The aqueduct braces are meshed into spatial beam element.
渡槽支架采用空间梁单元进行模拟。
Vibration equations for the bridge are derived using spatial beam element.
建立了桥梁的有限元振动方程；
The creep of concrete structures is studied using degenerated beam element.
应用退化梁单元分析了混凝土结构的徐变问题。
Spatial beam element is adopted to simulate large-span bridge with high-pier.
采用空间梁单元模拟高墩、大跨桥梁实际结构。
Then, a two bode shallow beam element with twelve degree of freedom is established.
由此我们建立了二节点、十二个自由度的曲梁单元。
The respective virtues of beam element and solid element are shown in two modelings.
利用梁单元和实体单元各自的优点，通过二次建模互补进行结构有限元分析。
A tapered beam element model is used to simulate the behaviour of an arch structure under loading.
采用较为简单的梯形梁单元分析圬工拱形建筑结构受荷载作用的力学性能。
With the degree of damage, the pier damage than the beam element on the structure of major damage.
同程度损伤下，桥墩损伤比梁单元损伤对结构的影响大。
A tapered beam element model is used to simulate the behaviour of a masonry arch bridge with loading.
采用梯形梁单元分析砖石拱桥在载荷作用下的行为。
In this paper, a degenerated beam element is developed, evolving from a bilinear degenerated shell element.
从双线性退化板壳单元出发，演绎推导出了一种可以应用于空间有限元分析的退化梁单元。
The paper studies nonlinear F. E. analysis of stiffened shells, presenting beam element to simulate the stiffeners.
本文研究了加劲壳的非线性有限元分析方法，提出了一种梁元素来模拟加筋。
A simple and efficient method for integrating the nonlinear beam element stiffness matrix is presented in this paper.
对于非线性杆件单元，本文提出一种新的简便有效的集成单元刚度矩阵的算法。
This paper presents a composite mechanical model of membrane element and beam element for ship hull and superstructure.
本文提出了用膜元与集中质量的组合形式作为上层建筑的力学模型。
Then, by using beam element and MPC184 element, the finite element model for strength analysis was setup and simplified.
然后利用梁单元和MPC184单元，建立了供强度计算的有限元模型并进行了简化。
The soil reaction matrix is added to beam element stiffness matrix, and modified beam element stiffness matrix is formed.
将土反力矩阵与梁单元刚度矩阵迭加，形成修正的梁单元刚度矩阵；
It also gives the space beam element rigid matrix with 12 parameters after coagulation for a more convenient utilization.
为使用方便，同时给出凝聚后的十二参数空间梁单元刚度矩阵。
A calculating model of finite element method with three-dimensional beam element for subsurface pipeline was established.
建立了埋地输油管道三维梁单元有限元应力应变计算力学模型，并给出了求解方法。
Then according to the equations of motion we have developed the dynamic stiffness matrixes of the bar element and beam element.
然后从运动方程出发推导了杆元素和梁元素的动刚度矩阵。
The stiffness matrix, equivalent nodal load and consistent mass matrix are derived for the beam element with variable cross-section.
导出了变截面梁单元的单元刚度矩阵、单元等效节点荷载和单元一致质量矩阵。
The degenerated cable element is derived by the reduction of stiffness of the conventional beam element and the results are acceptable.
退化型悬索单元能在对普通梁单元进行刚度折减的基础上给出良好的分析结果。
The internal force of stone arch bridge in the course of cracking at arch foot was computed using the spatial finite beam element method.
采用空间梁单元对实际的石拱桥拱脚开裂现象进行了有限元模拟分析。
Analyzing and simplifying the segment structure, thus entitling the segment to be beam element, and simplifying the joint to be bending springs.
对管片结构进行分析和合理的简化，即将管片设置为梁单元，将管片间接头简化为抗弯弹簧，而不考虑接头的拉伸和错动。
What's more, modification is made based on normal elastic ground resistance method and a rigid matrix for elastic ground beam element is detruded.
另外，本文对现有常规的弹性抗力法作了一定的改进，推导出了一种能更好考虑桩土相互作用的弹性地基梁单元刚度矩阵。
A model of spatial flexible beam element was proposed, and the dynamic equations of elements and branches of the parallel manipulator were derived.
建立了一种空间柔性梁单元模型，推导了柔性梁单元的动力学方程和并联机器人支链的动力学方程。
Based on the space beam element analytical model, a new thin-walled beam element model considering the restrained torsion was derived in this paper.
在有限元空间梁元模型的基础上，导出了考虑杆件约束扭转的薄壁梁元分析力学模型。
In this paper, a new method of analysis and design of silo structure is introduced, which USES elastic shell element and shear-considered beam element.
通过实例介绍了一种新型的筒仓结构分析设计方法，该方法采用弹性壳单元和考虑剪切变形的梁单元对筒仓结构进行有限元离散和分析。
According to the constitution of the open web sandwich plate, two models of finite element analysis using plate shell, block and beam element are given.
根据空腹夹层板的构造特点，提出了空腹夹层板有限元分析的两种计算模型。
While the FORTRAN language was compiled to calculate the geometry specialty of the beam element and the inherent specialty of the stiffened plates model.
编制该梁元剖面几何特性计算及板梁组合结构模型的固有特性计算的Fortran 语言程序。
The three-node beam element tangent stiffness matrix including the geometric stiffness matrix is developed according to the nonlinear finite element theory.
进而依据非线性有限元理论推导了该三结点梁单元的几何刚度矩阵的单元切线刚度矩阵；
The Web steel truss beam is simulated with three-dimensional beam element, and the equivalent bending rigidity of the beam could be obtained by bending test.
模型中，桁架柱采用三维梁单元模拟，其等效弯曲刚度利用弯曲试验直接获得。
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