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Verification Problems
This manual presents solved verification models including NAFEMS problems.
Rotor Dynamics

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Overview
OptiStruct is a proven, modern structural solver with comprehensive, accurate and scalable solutions for linear and nonlinear analyses across statics and dynamics, vibrations, acoustics, fatigue, heat transfer, and multiphysics disciplines.
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User Guide
This manual provides detailed information regarding the features, functionality, and simulation methods available in OptiStruct.
Reference Guide
This manual provides a detailed list and usage information regarding input entries, output entries, and parameters available in OptiStruct.
Example Guide
The OptiStruct Example Guide is a collection of solved examples for various solution sequences and optimization types and provides you with examples of the real-world applications and capabilities of OptiStruct.
Verification Problems
This manual presents solved verification models including NAFEMS problems.
- NAFEMS Linear Elastic
- NAFEMS Thermo-elastic
- NAFEMS Heat Transfer
- NAFEMS Nonlinear Static Analysis
- NAFEMS Dynamic Response Analysis
- NAFEMS Random Response Analysis
- NAFEMS Normal Modes Analysis
- NAFEMS Composites
- Response Spectrum Analysis
- Elements
- Materials
- Fatigue Analysis
- Rotor Dynamics
  - OS-V: 1000 Complex Eigenvalue Analysis of Rotor Bearing System
    Rotor Bearing system is an excellent example of rotating machines used in mechanical engineering applications.
  - OS-V: 1010 Complex Eigenvalue Analysis of Rotor Bearing System
    Rotor Bearing system is an excellent example of rotating machines used in mechanical engineering applications.
  - OS-V: 1020 Nelson-Mac Vaugh Rotor Model (3D Rotor)
    The Nelson-Mac Vaugh rotor model for rotor dynamics is described to determine the critical speeds at which resonance occurs. The Campbell diagram is used in to review resonance and stability.
  - OS-V: 1030 Rigid Jeffcott Model
    This problem describes the Rigid Jeffcott model for rotor dynamics.
- Frequency Response Analysis
- Explicit Dynamic Analysis
- Aeroelastic Analysis
Frequently Asked Questions
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Rotor Dynamics