Parabolic Quadrangle

Parabolic Quadrangle is a eight-nodes surface element based on the Reissner/Mindlin theory.

 

Type

surface element

Physical property

shell
membrane

Mesh connectivity

QD8

Number of nodes

8

Degrees of freedom
(per node)

6 (3 translations and 3 rotations)

Type of behavior

elastic

 

This element has four gauss points:

P1 (-/2 ; -/2)               P2 (/2 ; -/2)

P3 (/2 ; /2)                  P4 (-/2 ; /2)