second order analysis

A standard program with second order element analysis for calculating the characteristic impedances of various coaxial lines is developed.

给出了一个用二次元求解同轴线特性阻抗的通用程序。

We compile the second-order element algorithm for BEM analysis calculation software.

编制了三维静电场边界元法的二阶等参元有限元单元的计算软件.

In order to reduce the vibration, we first make a modal analysis of the handle of the walking tractor and find that the second modal frequency is coupled with the primary forcing frequency of the engine.

为了减小振动，首先对扶手架进行模态分析，发现了第二阶模态频率与发动机一阶惯性力频率耦合。

To determine the accuracy obtainable from the finite-element method of various order, the eigenvalues of a slab-loaded rectangular waveguide, which is amendable to an exact analysis, are computed by the first-and second-order method.

为了确定各次有限元的计算精度，用二次元对可以得到精确解的条形介质加载矩形波导的本征值进行了计算。

Finally, the anomalous scaling property of 3-dimensional second-order factorial moments is obtained from self-affine analysis.

最后用三维自仿射分析得到了三维 二阶 阶乘矩的反常标度性.

Notes on Theoretical Analysis of the Second-Order Wave Forces in Three-Dimensional Diffraction Problem

三维问题中二阶波浪力理论计算的注记

An express describing the entry pressure variation for the sample flow in conical dies was presented by using the constitutive equation of the second-order fluid and a tensor analysis method.

采用二阶流体本构关系和张量分析方法，导出了预测聚合物熔体在锥形口型流动中压力变化的方程式。

The Mode Superposition Method with the Second Order Matrix Perturbation Technique for Structural Dynamic Analysis

结构动力分析的二阶矩阵扰动振型叠加法

Secondly, for K8 latticed shells, the second-order inelastic analysis, considering material and geometric imperfections, is carried out to obtain the limit load. Finally, the Monte Carlo simulation on the response surface is applied to statistical study of the resistant factor.

然后选择应用最广的K8作为重点对象，使用基于响应面函数的蒙特卡罗模拟方法对结构进行考虑初始缺陷的二阶弹塑性分析，得出了抗力分项系数。

A efficient noniterative method of second order analysis for braced steel frame system

钢框架-支撑体系二阶分析的高效非迭代方法