This same differential element will make an identical contribution when viewed in the overlapping spread-function scheme.
从交叠的扩展函数方案来看,同一个微分元也将作出相同的贡献。
This method is available for solving large matrix equations with (Finite Element method) or Finite Differential Element method.
该方法克服了有限元或有限差分法需求解大型矩阵方程的困难,计算简单、结果可靠。
For the end, an equation of mass flux of jet about time deduced by the differential element method was compared to CFD results, and the influence of design parameters was analyzed.
最后利用微元法得到了射流流量随时间变化的函数关系式,并和数值模拟值进行了对比,分析了各设计参数的影响。
By the stress analysis of the differential element under different displacement modes, it is supposed that the displacement mode only influences the equivalent internal friction Angle of interlayer.
对不同位移模式下水平微分单元进行受力分析,认为位移模式只影响了层间等效内摩擦角。
Quality of labor is a major issue. I don't think the differential is that much when this element is added to the equation.
劳动力的质量是主要因素。如果加入这个因素,我不认为差别有那么大。
Theoretical analysis is done on the static and dynamic characteristics of the structure, differential equations are presented, and it is also verified by the finite element method.
同时对机构进行了静态和动态特性理论分析,提出了机构静态和动态计算解析式,并用有限元方法对机构动态和静态特性进行了验证。
Wood drying shrinkage element introduced in the model may explain the original force of producing drying stress of shrinkage differential of different layers.
在模型中引入与木材含水率密切相关的干缩元件,解释各层的干缩差异是产生干燥应力的源动力。
Differential quadrature element method is an alternative numerical solution techniques.
微分求积单元法是一种可供选择的、能优越的数值计算方法。
The differential pressure water level transducer is an important measuring element commonly used in power plant.
差压式变送器是电厂常用的一种十分重要的测量元件。
A beam element of 2 nodes and 10 degrees of freedom with interlayer damping alloy is presented and the element differential equation of motion is put forward.
针对阻尼合金夹层梁提出了一种2节点10自由度梁单元模型,给出了该单元运动微分方程。
Based on the detailed analysis of basic principle, the traditional three-phase short-circuit criterion of phase selection element based on sudden-change of phase current differential is improved.
在详细分析相电流差突变量选相基本原理的基础上,对传统相电流差突变量选相元件三相短路故障判据进行了改进。
We all know that both finite element method (FEM), symplectic algorithm and multi-symplectic algorithm are powerful tools to solve partial differential equations numerically.
我们知道有限元方法以及辛算法和多辛算法是解偏微分方程数值解的重要方法。
Every storey with a same section is taken as a calculation element. The element matrix, section matrix and transfer matrix of every element are derived by the differential equations.
根据变截面框筒结构的截面沿高度为阶形变化的特点,以每个相同截面的层作为一个计算单元,每个单元由微分方程组导出其单元矩阵、截面矩阵和传递矩阵。
The differential equation can be solved by finite element technique, and the calculation process was done by the finite element technique software ANSYS.
应用有限单元法对温度场微分方程进行求解,计算过程借助有限元分析软件ANSYS完成。
In this paper , we consider the Expanded Mixed Finite Element Method and mixed covolume method for the quasilinear parabolic integro-differential equation and quasilinear parabolic problem.
本文中我们采用扩展混合有限元方法和混合体积元方法数值模拟了二阶拟线性抛物型积分微分方程和二阶拟线性抛物问题。
This paper puts forward an effective method, I, e. merging stored-energy element method, of treating differential causality in modelling dynamic system.
本文提出了一种在系统动态建模中处理微分因果关系的有效方法一合并贮能元法。
When energy equation for element was built, variational method was used to get ordinary differential equation.
在建立单元的能量方程后,对方程进行变分得到墙元的常微分方程。
Secondly, the principle of finite element analysis of electromagnetic field is studied, Maxwell equations and differential equations are stated.
第二,本文研究了电磁场有限元分析原理,介绍了麦克斯韦方程和电磁场微分方程。
The partial differential equation of flow in porous medium has been studied with variational finite element method.
用变分有限元方法对描述地下流体渗流的偏微分方程进行了分析。
According to the diffusibility of the photons transmission, numerical solution of photon transmission partial differential equation was deduced with finite element.
依据光子传输的扩散性,用有限元法导出光子传输扩散偏微分方程的数值解。
The temperature field of a large forged back-up roll during differential heating and cooling was simulated with a computer based finite element method.
利用热处理温度场的计算机模拟软件计算出大型锻钢支承辊锻件差温加热及冷却时的温度场。
Locally implicit finite element method is a satisfactory numerical method to solve non-linear partial differential equations for its unconditional stability and its high rate of convergence.
认为局部隐式有限元法是一种绝对稳定的方法,且具有快速收敛的性质,是求解非线性偏微分方程的一种有效的数值算法。
The finite element formulation of the transient heat transfer problem was carried out for the composites based on the heat transfer differential equations with non-linear internal heat sources.
从含有非线性内热源的瞬态热传导方程出发,建立了用于分析复合材料热传导的有限元公式。
The adaptive finite element methods are very effective for solving partial differential equations in scientific researches and engineering designs.
自适应有限元方法是科学研究和工程设计领域中非常有效的一种求解偏微分方程的数值计算方法。
In this paper are described first the differential equation and finite element formula for fluid migration under the action of crust stress in a porous rock.
首先叙述了地应力作用下空隙弹性介质中流体运移的基本方程及由基本方程推导的有限元公式。
As the same as finite element method, the finite volume method is also a numerical method for solving partial differential equations.
有限体积法现在已经成为和有限元方法并驾齐驱的一种求解偏微分方程的数值方法。
The partial differential equation (PDE) for heat conduction was solved with the finite element method and the PDE toolbox was adopted to obtain the numerical simulation.
采用有限元法求解梁截面导热偏微分方程,应用pde工具箱得到数值解。
Based on the differential geometry theory, a mathematical model of milling cutter and a generalized 3-dimension nonlinear model of element cutting force are developed in this paper.
基于微分几何理论建立了任意形状铣刀的数学模型,给出适用于任意形状铣刀的三维单元铣削力模型。
Based on the differential geometry theory, a mathematical model of milling cutter and a generalized 3-dimension nonlinear model of element cutting force are developed in this paper.
基于微分几何理论建立了任意形状铣刀的数学模型,给出适用于任意形状铣刀的三维单元铣削力模型。
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