Finite Element Formulation for Plates - Handout 4 -

Weak Form of Reissner-Mindlin Plate -1-
Page 74
■ Axial strains and in-plane shear:
■ Out-of-plane shear:
■ Note that always
■ Through-the-thickness strain:
■ The plate strains introduced into the internal virtual work of threedimensional
elasticity give the internal virtual work of the plate
■ with virtual displacements and rotations:
F Cirak