As it is known that the double set parameter method is an effective method for constructing finite elements of higher order problem (such as plat bending problem finite element).
众所周知,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。
Based on energy functionals and with the inclusion of high order dynamic displacement modes, the finite dynamic element formulation for bar and beam is developed.
从能量泛函出发,通过引入高阶动态位移模式,导出了杆、梁、框架结构动态有限元列式,建立了杆梁动态有限单元。
In order to solve the early age temperature field of concrete with the finite element method accurately, we discuss the finite element method about solving the temperature field in the third chapter.
之后讨论了混凝土的热物理参数的确定。为了能够正确合理的应用有限元方法求解早期混凝土温度场问题,第三章论述了求解温度场的有限元方法。
In the second chapter, we present an additive Schwarz preconditioner for the rotated Q_1 finite element discretization of second order elliptic problem.
我们在第二章中构造了求解用旋转Q_1有限元离散椭圆型偏微分方程的区域分解方法。
In order to design irregular prestressed concrete floor, formulas of anisotropic finite element method to analyze the internal force of prestressed concrete hollow slab have been presented.
考虑预应力混凝土空心板的构造特点,推导了进行板内力分析的各向异性有限元法公式。
In order to ensure the validity of finite element analysis for reinforced concrete hollow slab.
为了保证后面对钢筋混凝土桥面板有限元分析的有效性。
Professor chan specializes in structural engineering , his main research interests are in the areas of higher order finite element method , shearwalls and corewalls , and plate and space structures.
陈教授为结构工程学专家,主要研究领域包括高级有限元分析法剪力墙和核心墙板和空间结构。
Compared with first-order perturbation, second-order perturbation stochastic finite element has the advantage of higher accuracy.
与一阶摄动随机有限元相比,二阶摄动随机有限元具有较高的计算精度。
Eigenfrequencies of high order modes in the axial-symmetric cavities are computed with a vector finite element method.
采用矢量有限元方法计算了任意轴对称谐振腔高阶模的本征频率。
Reducing the order of a large structural finite element model is important in improving the efficiency of finite element analysis in the field of structural dynamics and vibration.
对大型复杂结构振动有限元模型进行减缩降阶,是使结构有限元模型可有效地用在结构动力分析和振动计算方面的一个重要措施。
It makes use of finite element method to carry out the numerical value simulation by software in reality in order to get the condition of strain and deformation on the main axle installing.
利用有限元法,通过有限元分析软件对其实际工况进行整体结构数值模拟,得出主轴装置在实际工况下的应力、变形情况。
In order to analyze the rules of head width reduction of slab during side pressing, a finite element model was established by method of numerical simulation.
为了分析定宽过程中板坯头部失宽的变化规律,利用数值模拟的方法建立了板坯侧压的有限元模型。
It is necessary to parallelize the algorithm of the finite element inversion system in order to improve computation efficiency and to study more complex models.
为了提高计算效能,研究更复杂的模型,很有必要将该有限元反演系统的算法实现并行化。
For the Non-Newtonian fluid, Finite Element Method (FEM) is used to have an accurate description of the fluid flow details and this result can be used for further reduced-order modeling.
然后针对一类复杂的非牛顿流体,采用有限元方法对其建模分析,得到的结果可以为进一步的简化解析建模提供参考。
The First six natural frequencies of a cantilevered triangular bending plate are calculated both by the conventional finite element and by the second order finite dynamic element.
用常规有限元和二次动态有限元解算了一个悬臂三角形弯曲板的前六阶固有频率。
In chapter two, the asymptotic expansion and superconvergence result of a class of second order quasilinear equation in generalized finite element space is presented.
第二章中,给出了一类二阶拟线性方程广义有限元解的渐近展式和超收敛结果。
In order to solve the eccentric worn problem of tubing, deformation finite element simulation of the eccentric worn tubing was carried out with ANSYS software under internal pressure and axial load.
为了解决油管偏磨问题,对内压和轴力作用下的无偏磨、单面偏磨和双面偏磨油管分别进行了有限元(AN - SYS软件)模拟研究。
The efficiency of forward calculation by finite element method is one order higher than that by immediate integration.
利用有限元方法进行正演计算的效率要比直接积分方法至少高一个数量级。
Compared with the general finite element, the present element may have heigher first order convergence rate, the stresses can be obtained at nodes of element directly.
与一般有限元相比可以提高一阶收敛精度,应力可直接在单元节点上得到。
The first order and the second order of fully discrete discontinuous finite element schemes are proposed for the concentration equation.
对浓度方程在时间上进行了一阶和二阶离散,采用间断有限元格式;
A kind of mixed-order vector finite element method for axial-symmetric cavities is introduced.
介绍了一种用于分析轴对称谐振腔的混合阶矢量有限元法。
Based on first-order optimization calculating theory, authors established the optimal finite element model of swivel construction of arch bridge adopting hydraulic sync elevation technology.
根据一阶最优化计算理论,构建了采用液压同步提升技术进行转体施工拱桥的优化有限元模型。
The dispersion and loss characteristics of groove guide with arbitrary shapes are analyzed with high-order finite element method.
本文用高次有限元法分析了任意形状槽波导的色散和损耗特性。
In this paper, some questions, such as the accuracy, application and so on, of high order finite element in magnetic field calculation are discussed.
本文对于磁场计算中高阶有限元的精度及使用等问题,进行了较详细的讨论。
The second order elliptic problem is studied by using conforming finite element and nonconforming finite element in the different parts of the area respectively.
在区域的两个不同部分分别采用协调元和非协调元来研究二阶椭圆问题。
The arithmetic of quadtree mesh generation was studied in order to solve the problem of the finite element automatic quadrilateral mesh generation for a two dimensional complex region.
针对有限元前置处理中二维复杂域四边形网格自动剖分问题,对四叉树网格剖分算法进行了研究。
The heat load to the vacuum vessel thermal shield (VVTS) is analyzed by FLUENT finite element software in order to demonstrate that the design of cooling tubes is reliable.
采取有限元法对内冷屏的受热状况进行了计算分析,以验证内冷屏氦冷却管道设计方案的可靠性。
In order to solve the problem of door weather strips which compression load are out of their standard, the nonlinear finite element software, MSC.
为了解决某轿车车门密封条压缩负荷超标的问题,采用非线性有限元软件MSC。
In order to look for the reason of a main shaft sinkage in a heavy-duty horizontal lath, a finite element model for the lath's main shaft system is established based on ANSYS.
针对某重型卧式车床主轴下沉问题,基于Ansys软件对其主轴系建立了有限元模型,对主轴系静态性能进行了分析。
In order to look for the reason of a main shaft sinkage in a heavy-duty horizontal lath, a finite element model for the lath's main shaft system is established based on ANSYS.
针对某重型卧式车床主轴下沉问题,基于Ansys软件对其主轴系建立了有限元模型,对主轴系静态性能进行了分析。
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