查询词典 fem

Both the material nonlinearity and geometrical nonlinearity effects were taken into account in the FEM model. The rigid effect of tank pedrail and the panel's initial welded residual deformation were also considered.

数值计算中考虑了材料非线性和几何非线性效应，并在有限元模型中考虑了坦克履带的刚化作用和初始焊接变形的影响。

According to research, the coupling method of SPH and FEM for projectile pene trating into concrete subjected large strain and disˉ continuity is quite accurate.

研究结果表明，FEMˉSPH耦合方法能够较为准确的模拟大变形、不连续介质的动力问题，并可避免网格重分或网格消蚀，同时又具有较高的效率。

Besides, the penalty function is applied in the strength analysis for embedded steel penstock and the nonlinear FEM program is given.

编制了相应的非线性有限元程序，结合工程实例，通过方案比较得出了对工程设计有参考价值的结论。

The author presents the auto-generation mesh super-elements models of pentahedron and tetrahedron. The computer program for auto-generation of FEM mesh developed by the author can be used to mesh generation of every kind of block structure.

由于作者提出了五面体和四面体超单元自动生成网格的模式，使得所编制的自动剖分程序适用于各种块体结构的网格离散。

Compared with GDQR and FEM, the error of displacement was 2.4 percent and the error of force was 4.2 percent in the solutions.

介绍了广义微分求积法的一般原则，对比了用传统DQ法与GDQR在处理截面突变问题中的优劣，研究了用DQ法试解静水压力作用下变截面环向加箍贮液罐圆筒问题，由于变截面处的奇异性问题，所得到的结果不收敛，而采用GDQR重解该问题则得到收敛解。

3D FEM deformation analysis with the new tunnel perpendicularly crossing under the old one.

盾构施工中垂直交叉隧道变形的三维有限元分析。

The FEM simulation software of DEFORM was used to simulate the temperature distribution of plug for Diese piercer during cross rolling.

应用DEFORM三维有限元数值模拟软件对狄舍尔穿孔机热轧穿孔过程中的顶头进行了温度场数值模拟，通过模拟和实测分析了顶头开裂、粘钢、塌鼻等失效原因。

The variational trends of bending stress of the gear and pinion are analyzed based on the FEM results.

根据有限元的计算结果，分析了凸、凹齿轮齿根应力的变化规律。

According to this inequality the necessity of adjusting the Poisson's ratio in FEM analysis can be determined.

该关系不等式不仅说明了在强度折减有限元法中相关变形参数折减的必要性，同时也是对岩土体泊松比是否进行调整，调整多少的一个重要判据。

In consideration of the convenience in FEM analysis, it is suggested that there is no need for reducing the values of elastic modulus and Poisson's ratio with SSR in slope stability analysis.

因此，为了便于强度折减有限元方法在边坡稳定性分析中的运用与发展，建议在有限元计算中不对弹性模量E与泊松比v进行折减。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。