3. Modeling A#

3.1. Characteristics of modeling#

TRIA3, QUAD4

For reasons of symmetry, we mesh only half the thickness of the wall. The modeling is done on a height \(H=0.1m\) with 2 layers of elements.

_images/10000D2200002FDA00001815C79FBA556CBE612E.svg

3.2. Characteristics of the mesh#

Number of knots: 18

Number of meshes and types: 5 QUAD4, 10 TRIA3

3.3. Tested values#

Identification

Reference

Aster

% difference

\(\mathrm{M1}(x=0.02)\mathrm{N16}\)

\(t=0.1\)

100.00

99.998

+0.00

\(t=0.5\)

99.408

99.042

—0.37

\(t=2.0\)

79.859

79.794

—0.08

\(t=10.0\)

15.717

16.138

+2.68

\(\mathrm{M2}(x=0.08)\mathrm{N6}\)

\(t=0.1\)

93.666

93.380

—0.31

\(t=0.5\)

63.500

63.813

+0.49

\(t=2.0\)

35.717

35.667

—0.14

\(t=10.0\)

6.7948

6.9326

+2.03

\(M’1(x=0.02)\mathrm{N14}\)

\(t=0.1\)

100.00

99.998

+0.00

\(t=0.5\)

99.408

99.077

—0.33

\(t=2.0\)

79.859

80.002

+0.18

\(t=10.0\)

15.717

16.211

+3.14

\(M’2(x=0.08)\mathrm{N4}\)

\(t=0.1\)

93.666

92.895

—0.82

\(t=0.5\)

63.500

61.882

—2.55

\(t=2.0\)

35.717

35.331

—1.08

\(t=10.0\)

6.7948

6.8885

+1.38