在有限单元方法中,放开了定近似函数的限制。
In the finite element method, one of the restrictions on the approximating functions is relaxed.
在有限单元方法中,放开了定近似函数的限制。
Study on Truss Element of Finite Element Method and Its Application;
首先,简单地介绍了渗流的基本原理和渗流计算有限单元方法。
First, the basic principle of seepage and FEM for seepage calculation has been described briefly.
本文主要针对斜梁桥传统计算方法的不足,采用组合有限单元方法计算分析斜梁桥问题。
This paper primarily aims at the deficiency of conventional computation method of skew girder Bridges, calculates and analyses skew girder bridge based on integrated finite element method.
在计算方法上,本文对流行的有限单元方法进行了改进,使存贮减少,并提高了计算速度。
In computation, an improvement was made for the current finite element method; the space of storage was decreased and the computing speed was increased.
着重于开发一种以常规线性单元为基底,附加中间移动节点而构成的新型高精度的复合有限单元方法。
This paper focuses on developing a new high precision finite element method by combining ordinary linear element and mobile node.
论文以材料力学、机械振动学理论和有限单元方法为基础,运用优化设计方法对立柱截面进行了优化;
In this thesis, based on the theory of mechanical vibration and the principle of infinite element analysis, the section of an enclosure pillar is optimized.
在此基础上采用有限单元方法数值求解模型,并运用热焓法处理凝固潜热,得到了一定工艺条件下的稳态凝固温度场。
Using enthalpy to deal with latent heat of solidification the numerical model is solved by finite element method, and a steady temperature field can be obtained under a certain condition.
在关键井点测井资料研究基础上,结合岩石力学实验,用有限单元方法对迪那气田古近系储集层现今地应力分布做出预测。
Based on key well log data and rock mechanics experiment, the present ground stress distribution of Paleogene reservoir in Dina gas field is predicted with finite element method.
当单元破裂后,将破裂单元作为内部边界,利用有限元方法计算由于这个单元破裂对系统其他单元造成的应力调整。
After a cell is broken, the stress adjustments of the other cells in the system are obtained by finite element method using the broken cell as inner boundary.
根据ANSYS提供的适合导管架平台的单元的特点,归纳出进行导管架平台结构有限元分析的基本过程和基本方法。
According to the characteristics of the unit suit for jacket platform provided by ANSYS, concluded a essential process and method for the jacket platform construction analysis with ANSYS.
提出了一种基于图像处理技术的沥青混合料二维有限单元分析的几何建模方法。
Based on image processing technology, a method of geometric modeling is presented for two dimensional finite element analysis of asphalt mixture.
提出了基于有限单元法求解偏压隧道衬砌结构可靠度的方法,开发了实用计算机程序,并给出实际算例。
This paper presents a method, based on the finite element, to compute the structural reliability of bias tunnel lining. Authors compile a practical program and give an example.
与有限单元法相比,本方法所需的计算机内存少。原始数据输入较简单,算例表明,计算精度高。
Compared with the finite element method, the method proposed in this paper requires less memory, less original data to input into computer, and has higher calculating accuracy.
采用TL方法给出了有限变形完整理论的曲壳单元列式。
The finite element formulation of this theory is deduced with TL method.
采用有限单元法、随机疲劳分析等方法对该轨道梁的承载能力进行分析计算。
The limited unit method, random tired analysis etc. method that is adopted to analyse and calculate the track beam's loading abilitys.
岩锚吊车梁结构稳定计算所普遍采用的方法有刚体平衡法和有限单元法。
The methods of calculation for the structural stability of rock-bolted crane girder include the rigid equilibrium method and the finite element method.
基于展开镜结构工作原理,运用有限元方法分析了展开式反射镜单元的裸镜及其支撑方案。
Based on the deployable structure of a mirror and the operation principle, the finite element method was used to analyze the unit naked mirror and some different mirror support schemes.
结合工程实例用非线性有限单元法对高边坡进行稳定分析,并提出判断边坡稳定的方法,以供参考。
Combining the actual project example, non-linear FEM is used for a stability analysis of high slope and a way of judging the slope stability is put forward for reference.
基于随机安装偏差模式,利用空间有限单元法和概率方法,分析了网架结构由于安装偏差引起的初始应力和初始位移。
Based on the assumption of random installation deviation, the finite element met hod analyzing the initial displacement and stress of grid structures was set up.
双参数方法是构造高阶问题有限元(例如薄板弯曲问题单元)的有效方法。
The double set parameter method is an effective way for constructing finite elements of higher order problems (such as plate bending problem finite elements).
应用曲杆有限单元法建立曲线梁桥的实用分析方法,并考虑了曲线梁桥的非径向支承特征。
Applying the theory of curved beam FEM, a practical method of structure analysis of curved bridge is build when considering the sidelong support.
对于弯曲成形,采用普通有限元方法会有剪切自锁现象,需要划分大量的单元。
For the bending forming problems, more ordinary finite elements need to be adopted because of shear locking phenomena.
采用三维实体单元和杆单元相结合的空间组合有限元方法,对一座两跨曲线预应力混凝土箱形连续梁桥进行空间受力分析。
Using a spatial composite finite element method, combining three-dimensional solid element and bar element, the mechanical analysis of a two-span curved PC continuous box girder bridge is conducted.
采用拖带坐标系下的退化壳单元,以及动态显式有限元方法求解管材在弯管机上的弯曲成型问题。
A dynamic explicit finite element method is used to pipe bend forming processes on bender in this paper. The degenerated shell element and co-rotational coordinate system are employed.
随着工程实践问题的复杂程度不断增加,集有限单元法和误差分析方法于一体的自适应有限单元法的应用不断普及。
As the complexity of engineering analysis problems increases, the Adaptive Finite Element analysis (AFEA) that integrates FEM and error estimation method is applied widely.
本文在弹性动力学问题的有限单元解的基础上,提出了一种弹性波偏移的新方法——有限单元法弹性波偏移。
On the basis of the finite element solution to elastodynamic problems, we propose a new method of finite element elastic wave migration.
本文在弹性动力学问题的有限单元解的基础上,提出了一种弹性波偏移的新方法——有限单元法弹性波偏移。
On the basis of the finite element solution to elastodynamic problems, we propose a new method of finite element elastic wave migration.
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