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Functionally Graded Sandwich Circular Plate of Non-Uniform Varying Thickness with Homogenous Core Resting on Elastic Foundation: Investigation on Bending via Differential Quadrature Method

Fatemeh Farhatnia, Reza Saadat, Soheil Oveissi

American Journal of Mechanical Engineering. 2019, 7(2), 68-78 doi:10.12691/ajme-7-2-3
  • Figure 1. The three-layered circular sandwich plate with variable thickness resting on Winkler elastic foundation
  • Figure 2. The profil of the plate thickness function for h0=0.01 and (a) n=1, (b) n=3, (c) n=5
  • Figure 3. A type of two-dimensional meshing for DQM in polar coordinates
  • Figure 4. Variations of the dimensionless deflection of FGM circular sandwich plate versus the dimensionless circular plate radius for: (a) simply supported end (b) clamped end, n=3, kw=1, g=1
  • Figure 5. Variations of the dimensionless deflection of FGM circular sandwich plate versus the dimensionless circular plate radius for: (a) simply supported end(b) clamped end; n=3, γ=0.3, g=1
  • Figure 6. Variations of the dimensionless deflection of FGM circular sandwich plate versus the dimensionless circular plate radius for: (a) simply supported edge (b) clamped edge; n=3, γ=0.3, kw=1
  • Figure 7. Variations of the dimensionless tangential stress of FGM circular sandwich plate with non-uniform thickness versus the dimensionless circular plate radius for: (a) simply supported edge (b) clamped edge; n=3, g=1, kw=0
  • Figure 8. Variations of the dimensionless radial stress of FGM circular sandwich plate with non-uniform thickness versus the dimensionless circular plate radius for: (a) simply supported edge (b) clamped edge; n=3, g=1, kw=0
  • Figure 9. Variations of the dimensionless (a) radial and (b) tangential stress of FGM circular sandwich clamped plate with non-uniform thickness versus the dimensionless circular plate radius for: (a); γ=0.3, g=1, and kw=0
  • Figure 10. Variation of the dimensionless radial stress of FGM circular sandwich plate across the thickness for center of plate for: (a) simply supported edge (b) clamped edge, n=3, g=1, kw=0