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  1. Jack Devlin 1998

    Buckling of an Externally Pressurised Cylinder

    Hello, I’m currently carrying out an FEA study looking at the elastic-plastic buckling of externally pressurised cylinders (loaded radially). In order to verify my analysis, I’d like to compare with analytical equations, however I am struggling to find equations for a cylinder pressurised...
  2. Jack Devlin 1998

    Principal Stress of a 2:1 Ellipsoid

    Hello, I am currently carrying out an FEA study using ANSYS of a cylindrical pressure vessel with an ellipsoidal head, in order to verify the results produced by ANSYS I want to do the hand calcs, however can not find equations for the max principal stress of an internally pressurised...

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