The Carrera Unified Formulation (CUF) method employs an eight-noded isoparametric curved quadratic element (Q8) for two-dimensional modelling of orthotropic and anisotropic plates, integrating higher-order shear deformation. Utilizing the Finite Element Method (FEM), the study explores laminated composite plates under uniform distributed load (UDL) and Sinusoidal distributed load (SDL), considering six boundary conditions and various edge constraints. Eight lamination forms, encompassing single-layered, two-layer, three-layer, cross-ply laminates (CP), and angle-ply laminates (AP) configurations with symmetric lamination and antisymmetric lamination arrangements, are selected. The CUF approach generates numerical findings, underscoring its versatility for diverse laminated composite plate scenarios. The methodology’s application provides insights into structural behaviour and design considerations for plates in different configurations and loading conditions.

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Static Structural Analysis of Laminated Composite Plates Using Carrera Unified Formulation

  • Satish Sahu,
  • Rajana Suresh Kumar,
  • N. V. Swamy Naidu

摘要

The Carrera Unified Formulation (CUF) method employs an eight-noded isoparametric curved quadratic element (Q8) for two-dimensional modelling of orthotropic and anisotropic plates, integrating higher-order shear deformation. Utilizing the Finite Element Method (FEM), the study explores laminated composite plates under uniform distributed load (UDL) and Sinusoidal distributed load (SDL), considering six boundary conditions and various edge constraints. Eight lamination forms, encompassing single-layered, two-layer, three-layer, cross-ply laminates (CP), and angle-ply laminates (AP) configurations with symmetric lamination and antisymmetric lamination arrangements, are selected. The CUF approach generates numerical findings, underscoring its versatility for diverse laminated composite plate scenarios. The methodology’s application provides insights into structural behaviour and design considerations for plates in different configurations and loading conditions.