The geometric nonlinear finite element method is used to analyze the impact mechanism of dynamic compaction.
采用大变形几何非线性有限元法分析强夯加固机理及其振动对环境影响。
The geometric nonlinear finite element formulation is derived, including large strain and large displacement.
推导了考虑大应变大位移的几何非线性有限元列式。
The large deformation geometric nonlinear theory is used to study radial stability of transformer low-voltage windings.
采用大位移几何非线性理论，研究了变压器低压绕组的辐向稳定性。
The structural design of large-span latticed shell is controlled by global stability due to the geometric nonlinear property.
大跨网壳结构具有高度的几何非线性，结构设计一般由整体稳定性控制。
The computational models of mutural distubance analysis about geometric nonlinear effect between the higher piers are proposed.
提出了高桥墩之间几何非线性效应的相干分析计算模型。
It consists of two parts, calculation of cable curve for suspension bridge and geometric nonlinear analysis of bridge structure.
全文主要包括两大部分：悬索桥主缆线形计算部分和桥梁结构几何非线性分析部分。
A incremental virtual work equation, which is suitable for geometric nonlinear analysis of structures, is derived in this paper.
本文从适用于几何非线性分析的增量形式的虚功方程出发，建立了有限元计算公式。
FEM governing equations analyzing linear elastic, elastoplastic, static, dynamic and geometric nonlinear problems are introduced.
回顾了线弹性、弹塑性及大变形几何非线性的静力、动力有限元法的基本方程及求解过程。
The paper applies the mixed analysis to calculate the geometric nonlinear stability of space composite structures at construction stage.
本文采用混合分析法进行空间组合结构施工阶段的几何非线性稳定计算。
The purpose of this thesis is to explore the geometric nonlinear seismic response time integration of open thin-walled frame structures.
本文的主要目的是探讨在需要考虑几何非线性的情况下，开口薄壁杆件结构的地震反应时程分析。
The concrete slabs strengthen the torsion buckling capacity of the steel grids and enhance the minimum geometric nonlinear buckling load.
混凝土面板加强了网架的抗扭转屈曲能力，提高了最小几何非线性屈曲荷载。
The nonlinear dynamic equation of a circular plate for various boundary conditions is derived, with the geometric nonlinear effects taken into account.
计及几何非线性，在各种板边条件下，建立了圆板受迫振动时的非线性动力学方程。
This paper concerns geometric nonlinear analysis of bridge structure and software development, mainly concentrating on the analysis for suspension bridge.
本文是围绕桥梁结构几何非线性分析与软件开发而展开的，并重点针对悬索桥进行分析。
The nonlinear dynamic equation of free vibration to a circular plate for various boundary conditions, with the geometric nonlinear effects taken into account.
计及几何非线性，在各种板边条件下，建立圆板自由振动的非线性动力学方程。
Cable dome is a large deformation composite structure consisted of flexible cables. Its analysis is a geometric nonlinear problem and is difficult in its solution.
索穹顶结构是大变形柔性组合结构，其受力分析属于几何非线性问题，求解较复杂。
The global stability analysis includes two parts: the whole roof's geometric nonlinear analysis and a single main beam's geometric and material nonlinear analysis.
钢屋盖整体稳定包括两个层次：屋盖体系的几何非线性分析与单根主梁的双非线性分析。
The influence of temperature gradient on the elastic deformation and rigid body motion and geometric nonlinear effect due to the large deformation are investigated.
对温度、弹性变形和刚体运动变量联合求解，研究了热流引起的温度梯度对弹性变形和刚体转动的影响，以及在大变形情况下的几何非线性效应。
The structural analysis of inclined boom suspension bridge includes following two geometric nonlinear problems, the changing working structure form and the large flect.
倾斜吊杆悬索桥的结构分析包含“变作用形式”和大位移两个几何非线性问题。
In the calculation, it is considered that the effect of the shell structure which is made by the form of the loads and the geometric nonlinear factors of the structure.
本文在计算中，考虑了荷载的作用方式和结构的几何非线性等因素对网壳结构的影响。
A geometric nonlinear dynamic analysis of beam is presented and the importance of interaction of shearing and axial forces in nonlinear dynamic analysis is investigated.
考虑梁的几何非线性动力问题，研究了其动力分析中剪力和轴力相互影响的重要性，提出了剪力和轴力的相互影响是考虑系统非线性影响的关。
This thesis deduces computational formulations of displacement sensitivity and stress sensitivity in structural shape optimization considering geometric nonlinear element.
推导了考虑几何非线性项的结构形状优化位移灵敏度和应力灵敏度计算列式。
In calculation, this method USES the same stiff matrix, and only to renew the load vectors, which means it will reflect the geometric nonlinear effect in the load vectors' iteration.
计算时该格式使用同一刚度矩阵，只需要不断更新荷载矢量，即在荷载矢量的迭代中反映几何非线性效应。
Based on the former work, dynamic FEM analysis is made on the dynamic properties of the longest-span concrete cable-stayed bridge in Asia with geometric nonlinear effects considered.
通过研究斜拉桥模态试验的特点，首次提出了在两点移动测点法的基础上，利用梁模型振型函数优化峰值拾取法的模态参数，取得了理想的效果。
A method is presented to analyze the behavior of concrete-filled steel tubular (CFST) arch, which considers the material and geometric nonlinear property, and a finite element program.
提出考虑材料与几何双重非线性的钢管混凝土肋拱面内受力的计算方法并编制了有限元程序。
Rubber is a very unique material, proper analysis of rubber components require handling the problems of geometric nonlinearity, nonlinear boundary conditions, and material nonlinearity.
橡胶是一种特殊的材料，要实施橡胶制品的有限元分析，就要能综合处理几何非线性、材料非线性以及边界非线性问题。
Using the Simple High order Shear Deformation Laminate Theory and large deformation theory, the geometric nonlinear analysis of rubber rectangular composite laminate plate is presented.
文中应用简单高阶剪切层合理论和大变形理论对各向异性纤维增强的矩形橡胶复合材料层合板进行了几何非线性分析。
Method for computing the element restoring force, rather than the stiffness matrix, is the most important factor that determines the accuracy of a geometric nonlinear finite element problem.
几何非线性单元的精度主要决定于单元恢复力的计算方法，刚度矩阵对单元精度的影响很小。
The geometric nonlinear problem of whip antenna structure underthe action of nonconservative loads is analyzed by means of the loading incremental method which has the balanceiteration format.
该文应用具有平衡迭代格式的荷载增量法对非保守力作用下鞭天线结构的几何非线性问题进行了有限元分析；
The geometric nonlinear problem of whip antenna structure underthe action of nonconservative loads is analyzed by means of the loading incremental method which has the balanceiteration format.
该文应用具有平衡迭代格式的荷载增量法对非保守力作用下鞭天线结构的几何非线性问题进行了有限元分析；
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