The methods of calculating the first and second kind of stability problems are expatiated using the nonlinear finite element method.
从非线性有限元角度阐述了工程结构第一类稳定及第二类稳定的求解方法。
In this paper we employed the nonlinear finite element method to calculate the stress and bursting pressure of filament wound rocket motor case.
本文采用大变形有限元方法进行纤维缠绕固体火箭发动机壳体的应力及爆破分析。
The effects of longitudinal and transverse stiffeners on quasi-static crushing of stiffened square tubes are studied with the nonlinear finite element method.
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。
Based on the nonlinear finite element method, the two-time method for form finding considering gravity is proposed and the related computing program is designed.
其次提出了以有限元法为核心的考虑索膜重力作用的二次找形法，编制了相应的程序。
A numerical model based on the finite element method incorporating an arc-length algorithm for nonlinear full-range analysis of UPC beams was developed.
建立了基于有限元方法并结合一种弧长算法的适用于UPC梁非线性全过程分析的数值模型。
In this dissertation, nonlinear finite element model establishment method of the guyed mast is studied.
本文研究了桅杆结构非线性有限元模型的建立方法。
Using nonlinear finite element method, the compression load deflection of the seal was analyzed and cross sectional shape of the seal was optimized.
利用非线性有限元法分析了密封条的压缩受力变形特性，根据结构力学原理对密封条横截面形状进行了优化。
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 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。
Adopting linear and nonlinear bearing model, this paper analyses the deformation and stress of bearing with large radius, basing on nonlinear finite element analysis method.
基于非线性有限元分析方法，采用了线性轴承模型和非线性轴承模型分析了大型四点接触球轴承的变形和受力。
The ground surface settlement and lateral deflection of retaining wall for deep excavations are calculated using nonlinear finite element method.
利用非线性有限元方法计算了深基坑开挖引起的地表沉降量与墙体侧向挠度。
On the analysis of experimental data, the simplified nonlinear constitutive laws for piezoelectric ceramic PZT 4 are presented. The corresponding finite element method is established.
通过对试验结果的分析，提出经过简化的压电陶瓷PZT4的非线性本构关系，建立相应的有限元计算方法。
In this paper, stability safety factors of the rockfill dam slope are compared by finite element method and limiting equilibrium method by the use of linear and nonlinear shear strength.
本文对采用线性与非线性抗剪强度的有限元法和极限平衡法分析堆石坝坝坡稳定性进行了比较。
Using the well-known weighted residual method and finite element procedure, a nonlinear static analysis parallel with effective stress dynamic analysis has been made.
采用著名的加权剩余值法和等参数有限单元法，对坝体进行非线性静力分析和非线性有效应力动力分析。
The whole process of the relief of the welding residual stress through an explosive treatment is simulated by using the nonlinear dynamic finite element method.
利用非线性动力有限元法对爆炸处理消除焊接接头残余应力的全过程进行了数值模拟。
The nonlinear dynamic response of piping with gapped supports is analyzed by the finite element method for the dynamic contact problem.
用动力接触有限元法对带间隙支座的管系非线性动力响应进行分析。
In this paper the static stress distribution of closed valve during diastole under the peak across valve pressure difference is analyzed with nonlinear finite element method.
用有限元数值方法计算了在心室舒张期瓣膜关闭瞬时峰值跨瓣压差作用下的静态应力分布。
By using the Finite Element Method (FEM), the nonlinear thermal vibration characteristics of composite laminated plates under linear temperature field were investigated.
采用有限元方法研究复合材料层合板结构在线性温度场作用下非线性热振动特性。
The stability of spatial latticed structures is studied by use of nonlinear geometric finite element method.
利用几何非线性有限元方法研究了空间网壳结构的稳定性。
The catenary theory and geometrical nonlinear finite element method were adopted in determining the dead-load state of self-anchored suspension bridge with spatial cables.
结合悬链线理论和几何非线性有限元方法，对空间缆索自锚式悬索桥成桥状态的确定方法进行了研究。
This article use nonlinear finite element method, considering the non-linearity both in material properties and in geometry of deformations.
本文采用的是非线性有限元法，它计及了材料和几何的非线性因素。
For controlling the cracks in concrete small hollow block building(CSHBB) wall, a nonlinear finite element method was proposed.
为了控制混凝土小型空心砌块建筑（CSHBB）中的墙体裂缝，提出了一种非线性有限元分析方法。
Combining the nonrestrictive and nonlinear optimizing method with the finite element analysis, the optimum design can be obtained.
应用非线性无约束的优化技术，结合有限元计算，得到良好的优化设计。
In addition, the iteration schemes in the method of nonlinear finite element were discussed.
文中还对非线性有限元解法中的迭代方案作了讨论。
Using nonlinear finite element method, the large deformation responses were computed for three plates supported on four edges in different ways.
本文用非线性有限元法计算了三种不同的四边支承板的大变形响应。
In this paper, the bilinear finite element method for a kind of nonlinear hypobolic equations was discussed.
研究了一类非线性拟双曲方程的双线性有限元方法。
In this paper, the bilinear finite element method for a kind of nonlinear hypobolic equations was discussed.
研究了一类非线性拟双曲方程的双线性有限元方法。
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