线性屈曲,linear buckling
1)linear buckling线性屈曲
1.The two kinds of nonlinear buckling (primary buckling and secondary bifurcation buckling) of elastic arches are elaborated in detail.本文详细阐述了拱的非线性屈曲的两种形式,即极值点屈曲和二次分叉屈曲;建立了一种简捷的计算二次分叉屈曲的方法,并且通过例题证实了其可靠性;通过对拱屈曲前后荷载--位移曲线的全过程分析,研究了矢跨比下拱的各种屈曲性能;提出的索--拱杂交结构能显著地提高拱的承载力并能有效地防止二次分叉屈曲的发生,计算结果对拱的设计有参考价值。
2.Thenlinear buckling.主要内容有:基于ANSYS 平台,利用CT扫描技术,探索出一套建立牙齿等复杂物体的三维有限元分析模型的方法,该法简单实用,模型精确,结果良好;改进了Allen 模型,提出了一种考虑芯层抗弯能力的蜂窝夹层板的等效单层模型,计算简便且精度高,具有广阔的应用前景;用板弯曲元DKT 和平面膜元CST 构造了一种平板型壳元,并采用子空间迭代法实现线性屈曲分析模块,该模块被用于钢结构的梁的设计时,不仅显示出较高的精度,还可考虑梁的诸如宽厚比、局部开洞、荷载位置、约束位置等因素对临界荷载的影响;用VB+OpenGL 开发了紧密结合港工规范、界面友好、数据输入和结果输出符合港工要求、计算结果精度高,从而可在港口工程中推广使用的高桩码头纵梁计算软件。
英文短句/例句
1.The DQE Method for Analyzing the Nonlinear Buckling of Tubular Under Radial Constraints受径向约束管柱非线性屈曲的DQE法
2.The Numerical Analysis of Linear and Nonlinear Buckling for Wiggins Gasholder;威金斯气柜线性和非线性屈曲的数值分析
3.Analysis on Non-linear Buckling of Line Pipe with Geometrical Imperfection受初始几何缺陷影响的管线管非线性屈曲分析
4.Nonlinear buckling analysis of collapsed steel tower for 220kV Guajing Iced transmission line高压输电线路覆冰倒塔非线性屈曲分析
5.In the given geometry original bug, there is a few difference between the result of eigenvalue buckling analysis and the result of geometry nonlinear buckling analysis.在取定的初始几何缺陷下,线性特征值屈曲分析和几何非线性屈曲分析结果相差较小;
6.Determination of Nonlinear Buckling Load of Structure with Initial Imperfection考虑初始缺陷的结构非线性屈曲承载力分析
7.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。
8.Research on Dynamic Characteristics and Nonlinear Buckling of Long-span Steel Arch Through Bridge;大跨度下承式钢拱桥动特性及非线性屈曲问题研究
9.The Buckling and Postbuckling Analysis of Doubly-curved Composite Shells with Nonlinear Finite Element Method;复合材料双曲率壳屈曲和后屈曲的非线性有限元研究
10.Nonlinear Thermal Buckling of Laminated Composite Shallow Spherical Shell;复合材料层合扁球壳的非线性热屈曲
11.Large Deflection and Post-buckling Behavior of a Clamped-clamped Oblique Braced Beam大挠度后屈曲倾斜梁结构的非线性力学特性
12.The Buckling and Mode Analysis of Vacuum Transfer Line;减压转油线的振动特性分析及屈曲分析
13.Numerical Research for Nonlinear Dynamic Buckling of Shell under Axial Impacted Load;冲击载荷下圆柱壳非线性动力屈曲的数值研究
14.Nonlinear Dynamic Buckling of Functionally Graded Material Truncated Shallow Spherical Shells功能梯度开孔扁球壳的非线性动态屈曲
15.The Non-linear Dynamic Buckling Analysis of High Pier under Impulse Loads冲击荷载下高桥墩的非线性动力屈曲分析
16.Study on Upheaval Behavior of Marine Pipelines with Initial Imperfection初始缺陷海底管线的屈曲剧变特性研究
17.Free Linear Vibration and Buckling of Super-Elliptical Plates Resting on Symmetrically Distributed Point-Supports on the Diagonals沿对角线对称分布的点支撑超椭圆板的线性自由振动和屈曲分析
18.fibre flexure elastometer纤维屈曲弹性试验仪
相关短句/例句
nonlinear buckling非线性屈曲
1.The structural analysis theory and method of the large span steel roof of the Beijing University Gyms a typical project example of hybrid tension structure,are introduced in this paper,including element selection,the determination of initial prestress,nonlinear buckling analysis and ultimate bearing capacity analysis.包括单元选取、初始态预应力度的确定、非线性屈曲分析及整个屋盖的弹塑性极限承载力分析。
bined with an engineering example,nonlinear buckling analysis was conducted for the optimized Γ-shaped frame by using ANSYS finite element software.结合工程实例,利用ANSYS有限元软件,对优化设计后的Γ形框架进行非线性屈曲分析。
3.By applying the software ANSYS tononlinear buckling analysis on circle-castellated steel beams,the thesis makes the study of geometry nonlinearity and material nonlinearity on flexural carrying capacity ofnonlinear buckling in circle-castellated beam respectively.采用有限元分析软件ANSYS,对圆孔蜂窝钢梁进行非线性屈曲分析,探讨了几何非线性和材料非线性对非线性屈曲抗弯承载力的影响,从而为进一步研究圆形蜂窝梁提供了参考。
3)non-linear buckling非线性屈曲
1.In this paper,non-linear buckling analysis of the membrane under shearing loads is performed by incorporating the ANSYS SHELL63 element.本文采用ANSYS SHELL63单元对薄膜受剪情况下的褶皱形变进行了非线性屈曲分析。
2.The elastic-plastic finite element method was combined withnon-linear buckling theory to analyze the buckling behavior of line pipe with geometrical imperfection under internal pressure.采用弹塑性有限元法,结合非线性屈曲理论,分析了受初始几何缺陷影响的管线钢管在内压作用下的非线性屈曲。
4)nonlinear buckling behavior非线性屈曲性态
5)linear buckling theory线性屈曲理论
6)nonlinear buckling analysis非线性屈曲分析
1.In this paper,we used the fluctuating wind field simulated by harmonic wave superimposing method,based on thenonlinear buckling analysis and the transient analysis package of the finite element program ANSYS.本文应用谐波叠加法模拟脉动风场,分别采用Budiansky-Roth准则和动态增量法(IDA)结合位移相等准则这两种方法,基于ANSYS的非线性屈曲分析和时程分析模块,对沈阳某输电塔的抗风动力稳定性进行了研究。
2.The correctness of thenonlinear buckling analysis was proved by experiment.通过非线性屈曲分析,研究了钢卷尺的厚度、圆心角角度以及铝箔厚度等因素对圆管承载力的影响,并通过实验验证了非线性屈曲分析结果的正确性。
3.Secondly,with the first mode of eigenvalue analysis on SSRS as the initial disfigurement,nonlinear buckling loads are obtained bynonlinear buckling analysis.然后将特征值屈曲分析的一阶模态作为初始缺陷,采用几何非线性屈曲分析得到非线性屈曲荷载。
延伸阅读
关节屈曲线关节屈曲线joint flexion line一般指小指第一、二关节的屈曲线，通常不止一条，若小指短而内屈，关节屈曲线只有一条，常为先天愚型的表现。
