电场积分方程(TDEFIE)的方法-有限差分方法。
A finite difference method was derived for the analysis of time domain electric field integral equation (TDEFIE) of thin wire structures.
基于MIMD并行计算机模型,本文讨论了CFD问题应用显式有限差分方法的并行化问题。
Based on MIMD parallel computer model, parallel implementation of explicit finite difference methods has been discussed for computational fluid dynamics (CFD) problems.
在研究了现有的交通流宏观模型的基础上,采用差分方法对BD型交通流模型进行了数值模拟。
This paper, on the basis of studying the existing macroscopic model of traffic flow, applied difference method to simulating traffic flow model of model BD.
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