查询词典 finite element method

Numerical stimulation analysis for stability of pile stickup with geometrical nonlinear 3 D finite element method in pile foundations of ocean platforms is performed .

结合海洋工程的设计实例，借助三维非线性有限元分析方法，考虑桩身变形的几何非线性特性，研究了桩身倾斜度，支撑情况以及水平荷载等因素对桩身自由站立稳定性的影响规律，并将线性分析方法和非线性分析方法得到的结果进行了比较。

The theory of geometrical non-linear finite element method is researched, which includes equilibrium equation, Lagrange formulation, assembled equations and tangent stiflhess matrix.

中文摘要：本文从大变形的基本理论出发，对几何非线性有限单元法的平衡方程、Lagrange格式、求解方程以及切线刚度矩阵进行了研究。

The finite element method and optimum design is adopted to box girder in the essay.

有限元方法就是目前在机械设计上应用最为广泛的新型设计方法之一。

The fore treatment of SBRCFS, according to the principles of Computer Graphics, is graphical input. The kernel calculation adopts the ideals of Finite Element Method ab.

前处理运用计算机图形学原理，采用图形输入；核心计算采用有限元法，同时考虑塑性调幅和内力不利组合，使计算更加合理。

The paper also introduced the 2-d and 3-d finite element method and the grillage ...

论文介绍了平面和空间杆系有限元法及梁格法的基本理论。

In the present paper, the application of finite element method and its principle is discussed for this kind of calculations, a technique for the calculation of local grillage vibration is deduced and an example for...

本文讨论用有限元方法和原理应用于这类计算，推导了板架局部振动的计算方法，给出了计算实例。通过计算表明，本文方法可用于实际，为舰船振动校核计算提供了手段。

Based on the Hamilton Principle and the Finite Element Method, a non-linear discrete dynamic equation is worked out.

本文在已建立的动力学方程基础上，通过算例仿真说明了该方法对带端部质量的旋转刚-柔耦合耦合智能结构控制是有效的。

From elastic piezoelectric theory and Hamilton Principle, theory of non-conform piezoelectric finite element method is derived.

根据弹性压电理论与Hamilton原理导出了机电耦合有限单元动力学方程的一般形式，然后引入了非协调元的概念，并应用于压电结构，对压电层合梁进行了较为详尽的分析，还介绍了程序中使用的动力学计算方法。

Numerical simulations were done by ANSYS based on the finite element method,in which the functional is solved by Hamilton principle.

模拟软件采用ANSYS，数值计算基于有限元数值计算方法，并利用哈密顿原理求解泛函，在控制计算精度的基础上，得出了该电子光学系统的内部静电场分布和轴上电位分布，同时对静态条件下的电子轨迹进行了模拟计算。

Derives the formulae for calculating the distortion and stress on the acting surface of flexspline load in the drive process of the harmonic gear drive with three-wave wavegenerator;(2) analyzes and compares the performance of plastic and steel products under light load drive and calculates the probably reached limit of drive ratio for both types of flexsplines under the same load;(3) applies the harmonic gear drive with three-wave wavegenerator to the small-sized multiple-revolution electric device of valves by taking into consideration of the low limit of the drive ratio for the harmonic gear drive with three-wave wavegenerator made of plastics, improves the design on the main drive mechanism of the traditional small-sized multiple-revolution electric device of valves, and validates through examples the feasibility for the harmonic gear drive with three-wave wavegenerator made of plastics to be applied to the small-sized multiple-revolution electric device of valves. Finally the author performs calculations on the two types of the flexsplines of the harmonic gear with three-wave wavegenerator by using the finite element method and analyzes the causes for the errors.

本文根据三波谐波齿轮传动的运动变形特点，采用弹性薄壳的力矩理论，推导了三波谐波齿轮传动柔轮载荷作用面上的变形及应力计算公式；分析比较了轻载传动情况下塑料和钢材的性能，计算了塑料制谐波柔轮和钢制谐波柔轮在相同载荷情况下可能达到的传动比极限；对塑料制及钢制三波谐波齿轮柔轮进行了有限元计算，分析了产生误差的原因；针对三波塑料谐波齿轮传动比极限低的特点，将之运用于小转矩多回转阀门电动装置中，对传统的小型多回转阀门电动装置的主传动机构进行了改良设计，并通过实例验证了三波塑料谐波齿轮传动在小转矩多回转阀门电动装置中应用的可行性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。