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- 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。
- This is mainly because of geometric nonlinearity. 这主要是由于几何非线性所致。
- According to the large deformation features of the transporting pipe, the geometric nonlinear finite element theory has been applied to analyse the transporting system. 摘要根据矿石输送软管挠度变化很大的特点,采用了几何非线性有限元理论对输送系统进行力学分析;
- Keywords: geometric nonlinearity, sag effect, equivalent modulus of elasticity, vehicle-bridge interaction. 关键词:几何非线性、中垂效应、等效弹性系数、车桥互制。
- Considering the influence of electrostrictive nonlinear piezoelectric effect, electroelastic nonlinear piezoelectric effects and geometric nonlinearity, the mathematical model of piezoelectric laminated beam was obtained. 考虑材料的电致伸缩和电致弹性压电效应以及几何非线性导出压电层合梁的数学模型。
- By using an incremental approach, the problems involving material or geometric nonlinearity have been solved. 借应用一种增量方法,已经解决了包括材料的或几何的非线性问题。
- In this model,the nonlinearity and incompressibility of rubber material,the geometric nonlinearity of large deformations in tire,and the nonlinear boundary conditions in contact areas between tire and rim or ground are taken into account. 模型中还考虑了橡胶材料的非线性和不可压缩性、轮胎大变形导致的几何非线性以及轮胎与轮辋和轮胎与路面的接触非线性边界条件。
- The model included the geometric nonlinearity, material nonlinearity and anisotropy of the cord|rubber composites, and the nonlinear boundary conditions resulting from both tire|rim contact and tire|foundation contact, respectively. 在该模型中 ,考虑了轮胎变形的几何非线性、轮胎与地面和轮胎与轮辋的大变形非线性接触、轮胎材料的非均匀性和物理非线性及橡胶基复合材料的各向异性。
- The contact between drillstring and bore hole wall in the process of horizontal drilling is of large area and geometrically nonlinear. 长中半径水平井钻柱与井壁的接触问题是大面积接触的几何非线性问题。
- Based on the element-free Galerkin method, a topology optimization method for designing thermomechanical actuated compliant mechanisms with geometric nonlinearities is studied. 摘要将无网格伽辽金法引入到拓扑优化中,利用其进行了几何非线性热固耦合柔性机构的优化设计研究。
- The computation of cars running on monocable circulating ropeway is a problem of dyn amic ana- lysis for geometrically nonlinear continuous systems. 单线循环式索道车斗运行过程的模拟计算;是个几何非线性连续系统的动力分析问题.
- Applying degenerate isoparametric element, this paper has studied geometrical nonlinear response of composite plates and shells. 本文采用退化的等参壳元分析了复合材料板、壳结构的几何非线性特性。
- In engineering structures, geometrically nonlinear problems have always been hot issues of engineering and academic circles of home and abroad. 在工程结构中,几何非线性问题一直是国内外工程界、学术界的一个热点问题。
- The paper deduces tangent stiffness matrix and set up geometrical nonlinear model of construction control calculation of the cable-stayed bridge. 推演了索单元的切线刚度矩阵,建立了斜拉桥施工控制计算的几何非线性模型。
- A geometrically nonlinear critical-point-Eulerian theory is presented for analysis of stability of the trusses with medium oblatenesses. 研究了扁桁架结构的稳定性问题,提出了中等扁度桁架稳定分析的几何非线性临界点-欧拉理论。
- Simultaneously, the meshfree formulations using MF method and PM for linear elastostatics problems and geometrical nonlinear problems are obtained. (2)本文通过采用MFGA实现了形状优化设计的主要框架。该方法不需进行采用基于梯度的优化方法时所必须的设计灵敏度分析。
- On condition that the deformation of element is small, the stiffness matrix consists of linear stiffness matrix and geometrically nonlinear stiffness precisely. 在小变形条件下,该刚度阵精确地包含了梁单元的线性刚度阵和几何刚度阵。
- There were often happened cases for beam elements with initial stress or initial strain while the geometrically nonlinear analysis was performed for the plane structure. 摘要开展平面结构几何非线性分析时经常会遇到杆件含有初始应力力或初始应变的情况。
- Not situated at or in the geometric center. 离心的不位于或在几何中心的
- The complete load-deflection response of stepped T-type RHS joints under loading is traced by using finite element method considering material and geometrically nonlinear effect. 采用能处理几何非线性和材料非线性影响的有限元方法分析不等宽T型方管节点的受力全过程,对材料应变硬化、大挠度效应及弦杆所受荷载对节点承载力的影响进行了研究。