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The nonlinear static analysis includes the geometric stiffening effect of the beam. For comparison of results to the linear static analysis, refer to the previous problem.
Tested Features
App
Object Link : https://openbrim.org/objid06or8s4fbjud7jfsw5jyiwh.project
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Sources
- Timoshenko, S., "Strength of Materials, Part II", 3rd Edition, D. Van Nostrand Co., Inc., New York, p. 42.
- LARSA 4D
Result Comparison
| Timoshenko | LARSA | Openbrim | Percent Difference LARSA vs. Timoshenko | Percent Difference Openbrim vs. Timoshenko | |
|---|---|---|---|---|---|
| vertical disp at node 5 (in) | -0.200 | -0.1995 | -0.1996 | 0.25% | 0.2% |
| Rotation at jt 1 (rad) | -0.0032352 | -0.0032 | -0.0032 | 1.1% | 1.1% |
| Moment at i-end of beam 5 (in-Ib) | -4579.91 | -4580.0151 | 4580.4428 | 0% | 0% |