Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
The SP mill dynamics model rigid and flexibility with clearance was built using finite element and impact theory.
利用有限元和冲击理论建立了SP压力调宽机含间隙的刚体和弹性体的动力学模型。
The finite element formulation of this theory is deduced with TL method.
采用TL方法给出了有限变形完整理论的曲壳单元列式。
The research about finite element analysis for two-dimensional thermal structures with uncertain parameters has extensive engineering-background, important theory meaning and academic value.
不确定性参数的二维热结构有限元分析研究有着广泛的工程背景和重要的理论意义与学术价值。
The result uniformity of theory and test illustrates the simulation analysis method with finite element can be used to evaluate the reinforcement effect of bridge well and truly.
理论分析与荷载试验结果的一致性表明采用有限元仿真分析方法能够对桥梁加固效果进行准确的评价。
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。
The result showed that the finite element analysis could acquire the result with certain accuracy and was basically agreed with the theory analysis.
结果表明，有限元分析能获得具一定精度的结果，并与理论分析基本吻合。
Based on the theory of surface diffusion, a finite element method was developed to simulate shape evolutions of two-dimensional microcracks with surface perturbation.
根据表面扩散控制下物质迁移规律，建立有限单元法，对裂面形貌扰动下二维微裂纹演变过程进行数值模拟。
Accurate geometry! Non linear finite element increment equilibrium equation is set up by two orders theory. Typical structure stability is analyzed with this accurate finite element method.
由二阶理论建立了梁杆结构分析的精确几何非线性有限元增量平衡方程，并利用精确有限元方法对一些典型结构进行了稳定性分析。
The finite element method (FEM) of contact theory and eigenvalue computing is used in this thesis to solve the problem of natural modal analyzing aircraft structure with contact surface.
本文采用接触理论有限元数值方法加特征值计算的方法来解决考虑连接面固有特性计算的问题。
Compared the experiment result with the theory analysis result, the error of the theory calculation is proved acceptable. The finite element modeling is validity.
将试验结果与理论结果对比，理论计算误差在可接受的范围内，说明有限元建模比较合理。
With the results of the multi-ribbed wall tests and finite element analysis, the shear capacity formulas of a oblique section based on ultimate balance theory are given.
并在试验结果与有限元模拟的基础上，依据极限平衡理论，建立起来复合墙体的斜截面抗剪极限承载力公式。
With the theory of finite element method, the simulation calculation is conducted for the axial pressure distribution law, the leakage rate and the pressure variation of the seal rings.
利用有限元法理论，对密封圈的压力沿轴向的分布规律、泄漏量与压力变化关系进行了模拟计算。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Based on the geometrical nonlinear finite element (GNFE) theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
Failure process for the reinforced concrete free beam under static loading is formulated based on the elastic damage theory with the finite element method.
将损伤力学理论与有限元法相结合，研究钢筋混凝土简支梁静载作用下的损伤破坏过程。
According to the structural feature of parallel single disk gate valve, the strength and rigidity of body will be calculated with finite element method, and with cylindroid shell theory.
根据主闸阀结构特点，分别用有限元法和椭圆柱板壳理论公式计算了阀体的强度与刚度，并进行了分析对比，同时对闸板的刚度进行了校核。
And compared with the theory value, proved the ANSYS finite element analysis are feasible and reliable.
并与理论计算值相比较，以证明ANSYS有限元分析的可行、可靠。
The nonlinear finite element analysis theory and method for the suspension bridge with concrete stiff girder was studied in the chapter 4 and 5.
第4、5章研究含混凝土加劲梁的悬索桥非线性精细计算理论、计算方法。
Based on reliability theory, combined with finite element method for structure optimization, the lightweight design for the lower arm of a suspension is conducted.
基于可靠性理论，结合有限元结构优化方法进行某悬架下摆臂的轻量化设计。
Stability analysis is carried out with prestressed spatial steel structures according nonlinear finite element theory.
基于非线性有限元原理对预应力空间钢结构进行了稳定性能分析。
The problems in computing beam-shell-composed structures with the finite element method are pointed out, and a corresponding solution method is proposed based on the finite deformation theory.
提出了梁壳垂直组合结构在有限元计算中存在的问题，并以几何大变形问题为依托提供了解决该问题的计算原理和有限元方法。
The finite element method is combined with homogenization theory based on asymptotic expansion for predicting effective properties of polymer matrix composites toughened and strengthened by particles.
将数学上的均匀化方法与有限元法相结合，预测了颗粒增韧增强聚合物基复合材料的有效性能。
This paper presents an investigation on the effect of external force on internal bone remodeling by adopting the internal bone remodeling theory in conjunction with finite element method.
采用内部骨重建理论和有限元算法相结合的方法，探讨了外载荷对骨重建的作用。
Aiming at beam string structure with double cables, the stereoscopic force body system of its special air space, this text adopts the theory of finite element and software as to analyze the structure.
本文针对双索张弦梁结构独特的空间受力体系，采用有限元理论及工具软件对其分析与研究。
The differences of J-integral between CT specimens with and without loading holes have been compared and analyzed by means of incremental theory elastic - plastic finite element calculations.
通过增量理论弹塑性有限元计算，对比分析了带和不带加载孔ct试样J积分之间的差异。
Based on geometrical nonlinear finite element theory, a curved quadrilateral isoperimetric element with 8 nodes for initial form analysis of tensile membrane structures is presented.
本文根据几何非线性有限元理论，提出张力膜结构初始形态分析的8结点曲面四边形等参单元。
In the teaching of Finite Element Method, mathematical theory is the foundation, engineering application is the ultimate object and theory must be connected with practice through teaching process.
在《有限元方法》的教学中，数学理论分析是基础，工程应用是最终目标，理论联系实践应贯穿教学的全过程。
In accordance with the theory of contact mechanics an analysis is made upon rolling bearings by means of finite element method and a new method of unsymmetric shape modification for roll...
根据接触力学理论，通过有限元方法对滚动轴承的分析，提出了滚子非对称修形新方法。
In accordance with the theory of contact mechanics an analysis is made upon rolling bearings by means of finite element method and a new method of unsymmetric shape modification for roll...
根据接触力学理论，通过有限元方法对滚动轴承的分析，提出了滚子非对称修形新方法。
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