3. B modeling#

3.1. Characteristics of modeling#

3D volume element HEXA8

_images/10000000000001C60000019E114E1BC71CC0CCD2.png

Modeling a quarter of the sphere in HEXA8.

Node names:

Point \(\mathit{A1}\)

\(\mathit{N40}\)

Point \(\mathit{A2}\)

\(\mathit{N42}\)

Point \(\mathit{B1}\)

\(\mathit{N01}\)

Point \(\mathit{B2}\)

\(\mathit{N02}\)

Point \(\mathit{C1}\)

\(\mathit{N662}\)

Point \(\mathit{C2}\)

\(\mathit{N658}\)

3.2. Characteristics of the mesh#

Number of knots: 662

Number of meshes and types: 300 HEXA8 for the sphere and 300 QUAD4 for the outer surface.

3.3. Test values and B modeling results#

Identification

Reference

Aster

% difference

Point \(\mathit{A2}\) displacement \(u\)

—1.28279.10—5

—1.28298.10—5

0.015

Point \(\mathit{B2}\) displacement \(v\)

—1.28279.10—5

—1.28298.10—5

0.015

Point \(\mathit{C2}\) displacement \(w\)

—1.28279.10—5

—1.28662.10—5

0.30