A Novel Virtual Node Hexahedral Element with Exact Integration and Octree Meshing

Figure 14

Meshing of the hollow cylinder using conventional linear tetrahedral elements, Mesh 2 (a) 2 × 2 × 1 mesh, (b) 3 × 3 × 1 mesh, and (c) 4 × 4 × 1 mesh.

(a)

(b)

(c)