有限元素法

用三维有限元素法反演单一灰岩裂缝性储层的裂缝孔隙度和裂缝倾角

Inverting Fracture Porosity and Dip of Limestone Fractured Reservoir Using 3 D FEM

最后本文应用这个广义J积分与有限元素法计算了涡轮盘应力强度.因子K1并得到了令人满意的结果。

Finally , this generalized J-integral is used to calculate the stress intensity factor kI of a turbine disk by means of finite element method and satisfactory results are obtained .

本文提出了一种新的体素拼合原理&有限元素法（FEM）变态单元体素拼合。

In this paper a new principle of Finite Element Method Deformable Element Joint Block is presented .

将内力分析的有限元素法在VB程序中实现，开发出了用以对空间管系进行内力计算的软件，为管道的安全评定提供了基本数据。

The finite element method is able to be accomplished in the VB program , and the software for internal force analysis for spatial pipelines has been developed .

本文应用有限元素法（FEM）计算海洋平台复杂节点表面的阴极保护电位分布。

The finite element method ( FEM ) was applied to calculate the potential distribution of a cathodically protected offshore platform , especially for a platform with nodes complex node in this paper .

在三维非均匀介质中，本文提出了一种新型的矢量有限元素法（FEM）来模拟随钻电阻率测井仪器（LWD）的响应。

A novel vector finite element method ( FEM ) is proposed to simulate logging-while-drilling ( LWD ) resistivity tool in three dimensional ( 3D ) inhomogeneous medium .

这种逆风因子法是作者在用有限元素法解不可压N-S方程中提出来的。

The purpose of this paper is to extend its application to solution of incompressible Navier-Stokes equations in non-orthogonal curvilinear coordinate system by the finite difference method .

方法：我们使用了一个关于L4-L5腰椎的3维非线性有限元素法的模型。

Methods . A3-dimensional , nonlinear finite element model of a lumbar spinal segment L4-L5 was used .

将隧道看作波导，利用有限元素法，分析了矩形隧道中的列车对电磁波截止频率的影响，可知列车的存在使TE波模的截止频率降低，使TM波模的截止频率升高。

Effects of trains in a rectangular tunnel on the cutoff frequency were analyzed by the finite-element method when the tunnel had been regarded as a waveguide . Generally , the trains in tunnel lowered TE wave cutoff frequencies and raised TM wave cutoff frequencies .

本文应用有限元素法对冷挤压通孔凹模进行计算、比以往采用Lame理论进行计算，不仅精度高，而且能计算凹模轴线方向上的应力分布。

In this paper it is describe to calculate cold extrusion cylindrical hole die by using finite element method , comparing with that calculation of using Lame theory , this calculation not only can provide higher accuracy , but also axial stress distribution of die .

用有限元素法数值模拟SBT测井贴井壁的点声源激励下套管井中接收到的声压波形。

Finite Element Method ( FEM ) is used in simulating the acoustic pressure waveforms of the acoustic field stimulated by a point source adhering to the casing according to analyzing the measuring theory of Segmented Bond Tool ( SBT ) .

本文阐述了计算转动叶片的动频的几何非线性有限元素法，并对700mm长叶片动频进行了计算，其结果与试验相吻合。

This paper described geometric nonlinear finite element method of calculating frequency of rotating blade , and calculated blade of 700 mm long . The results are in agreement with experiment .

属于有限元素法解决这类问题的有配置法、引用Gurtin变分原理等的变分方法、以及解从各种力学原理导出的有限元方程的方法。

Those methods involved in the finite element method are : ( 1 ) disposition method ) ( 2 ) variational method cited from Gurtin 's variational principle ; and ( 3 ) the method after solving the finite element equation derived from various principles of mechanics .

应用声有限元素法模拟坐席吸声低谷效应

Modeling of the seat dip effect using acoustic finite element method

应用有限元素法分析柴油机排气门的蠕变问题

Creep Analysis of Diesel Engine Exhaust Valve by Finite Element Method

弹丸在发射条件下的有限元素法弹塑性分析

Elastoplastic Analysis of Projectile under Firing Conditions with Finite Element Method

有限元素法与迭层复合材料结构力学

The application of finite element method to laminated medium structures

解偏微分方程的有限元素法

FINITE ELEMENT METHOD & A Solution to Partial Differential Equation

频率域中有限元素法的探讨

A tentative discussion on the finite element method in the frequency domain

应用有限元素法计算滑动轴承的八个动态特性系数。

With finite element method calculated eight dynamics coefficients of sliding bearing .

基于有限元素法的挤压油膜动力特性研究

Dynamic characteristic of squeeze film based on finite element method

绕升力机身跨音速流动的有限元素法数值分析

Finite element numerical anaiysis for transonic flows around lifting fuselages

在空间域和时间域解弹性动力学问题的有限元素法

The finite element method in space and time for solving elastodynamic problems

子结构传递矩阵法、有限元素法和模态综合法应用于转子动力特性计算时的对比分析

Comparation of Substructure Transfer Matrix Method , Finite Element Method and Mode

有限元素法在气动板形检测辊上的应用

The Application of Finite Element Method in Pneumatic Strip Shape Measuring Roll

带非线性边界的非线性双曲型方程的有限元素法分析

The finite element method for nonlinear hyperbolic equation with nonlinear boundary condition

伽辽金有限元素法对旋翼气弹稳定性的应用

Application of Galerkin Finite Element Method to Rotor Aeroelasticity

应用有限元素法合成地震记录

An application of finite element method to synthetic seismogram

变系数四阶微分方程组的有限元素法

The Finite Element Method for Four Order Differential Equation Systems with Variable Coefficients

用有限元素法分析转子-轴承系统动力学

Dynamic analysis of rotor-bearing systems by finite element method