DOIONLINE

DOIONLINE NO - IJMAS-IRAJ-DOIONLINE-13657

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International Journal of Management and Applied Science (IJMAS)-IJMAS
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Volume Issue
Issue
Volume-4,Issue-9  ( Sep, 2018 )
Paper Title
Wkb Solution and The Buckling Analysis of a Neo-Hookean Elastic Cylindrical Shell
Author Name
Murteza Sanjaranipour
Affilition
Faculty of Mathematics, University of Sistan and Baluchestan, Zahedan, Iran
Pages
80-85
Abstract
The deformation of a thick-walled circular cylindrical shell of incompressible, isotropic, elastic material is considered. The shell, which is made of neo-Hookean strain energy function is subjected to the combined internal and axial loading pressures. For finding the eigen-values which are 􀟣􀯔 = 􀜽/􀜣 and 􀟣􀯕 = 􀜾/􀜤 (where 􀜣 and 􀜤 are the un-deformed and 􀜽 and 􀜾 are the deformed inner and outer radii respectively), the incremental equilibrium equations derived by Haughton and Ogden are solved with the asymptotic WKB method. Finally we have shown the eigen-values by plotting the radius changes with respect to the wall thickness. Our derived asymptotic results are similar to the counter-part data obtained by using the numerical compound matrix method. Keywords: Compound Matrix method, Eigen-values, neo-Hookean material, WKB method.
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