查询词典 finite element method

The application of Karhunen-Loeve expansion to simulating the soil parameters random field is researched;and the characteristics of the KL decomposition are analyzed;and the Galerkin finite element method is adopted to solve the integral equation numerically in the irregular region and for arbitrary covariance function and to simulate the anisotropic conductivity field.

研究了Karhunen-Loeve展开在土性参数随机场模拟中的应用，分析了KL展开的特点，针对不规则区域和任意类型协方差函数提出了积分方程的Galerkin数值解法，模拟了土壤渗透系数各向异性随机场。

Wheel/rail friction,rolling contact,temperature,creepage,finite element method

中文关键词：轮轨摩擦；滚动接触；温度；蠕滑率；有限元

Material removal rates can be obtained by the proper application of this phenomenon. The stresses of crosshatch intersection point for ceramics is analyzed by using the finite element method.

珩磨加工中，相邻磨粒间陶瓷材料磨削裂纹存在着相互扩展和交叉，磨削残余应力控制磨削裂纹之间的相互影响作用。

With the method of Stress Function,this paper analyzes the distribution of stresses of biaxial tensile and builds the finite element model of biaxial tensile test of cruciform specimens with slots on arms.

用应力函数法分析了双向拉伸的应力分布，建立了臂上开缝十字形试件双向拉伸试验的有限元模型，使用大型通用有限元软件ANSYS8.0对十字形双向拉伸试验进行模拟及分析，并对其结构尺寸进行优化设计。

Firstly, we make numerical modeling analysis with finite element method and eliminate the effect of tunnelcavity, translate the apparent resistivity curve of advanced detection in tunnel into the curve in full space.

首先利用有限元数值模拟技术分析并消除坑道空腔对视电阻率的影响，并将坑道超前探测视电阻率曲线转化为全空间视电阻率曲线。

Based on the research results of domestic and overseas, the hysteretic behavior of CFS members under constant compression and cyclic bending is numerically simulated by finite element method.

本文在国内外已有的研究成果基础上，采用有限元模型对冷成型薄壁钢构件在常轴力和循环弯矩共同作用下的滞回性能进行数值模拟。

Combining the functional analysis method with the heat conduction differential equations the finite element mathematic modal as the solution to the period cyclic symmetric structure temperature field was constructed.

试验研究了SiCp_A356复合材料在20℃～450℃之间的拉伸力学性能、循环应力应变响应以及应力松弛行为，以经典的弹塑性增量理论作为塑性模型、以经典的Dom幂率方程作为蠕变模型，引入温度效应，建立了适用于制动盘结构分析的热弹塑性-蠕变本构模型。

A method for building the finite element model of the gravity support system for International Thermonuclear Experimental Reactor was proposed according to the characteristics of the gravity support system with the cyclic symmetry.

针对国际热核实验反应堆重力支撑系统具有周期对称性的特点，提出了ITER重力支撑系统的有限元模型的建模方法。

The static natural frequencies and dynamic frequencies (under 3000rpm) are calculated by the finite element method and cyclic symmetry technique. The rotating vibration behaviors of the two models are compared. Different vibration characteristics between the two models are discussed. Geometry mismatch in a turbine blade root, which arose in manufacturing process or caused by wearing out during service, leads to contact conditions changed in fir-tree attachments. As a result, shifting of the fundamental frequencies and redistribution of stress in the blade base possibly cause failure of the blade.

在叶片—轮盘耦合系统振动研究方面，建立了带围带的叶片振动计算模型和带围带的叶片—轮盘耦合系统振动计算模型，考虑旋转离心力作用，采用波传播技术，对两种模型分别进行了整圈模态分析，得到了某汽轮机叶片模型和叶片—轮盘耦合模型在0转速和工作转速(3000rpm)下的振动模态，并对所得结果进行分析比较，讨论了整圈叶片振动模态与叶片—轮盘耦合振动模态的区别。

By the general method and the finite element analysis, the distributing situation of the stress gradient on the oil cylinder has been gained.

采用常规方法和有限元分析，确定油缸上应力梯度的分布情况。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。