{"id":354912,"date":"2024-03-01T23:14:08","date_gmt":"2024-03-01T23:14:08","guid":{"rendered":"\/forum\/forums\/topic\/buckling-problem-answers-not-matching-2\/"},"modified":"2024-03-01T23:14:08","modified_gmt":"2024-03-01T23:14:08","slug":"buckling-problem-answers-not-matching-2","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/buckling-problem-answers-not-matching-2\/","title":{"rendered":"Buckling problem. Answers not matching."},"content":{"rendered":"<p>Hey guys! I hope you are doing well. I am having a problem replicating one of research paper result for practice and I really need an immediate help.&nbsp;<\/p>\n<p>The probelem involves buckling of thin cyldrical shell under axial compression. Now as per the analytical formulation the result comes out to be <strong>1588<\/strong> something. The research paper also used FEA package and his result is very much similar to analytical results. However , when I ran the same simulation in ANSYS my answer comes out to be <strong>1473<\/strong><\/p>\n<p>Maybe I am messing up with the Boundary conditions as both the edges are simply supported. Therfore I constrained the the two siplacements except for axial one on load edge and all the dsilpacement and the rotation in load direction on the other edge.<\/p>\n<p>What possible mistake I might be making in this analysis?<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/01-03-2024-1709334734-mceclip0.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/01-03-2024-1709334748-mceclip1.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/01-03-2024-1709334766-mceclip2.png\"><\/p>\n","protected":false},"template":"","class_list":["post-354912","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hey guys! I hope you are doing well. I am having a problem replicating one of research paper result for practice and I really need an immediate help. 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I am having a problem replicating one of research paper result for practice and I really need an immediate help. The probelem involves buckling of thin cyldrical shell under axial compression. Now as per the analytical formulation the result comes out to be 1588 something. 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