Introduction to ANSYS Part 1

Training Manual

Inventory Number: 002268First Edition

ANSYS Release: 10.0Published Date: February 7, 2006

Registered Trademarks:ANSYS® is a registered trademark of SAS IP Inc.All other product names mentioned in this manual are trademarks or registered trademarks of their respective manufacturers.

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Copyright © 2006 SAS IP, Inc.

Proprietary data. Unauthorized use, distribution, or duplication is prohibited.

All Rights Reserved.

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Table of Contents1. Introduction 1-1

2. FEA and ANSYS 2-1A. About the Company 2-2B. About ANSYS 2-4C. What is FEA? 2-10D. Instructor Example 2-13E. Workshop 2-14

3. Getting Started 3-1A. Interactive vs Batch Mode 3-2B. Starting ANSYS 3-3C. Product Launcher 3-4D. ANSYS Workbench 3-9E. Memory 3-12F. GUI 3-15G. The Database and Files 3-37H. Exiting ANSYS 3-46I. On-Line Help 3-47J. Workshop 3-53

4. ANSYS Basics 4-1A. Overview 4-2B. Plotting 4-3C. Picking 4-10D. Coordinate Systems 4-16E. Select Logic 4-21F. Components 4-28G. Workshop 4-31

5. General Analysis Procedure 5-1A. Preliminary Decisions 5-5B. Preprocessing 5-8

• Create Solid Model 5-8• Create FEA Model 5-10• Define Material 5-12

C. Solution 5-13• Define Loads 5-13

D. Postprocessing 5-15• Review Results 5-15• Verification 5-18

6. Creating the Solid Model 6-1A. What to Model? 6-3B. Importing Geometry 6-14

• IGES Imports 6-14• Connection Products 6-15• Workshops 6-19

C. ANSYS Native Commands 6-20• Definitions 6-21

D. ANSYS Native Geometry Creation 6-24• Working Plane 6-24

E. ANSYS Coordinate Systems 6-30• Active Coordinate System 6-30• Global Coordinate System 6-31• Local Coordinate System 6-32• Working Plane Coord. System 6-33

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7. Creating the Finite Element Model 7-1A. Overview 7-2B. Element Attributes 7-4C. Multiple Element Attributes 7-29D. Workshop 7-36E. Controlling Mesh Density 7-37F. Mesh Order Control 7-46G. Generating the Mesh 7-47H. Changing a Mesh 7-49I. Mapped Meshing 7-52J. Hex-to-Tex Meshing 7-69K. Mesh Extrusion 7-77L. Sweep Meshing 7-82M. F.E. Imports 7-88N. Workshops 7-89

8. Defining the Material 8-1A. Units 8-3B. ANSYS Defined Materials 8-4C. Material Model GUI 8-6D. Listing Defined Materials 8-11E. Workshops 8-12

9. Loading 9-1A. Define Loads 9-3B. Nodal Coordinate Systems 9-6C. Displacement Constraints 9-11D. Concentrated Forces 9-12E. Verifying Loads 9-16

10. Solution 10-1A. Solvers 10-2B. Definitions 10-

10C. Multiple Loadsteps 10-

11D. Workshops 10-

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11. Structural Analysis 11-1A. Preprocessing 11-3B. Solution 11-5C. Postprocessing 11-

17D. Workshops 11-

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12. Thermal Analysis 12-1A. Preprocessing 12-3B. Solution 12-5C. Postprocessing 12-

15D. Workshop 12-

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13. Postprocessing 13-1A. Query Picking 13-3B. Results Coordinate System 13-6C. Path Operations 13-9D. Error Estimation 13-16E. Load Case Combinations 13-25F. Workshops 13-31G. Results Viewer 13-32H. Variable Viewer 13-40I. Report Generator 13-43J. Workshop 13-51

14. Short Topics 14-1A. Toolbar & Abbreviations 14-3B. Start File 14-9C. APDL 14-10D. Defining Parameters 14-11E. Using Parameters 14-15F. Retrieving Database Information 14-18G. Batch Mode 14-22H. Input Files 14-23I. Session Editor 14-28J. Workshops 14-30

Appendix A-1

A. ANSYS Native Geometry Creation

A-2A. Definitions

A-3B. Top-Down Modeling

A-6C. Workshop

A-22D. Bottom-Up Modeling

A-23E. Workshops

A-37F. Best Modeling Practices

A-38

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Table of Contents

1. Introduction

2. FEA and ANSYS

3. Getting Started

4. ANSYS Basics

5. General Analysis Procedure

6. Creating the Solid Model

7. Creating the Finite Element Model

8. Defining the Material

9. Loading

10. Solution

11. Structural Analysis

12. Thermal Analysis

13. Postprocessing

14. Short Topics

Appendix

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