v2.03.130 SDLS130 — Natural frequency of a laminated composite plate composed of 8 plies

Summary:

This test validates the natural frequency solution of a composite plate composed of 8 plies. The solution obtained by code_aster is compared to a solution from an article.

MODÉLISATION A: natural frequency of an 8-ply DKT composite plate.

• 1. Reference problem
  • 1.1. Geometry
  • 1.2. Material properties
  • 1.3. Boundary conditions and loads
  • 1.4. Initial conditions
• 2. Benchmark solution
  • 2.1. Calculation method
  • 2.2. Reference quantities and results
  • 2.3. Uncertainties about the solution
  • 2.4. Bibliographical references
• 3. Modeling A
  • 3.1. Characteristics of modeling
  • 3.2. Characteristics of the mesh
  • 3.3. Tested sizes and results
• 4. Summary of results