OS-E: 2045 Response Spectrum Analysis (RSA) Optimization
This example demonstrates the capabilities of OptiStruct to perform shape optimization with Response Spectrum Analysis Displacement as response.
![](../../../images/solvers/shape_optimization_rsa_fe_model.png)
Figure 1. FE Model
Model Files
Refer to Access the Model Files to download the required model file(s).
The model file used in this example includes:
RSAOpti.fem
Model Description
- Objective
- Minimize the mass
- Constrains
- Response Spectrum Displacement Constrain (RSDISP)
- Design Variables
- Shape Design Variables
- Reference Guide Entries
- DESOBJ, DESVAR, RSDISP, DCONSTR, DCONADD, RSPEC
Results
![](../../../images/solvers/shape_optimization_rsa_result.png)
Figure 2. Final Design Change