33th Congress of the International Council of the Aeronautical Sciences

04.2 - Aerostructures Design, Structural Dynamics, Aeroelasticity

TRANSIENT AND FREE-VIBRATION ANALYSIS OF LAMINATED SHELLS THROUGH THE DISCONTINUOUS GALERKIN METHOD

G. Guarino¹, V. Gulizzi¹, A. Milazzo¹; ¹1University of Palermo, Department of Engineering, Italy

A novel formulation for linear dynamic analysis of laminated shell structures is presented, based on Interior Penalty discontinuous Galerkin methods and variable-order through-the-thickness kinematics.rnShell geometry is described by a NURBS-based parametrization and the presence of cut-outs is accounted for implicitly by a level set function.rnNumerical tests are provided to assess capabilities and accuracy of the proposed formulation.rn


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