查询词典 finite element method

The first part gives a general description of the basic thinkings of the finite element method and wavelet analysis.

第一部分对有限元法和小波分析的基本思想及目前的应用状况做了概括叙述。

The surface on the steel bridge is easy to damage early than estimate years.The distress types in steel bridge surfacings include permanent deformation,cracking,formation of mounds and disintegration.The text analyses the vertical section strain under tire location by use of the finite element method and calculates the influence of stiffness variance of translate bonding layer on the surfacings of steel bridges.

中文摘要：钢桥面沥青铺装层在使用一段时间后容易出现开裂、脱层以及车辙等早期破坏现象，采用空间有限元分析方法对车轮荷载位置处的截面竖向应变进行分析，计算了过渡粘结层刚度变化时对钢桥面铺装层受力变化的影响，计算结果说明对传统的弹性层状计算理论的假定与实际受力情况存在较大差异。

The electric-thermo-mechanical coupled simulations of two types of drained aluminum reduction cells, i.e. scenario Ⅰ is with central sump and two accessorial sumps at the ends of the cell; scenario Ⅱ is with only a central sump at the cell bottom, were conducted on the commercial finite element method software package ANSYS.

采用商用有限元计算软件ANSYS针对两种聚铝沟设计方案(即方案Ⅰ为工字型聚铝沟结构；方案Ⅱ为单聚铝沟结构)的导流槽模型进行了电热应力耦合计算，同时针对热应力引起的槽体形变进行模拟。

And then dynamic process including starting,losing step,reclosing and open-phase operations were analyzed with tine-stepping finite element method and field experiments.

首先研究了同步电机动态分析的共性问题，即局部电磁力、电磁转矩计算与场-路-运动直接耦合求解问题，进而对稀土永磁电机起动、失步、断相、重合闸等动态过程进行时步有限元分析和实验研究。

Three-dimensional finite element method was developed to predict the acoustic attenuation performance of perforated tube dissipative silencers.

将有限元法应用于预测穿孔管阻性消声器的声学性能。

The spacing between neighboring spacers in the panel, length and width of spacers are taken as design variables, while objective function is defined in terms of prescribed constraints on structural response, i. e., the stress and displacement of panel. The finite element method analysis code ANSYS is used here for structural analysis.

以支撑墙相邻间距、支撑墙的长度和宽度作为优化设计参数，预先设定的面板应力以及应变值作为目标函数，利用ANSYS有限元分析软件进行结构分析，其最佳分析结果变形值为0.487×10^(-5)m，应力值为0.167×10^7Pa。

Earthquakes ; pipe flow ; finite element method ; vertical earthquake loading ; pipe line conveying fluid ; coupling effects

地震；管道流动；有限元分析；竖向地震荷载；输液管道；耦联振动

Using finite-element method the effects of long objects, such as cage, train and metal pit prop, on electromagnetic wave cutoff frequency is researched systematically in regular tunnels, and it is shown that the long metal objects lower TE wave cutoff frequency and raise TM wave cutoff frequency.

利用有限元方法系统地研究了机车、罐笼、金属支护立柱等长列金属物体对井下规则隧道中电磁波截止频率的影响，可知长列金属物体的存在使TE波模截止频率降低，而使TM波模截止频率升高。

The fluid end of the plunger pump was analyzed with three-dimensional finite element method,and the distribution law of stress at the fluid end was obtained.

对某柱塞泵泵头体进行了三维有限元分析，获得了泵头体的应力分布规律，并应用ANSYS软件对泵头体的结构进行了优化，为类似的壳体零件的优化设计提供了依据。

Poppet valve ; Finite element method ; Mathematical model ; Flow function

锥阀；有限元法；数学模型；流函数

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。