查询词典 finite element method

In this paper, the state and development of simulation of metal sheet press forming processes are summarized, and some key problems which are not yet solved well currently with finite element method in practical applications are provided.

本论文介绍了近年来国内外在金属薄板冲压成型仿真研究的发展和现状，并针对应用研究中一些尚待解决的关键技术问题进行了深入研究。

The article simulated the interface condition of full-depth pavement through finite element method, and studied its influence on pavement life using three indexes including the deflection on the surface, the tensile strain at the bottom of asphalt layer and the compressive strain at the top of subgrade.

通过有限元仿真模拟全厚式沥青路面不同的层间接触状态，并采用路表弯沉、沥青层底拉应变以及土基顶压应变3大指标分析其对路面寿命的影响。

Equivalent magnetic circuit model and 3D finite element method developed in this paper are helpful to the more study on optimizing design and full-load characteristic of IPM-HESM.

所建立空载磁路模型及三维有限元分析方法为该新型电机的优化设计、性能分析以及负载特性进一步研究奠定了基础。

In this paper, the finite element method was applied to the vibration characteristic analysis for the upper bracket and head cover of a certain large-scale hydropower generator unit.

采用有限元法对某大型水轮发电机组的上机架和顶盖结构进行了振动特性分析，得到了结构的自振频率和相应的振型，结果表明：顶盖产生共振的可能性较大，应加以预防。

Based respectively on elastic ground beam and finite element method, two dynamic prediction methods for displacement of foundation pit are developed by the light of bionic algorithms. The case studies demonstrate that the two methods have advantage over other methods.

通过修正土压力分布模式，利用仿生算法，建立了基于弹性地基梁有限元法的深基坑支护结构位移与安全性动态预报模型和计算方法，两个算例表明，该法比规范推荐的弹性地基梁法的预测精度要高；同时，建立了基于连续介质有限元法的深基坑支护结构位移与安全性动态仿生优化预报法，算例计算结果证明了该法比同类方法计算结果要好。

Coal and gas outburst;ground stress;heading face; finite element method; ANSYS

煤与瓦斯突出；地应力；掘进工作面；有限元；ANSYS

In order to analyze strength and vibration of impellers using finite element method, pre-processing and post-processing are necessary.

对于由于降阶得到的Hermite矩阵的特征值计算，提出了一种改进的子空间迭代方法，并推导了相应的广义雅可比方法的迭代公式。

Dynamic structure analysis ; vibration ; finite element method ; impellers

结构动力分析；振动；有限元法；叶轮

The effect of MnS inclusions on hydrogen diffusion in steel was investigated by experiment and finite element method.

通过实验和有限元计算研究了MnS夹杂对钢中氢扩散行为的影响。

A 3D lithosphere model of the Indo-Australian plate is constructed and numerical simulation of the tectonic stress field of the Indo-Australian plate is performed by using the pseudo-3D finite element method and adopting the WSM2000 observed stress data and stress state as constraints, and then the influence of the boundary forces applied at the Indo-Australian plate on the intraplate stress field is discussed.

本文采用伪三维有限元方法，利用 WSM2000观测应力场数据的应力取向和应力状态作为主要约束，建立了印度—澳大利亚板块岩石层三维模型，对印度—澳大利亚板块构造应力场进行了数值模拟，进而探讨印度—澳大利亚板块所受边界力对板块内部应力场的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。