1. Discretization#
1.1. Degrees of freedom#
Modeling |
Degrees of Freedom (at each vertex node) |
3D, 3D_SI |
DX: next move \(X\) |
DY: next move \(Y\) |
|
DZ: next move \(Z\) |
1.2. Support mesh for stiffness matrices#
The finite element support meshes can be tetrahedra, pyramids, prisms or hexahedra. The elements are iso-parametric.
Modeling |
Mesh |
Interpolation |
Remarks |
1.3. Cargo support mesh#
Modeling |
Mesh |
Interpolation |
Remarks |
3D, 3D_SI |
TRIA3 |
Linear or |
|
Bi-Linear |
|||
TRIA6 |
Quadratic or |
||
Serendip |
|||
QUAD4 |
Bi-linear |
||
QUAD8 |
Serendip |
||
QUAD9 |
Quadratic |