AFNOR SSLS05: Box section in torsion (using shell elements)
1. Problem definition
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Material properties:
- Young's modulus, E = 210 GPa
- Poisson ratio, nu = 0.3
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Thickness properties:
- Thickness: 5 mm
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Supports:
- Fixed on one end
2. Songeya model
3. Results
3.1 Total deformation
3.2 Nodal displacement values
4. Comparison
| Position | Parameter description | Songeya results | AFNOR results | Difference | Comment |
|---|---|---|---|---|---|
| A | Translation, TY (m) | -0.617 e-6 | -0.617 e-6 | 0.0% | OK |
| A | Rotation, RY (rad) | 0.0123 e-3 | 0.0123 e-3 | 0.0% | OK |
| B | Translation, TZ (m) | -0.987 e-6 | - 0.987 e-6 | 0.0% | OK |
| B | Rotation, RY (rad) | 0.0197 e-3 | 0.0197 e-3 | 0.0% | OK |
5. Reference
Société française des mécaniciens. (1990). Guide de validation des progiciels de calcul de structures. Afnor.