查询词典 finite dimensional

This research used MZ1-1000 automatic submerged arc welder and 2 mm-diameter H08A electrode wire to simulate welding with trailing peening and to establish three dimensional finite element models.

随焊锤击的时机取决于温度场变化，针对此问题，以MZ1-1000型自动埋弧焊机、Φ2 mm的H08A焊丝为例，对平板堆焊进行了模拟，建立了三维有限元计算模型，并编制了实现热源移动的循环子程序；运用表面效应单元，解决了两种不同载荷同时加载的问题，实现了焊接温度场的三维动态模拟，得到了不同时刻焊件的焊接温度场分布。

The torsional distortion and the torsional rigidity of the cross axle type universal shaft are calculated by using the three-dimensional finite elements method.

运用三维有限单元法对十字轴式万向联轴器的扭转变形和扭转刚度进行了分析计算。

With reference to the Shanghai Changjiang River Bridge Project, the three-dimensional finite element model is used to calculate the shear forces of welded studs in anchorage zone of steel and concrete composite pylon of cable-stayed bridge under the action of stay cable forces.

结合上海长江大桥工程，采用空间有限元模型，计算在抖拉索索力作用下钢－混凝土组合索塔锚固区焊钉的剪力，分析焊钉竖向剪力、横向剪力和合剪力分别在索塔竖桥向和横桥向的分布规律。

In this paper, five kinds of two dimensional finite element models are developed,and an analysis of a fixed pad bridge bearing load cell in large turbine generator sets is made.

引 言在大型汽轮发电机组中，若干个转子联结成一个轴系，轴系中 1 0个左右不同类型的轴承共同支承着转子系统的各种载荷。固定瓦轴承就是其中的一种。

A three dimensional finite element analysis on the structure of 4 tilting pad bridge bearing load cell in large turbine generator sets has been made.

对大型汽轮发电机组四可倾瓦轴承双剪桥式负荷传感器结构进行了三维有限元分析，研究了不同边界条件对传感器结构应力场的影响。

The Update Lagrangian formulations of deck beam finite element in transverse stripe are induced based on the three-dimensional continuum virtual work incremental equilibrium equation, and the effect of large deformation is taken into consideration.

基于三维连续体的虚功增量方程，导出了横向条带板段单元的UL列式，并考虑了板段单元位形变化的影响。

A three-dimensional finite-element model, which includes plate, punch, die and holder pad, is established to simulate the drawing process based on the characteristics of the square box part.

根据方盒形件的特点，本文建立了包括板料、凸模、凹模以及压边圈在内的三维有限元分析模型。

In this study, a mathematical model about the deformation of screw distributing die plate was given, and the pressure field and the deformation of the plate were analyzed with the help of the large three-dimensional finite element software-ANSYS.

通过建立端部供料式螺杆分配机头流道内流场的三维有限元模型，利用ANSYS有限元软件，模拟了聚合物熔体在机头流道内流动时压力场的分布情况，在此基础上重点分析了机头狭缝流道区的流场压力分布。

In this paper an algorithm of finite element modelling is discussed for elastic wave propagating in two dimensional media. Two analytical formulas of the initial motion and wave form of P wave are derived in time domain for a point force source directing vertically down as a function of time with a bell shape.

本文讨论了二维介质中弹性波有限元模拟的一种方法；导出了二维无界空间中集中力点源的理论初动表达式和位移波形表达式，并和相似情况下的有限元结果进行了比较；对用有限元方法算得的几个中小模型的节点位移进行了分析。

Referring to a great deal of literature, the methods of establishing the dynamicsimulation of driving drum and the model of finite element are researched using the method ofthree-dimensional entity modeling. The virtual prototype of the driving drum for belt conveyoris established based on its working and laden condition.

在查阅大量关于传动滚筒运动仿真模拟和结构有限元分析的文献基础上，本文研究了传动滚筒运动仿真和有限元模型的建立方法，采用三维实体建模技术，根据传动滚筒的工作条件和负载情况创建了带式输送机传动滚筒的虚拟样机。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。