OS-E: 0145 Nonlinear Analysis of Rack and Pinion using Restart
This example problem is of a rack and pinion mechanism, and showcases the restart capability available in OptiStruct.
![](../../../images/solvers/rack_pinion_restart_fe_model.png)
Figure 1. FE Model
Model Files
Refer to Access the Model Files to download the required model file(s).
The model files used in this example include:
- rack_pinion_write.fem
- rack_pinion_read_increment.fem
Model Description
- FE Model
- Element Types
- CHEXA
- MAT1
- Young’s Modulus
- 2.1E5 MPA
- Poisson's Ratio
- 0.3
- Density
- 7.85E-9
Results
![](../../../images/solvers/rack_pinion_restart_displacement_contour.png)
Figure 2. Displacement Contour