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Discover OptiStruct functionality with interactive tutorials.
Topology Optimization

What's New
Overview
Tutorials
User Guide
Reference Guide
Example Guide
Verification Problems
Frequently Asked Questions
HyperWorks Solver Run Manager

Index

Altair OptiStruct Online Help

What's New
View new features for OptiStruct 2020.
Overview
OptiStruct^® is an industry proven, modern structural analysis solver for linear and nonlinear structural problems under static and dynamic loadings.
Tutorials
Discover OptiStruct functionality with interactive tutorials.
- Access the Model Files
  Learn how to access and download required tutorial files.
- Run OptiStruct from HyperMesh
- Run OptiStruct at the Command Line
- Basic Small Displacement Finite Element Analysis
- Advanced Small Displacement Finite Element Analysis
- Large Displacement Finite Element Analysis
- Fluid-Structure Interaction Analysis
- Multibody Dynamics Analysis
- Topology Optimization
  - OS-T: 2000 Design Concept for a Structural C-Clip
    In this tutorial you will perform a topology optimization on a model to create a new topology for the structure, removing any unnecessary material. The resulting structure is lighter and satisfies all design constraints.
  - OS-T: 2005 Design Concept for a Structural C-Clip with Minimum Member Size Control
    In this tutorial you will setup a topology optimization problem that applies the technique of minimum member size control on the elements of the model to achieve a discrete solution.
  - OS-T: 2010 Design Concept for an Automotive Control Arm
    In this tutorial you will use OptiStruct's topology optimization functionality to create a design concept for an automotive control arm required to meet performance specifications.
  - OS-T: 2020 Increase Natural Frequencies of an Automotive Splash Shield with Ribs
    In this tutorial you will generate a preliminary design of stiffeners in the form of ribs for an automotive splash shield. The objective is to increase the natural frequency of the first normal mode using topology to identify locations for ribs in the designable region.
  - OS-T: 2030 Control Arm with Draw Direction Constraints
    In this tutorial you will perform a topology optimization using draw direction constraints on a control arm.
  - OS-T: 2040 Spot Weld Reduction using CWELD and 1D
    In this tutorial you will perform a 1D topology optimization. The model used in this tutorial is a simple welded hat section. The welding is modeled using CWELD elements.
  - OS-T: 2050 Pattern Repetition
    In this tutorial you will perform a topology optimization using pattern repetition.
  - OS-T: 2060 Symmetry and Draw Direction Constraints Applied Simultaneously
    In this tutorial you will perform a topology optimization on an automotive control arm with the simultaneous application of symmetry and draw direction constraints.
  - OS-T: 2070 Reduced Model using DMIG
    In this tutorial an existing finite element model of a simple cantilever beam is used to demonstrate how to reduce the finite element model using static reduction. You will also perform a topology optimization on the reduced model.
  - OS-T: 2080 Hook with Stress Constraints
    In this tutorial you will perform a topology optimization on a bracket-hook modeled with shell elements.
  - OS-T: 2090 Extrusion Constraints
    In this tutorial you will use the extrusion constraints method to perform an optimization problem with extrusion constraints to obtain a constant cross section along a given path, particularly in the case of parts manufactured through an extrusion process.
  - OS-T: 2095 Frequency Response Optimization of a Rectangular Plate
    This tutorial demonstrates the capability of frequency response optimization using OptiStruct.
  - OS-T: 2098 Excavator Arm
    In this tutorial you will set up an optimization problem of an MBD system using the equivalent static load method (ESL).
- Topography Optimization
- Combination Optimization
- Size Optimization
- Shape Optimization
- Fatigue Analysis
- Nonlinear Explicit Analysis
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.
Frequently Asked Questions
This section provides quick responses to typical and frequently asked questions regarding OptiStruct.
HyperWorks Solver Run Manager
The HyperWorks Solver Run Manager is a unified utility that allows the user to start different HyperWorks Solvers.

View All Altair HyperWorks Help

Altair OptiStruct Online Help

Home
Tutorials
Discover OptiStruct functionality with interactive tutorials.
Topology Optimization

What's New
Overview
Tutorials
User Guide
Reference Guide
Example Guide
Verification Problems
Frequently Asked Questions
HyperWorks Solver Run Manager

Index

Topology Optimization

OS-T: 2000 Design Concept for a Structural C-Clip
In this tutorial you will perform a topology optimization on a model to create a new topology for the structure, removing any unnecessary material. The resulting structure is lighter and satisfies all design constraints.
OS-T: 2005 Design Concept for a Structural C-Clip with Minimum Member Size Control
In this tutorial you will setup a topology optimization problem that applies the technique of minimum member size control on the elements of the model to achieve a discrete solution.
OS-T: 2010 Design Concept for an Automotive Control Arm
In this tutorial you will use OptiStruct's topology optimization functionality to create a design concept for an automotive control arm required to meet performance specifications.
OS-T: 2020 Increase Natural Frequencies of an Automotive Splash Shield with Ribs
In this tutorial you will generate a preliminary design of stiffeners in the form of ribs for an automotive splash shield. The objective is to increase the natural frequency of the first normal mode using topology to identify locations for ribs in the designable region.
OS-T: 2030 Control Arm with Draw Direction Constraints
In this tutorial you will perform a topology optimization using draw direction constraints on a control arm.
OS-T: 2040 Spot Weld Reduction using CWELD and 1D
In this tutorial you will perform a 1D topology optimization. The model used in this tutorial is a simple welded hat section. The welding is modeled using CWELD elements.
OS-T: 2050 Pattern Repetition
In this tutorial you will perform a topology optimization using pattern repetition.
OS-T: 2060 Symmetry and Draw Direction Constraints Applied Simultaneously
In this tutorial you will perform a topology optimization on an automotive control arm with the simultaneous application of symmetry and draw direction constraints.
OS-T: 2070 Reduced Model using DMIG
In this tutorial an existing finite element model of a simple cantilever beam is used to demonstrate how to reduce the finite element model using static reduction. You will also perform a topology optimization on the reduced model.
OS-T: 2080 Hook with Stress Constraints
In this tutorial you will perform a topology optimization on a bracket-hook modeled with shell elements.
OS-T: 2090 Extrusion Constraints
In this tutorial you will use the extrusion constraints method to perform an optimization problem with extrusion constraints to obtain a constant cross section along a given path, particularly in the case of parts manufactured through an extrusion process.
OS-T: 2095 Frequency Response Optimization of a Rectangular Plate
This tutorial demonstrates the capability of frequency response optimization using OptiStruct.
OS-T: 2098 Excavator Arm
In this tutorial you will set up an optimization problem of an MBD system using the equivalent static load method (ESL).

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