6. D modeling#
6.1. Characteristics of modeling D#
3D modeling.
Model of DRUCK_PRAGER with parabolic negative work hardening
Number of nodes |
\(20\) |
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Number of meshes |
\(7\) |
That is: |
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QUAD8 |
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HEXA20 |
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Cube geometry \((m)\):
Center \(O(0.\mathrm{,0}\mathrm{.}\mathrm{,0}\mathrm{.})\)
Side \(C=1m\)
Mesh groups:
\(\mathrm{BAS}\): surface of the cube belonging to the \(Z=-0.5\) plane
\(\mathrm{HAUT}\): surface of the cube belonging to the \(Z=+0.5\) plane
\(\mathrm{DROITE}\): surface of the cube belonging to the \(Y=+0.5\) plane
\(\mathrm{GAUCHE}\): surface of the cube belonging to the \(Y=-0.5\) plane
\(\mathrm{DERRIERE}\): surface of the cube belonging to the \(X=-0.5\) plane
\(\mathrm{DEVANT}\): surface of the cube belonging to the \(X=+0.5\) plane
6.2. Tested sizes and results#
Grandeur |
Point |
\(\mathrm{Inst}\) |
Reference |
Tolerance (\(\text{\%}\)) |
\(\mathrm{SIXX}(\mathrm{Pa})\) |
A |
\(2.0\) |
\(-2.0\mathrm{E6}\) |
0.1 |
\(\mathrm{SIZZ}(\mathrm{Pa})\) |
A |
\(1.07\) |
\(-8.09\mathrm{E6}\) |
0.1 |
\(1.16\) |
\(-8.01\mathrm{E6}\) |
0.1 |
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\(1.34\) |
\(-6.63\mathrm{E6}\) |
0.1 |
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\(1.53\) |
\(-5.81E6\) |
0.1 |
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\(V1\) |
A |
\(1.07\) |
\(0\) |
0.1 |
\(1.16\) |
\(2.04E-3\) |
0.1 |
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\(1.34\) |
\(6.42E-3\) |
0.1 |
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\(1.53\) |
\(1.09E-2\) |
0.1 |
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\(\mathit{DZ}\phantom{\rule{0.5em}{0ex}}(m)\) |
A |
\(1.07\) |
\(-1.05E-3\) |
0.1 |
\(1.16\) |
\(-2.40E-3\) |
0.1 |
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\(1.34\) |
\(-5.10E-3\) |
0.1 |
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\(1.53\) |
\(-7.95E-3\) |
0.1 |