Snap-Buckling of Dished Shallow Shells under Line Loads
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摘要: 本文对轴对称线布载荷作用下碟形扁壳的非线性稳定问题进行了分析,得到了各种常见边界条件下碟形扁壳特征关系的二次近似表达式.讨论了几何参数β,γ和k对非线性特性的影响.Abstract: A theoretical analysis is presented for the snap-buckling behavior of dished shallow shells under axisymmetric distributed line loads.The second approximate formulae of elastic behavior of dished shallow shells with various boundary conditions are qiven,and effects of geometrical parameters γ,β and k on non-linear behavior are discussed.
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Key words:
- dished shallow shells /
- snap-buckling /
- modified iteration method
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[1] 刘东、陈山林,碟形扁壳在均布载荷下的非线性稳定分析,应用数学和力学,18(1)(1997),29-34. [2] Mario Di Viovanni,Flat and Corrugated Diaphtagm Design Handbook,New York and Basel(1989). [3] 陈山林,浅正弦波纹圆板在均布载荷下的大挠度弹性特征,应用数学和力学,1(2)(1980),261-272. [4] Liu Renhuai,Non-Linear bending of a corrugated annular plate with a plane boundary region and a non-deformable rigid body at the center under compound load,Int.J.Non-Linear Mechanics,28(3)(1993),353-364. [5] C.Y.Chia,Nonlinear Analysis of Plates,New York(1980). [6] 王虎、王俊奎,扁圆锥壳在均布载荷作用下的非线性稳定分析,工程力学,7(1)(1990),27-33. [7] 叶开沅等,在对称线布载荷作用下的圆底扁球壳的非线性稳定问题,兰州大学学报,(2)(1965),10-33. [8] J.Tani,Buckling of truncated conical shells under combined axial compression and heating,J.Appl.Mech.,52(2)(1985),402-408. [9] C.G.Forster,Axially compression buckling of conical and cylindrical shells,Experimental Mech.,Sept.,(1987),255-261. [10] S.Lukasiewicz,et al.,Geometrical analysis of large deformation of axially compressed cylindrical and conical shells,In t.J.Non-Linear Mech.,14(3)(1979),273-284.
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