1. Copyright  2007 MSC.Software Corporation MSC.Software Corporation 2 MacArthur Place Santa Ana, CA 92707, USA Tel: (714) 540-8900 Fax: (714) 784-4056 Web: http://www.mscsoftware.com United States MSC.Patran Support Tel: 1-800-732-7284 Fax: (714) 979-2990 Tokyo, Japan Tel: 81-3-3505-0266 Fax: 81-3-3505-0914 Munich, Germany Tel: (+49)-89-43 19 87 0 Fax: (+49)-89-43 61 716 MD R2 Adams/Car June 2007 ADM740 Course Notes Part Number: MDAM*R2*Z*Z*Z**SM-ADM740-NT1

2. Copyright  2007 MSC.Software Corporation LEGAL INFORMATION MSC.Software Corporation reserves the right to make changes in specifications and other information contained in this document without prior notice. The concepts, methods, and examples presented in this text are for illustrative and educational purposes only, and are not intended to be exhaustive or to apply to any particular engineering problem or design. MSC.Software Corporation assumes no liability or responsibility to any person or company for direct or indirect damages resulting from the use of any information contained herein. Copyright © 2007 MSC.Software Corporation. All Rights Reserved. This notice shall be marked on any reproduction of this documentation, in whole or in part. Any reproduction or distribution of this document, in whole or in part, without the prior written consent of MSC.Software Corporation is prohibited. The MSC.Software corporate logo, Adams, Dytran, Easy5, Fatigue, Laminate Modeler, Marc, Mentat, MD Nastran, MD Patran, MSC, MSC Nastran, Mvision, Patran, SimDesigner, SimEnterprise, SimManager, SimXpert and Sofy are trademarks or registered trademarks of the MSC.Software Corporation in the United States and/or other countries. NASTRAN is a registered trademark of NASA. All other trademarks belong to their respective owners.

3. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS SectionPage 0.0 Welcome to Adams/Car Training A Brief History of Adams …………………….…………………………………………………………………..0-5 About MSC.Software...……………………………………………………………………………………………0-7 Getting Help …………...……………………………………………………………………………………………0-8 A Review of Basic Adams Terminology.…………………………………………………………………………0-12 1.0 Introducing Adams/Car Motivation for Using Adams/Car.....……………………………………………………………………………..1-5 User Modes……………….. ………...……………………………………………………………………………..1-9 Database Structure – A Directory Hierarchy …..………………………………………………………………..1-10 Saving Files: Working Directory Versus Database ….…...……………………………………………………..1-12 Configuration Files …………..….…...……………………………………………………………………………..1-13 2.0 Basic Concepts Data Hierarchy …...……...………...………………………………….……………………………..……………..2-5 Test Rig ………………..………………………………………………….………………………..……………….2-9 Major and Minor Roles..…………………………………..…………..…………………………..……….………2-11 Naming Convention.………………………………………..…………..………………………..……...…………2-13 3.0 Creating and Adjusting Subsystems Creating Subsystems ………………………………………………………………….…………………………..3-5 Modifying Subsystems..………………………………………………………………….………………………..3-6 Adjusting Hardpoints.…………………………………………………………………….………………………..3-7 Adjusting Parameter Variables ………………………………………………………….………………………..3-9 Adjusting Mass Properties ……………………………………………………………….………………………..3-12 Swapping Rigid Bodies With Flexible Bodies ………………………………………….………………………..3-13

4. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS (Cont.) SectionPage Adjusting Springs and Dampers …………………………..…………………………….………………………..3-15 More Subsystem Adjustments ……………….………………………………………….………………………..3-18 Replacing Instance Definition ……………….………………………………………….……….………………..3-19 4.0 Curve Manager and Property File Editor Property Files With Curve Manager/Property File Editor ……………………………….……………………..4-5 Property File Types ……………...………………………………………………………….……………………..4-8 Creating Property Files …...………...……………………………………………………………………………..4-10 Property File Editor….……………………………………………………………………….……………………..4-14 Converting TiemOrbit Files to XML.……………..……………………………………….……….……………..4-16 Modifying an Existing Property File ……………………………………………………….……………………..4-18 Plot Versus Table ……………...…………………………………………………………….……………………..4-19 5.0 Plot Configuration Files Creating Plot Configuration Files ……………………………………………………………………..………….5-6 Creating Plots Using a Plot Configuration File...…………………………………………………..……………5-8 Format of Plot Configuration Files …..……………………………………………………………...…………….5-10 Example Plot Configuration File...…..……………………………………………………………...…………….5-13 6.0 Creating and Simulating Suspensions Creating Suspension Assemblies ………………………………………………….……………………………..6-5 Half-Vehicle Analysis ……………………………………………………………………………………..………..6-8 Suspension Parameters …..………………………………………………………………………………..……..6-10 Creating Loadcases ….…………….……………………………………………………………..………………..6-13 Warning Messages..…………….…………………………………………………………………..……………..6-14 Dynamic Analysis …………………………………………………………………………………………………..6-15 Warning Messages…………………………………………………………………………………………….……6-16 Files Produced by Analyses ….………………………………………………………………….………………..6-17

5. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS (Cont.) SectionPage 7.0 Creating and Simulating Full Vehicles Creating Full-Vehicle Assemblies ………………………………………………………………………………..7-5 Shifting Subsystems ……….……………………………………………………………………..………………..7-7 Updating Subsystems and Assemblies...………………………………………………………………………..7-9 Synchronizing Subsystems and Assemblies...……………………………………………...…………………..7-10 Adding/Removing and Activating/Deactivating Subsystems ……………………………...…………………..7-11 Adjusting Mass ……………………………….....……………………………………………...…………………..7-15 Full-Vehicle Analyses ……………………….....……………………………………………...…………………..7-18 Full-Vehicle Event Generator...…………….....……………………………………………...…………………..7-21 8.0 Driving Machine Standard Driver Interface (SDI) and Driving Machine …………….………………………….………………..8-6 Why Use SDI?………………………..……………………………………………………………………………..8-8 Data Flow …………….…………..…………………………………………………………………..……………..8-10 Using the Driving Machine …….…………………………………………………………………………………..8-12 Limitations ………………...…….…………………………………………………………………………………..8-14 Creating Inputs for SDI …..…….…………………………………………………………………………………..8-15 Event Files………………………………………………………………………………………………………….. 8-16 Example Event Files……………………………………………………………………………………………… 8-18 Creating Event Files.……………………………………………………………………………………………..8-20 Structure of Event Files ……….…………………………………………………………………………………..8-21 Specifying End Conditions …….…………………………………………………………………………………..8-25 Extensible End and Abort Conditions..…………………………………………………………………………..8-31 Specifying Attributes ……..…….…………………………………………………………………………………..8-32 Driver Control Data Files ……...…………………………………………………………………………………..8-37 Driver Control Data File Architecture ….…………………………………………………………………………8-39 Creating.DCD Files……………………...…………………………………………………………………………8-42

6. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS (Cont.) SectionPage 9.0 Parameterization Parameterization in Adams/Car ………………………………………………………………….……………..9-5 Creating Hardpoints..….…………………………………………………………………………………………..9-6 Creating Construction Frames...……………………………………………………………..…………………..9-8 Location Parameterization ……...……………………………………………………………..…………………..9-12 Orientation Parameterization ……...……………………………………………………………..……………….9-18 10.0 Building Templates Template Overview …….……….…………………………………………………………………………...……..10-5 Template Topology ……………….………………………………………………………………………………..10-6 File Architecture ….……………….………………………………………………………………………………..10-8 Building A New Template ……………….…………………………………………………………………………10-10 Types of Parts …….……………….………………………………………………………………………………..10-11 Rigid and Flexible Bodies (Parts).………………………………………………………………………………..10-13 Geometry ………….……………….………………………………………………………………………………..10-15 Attachments (Joints and Bushings)..……………………………………………………………………………..10-17 Springs …………….……………….………………………………………………………………………………..10-18 Dampers ……………….……………………..……………………………………………………………………..10-21 Bumpstops and Reboundstops ….………………………………………………………………………………..10-22 Toe/Camber Angles and Suspension Parameter Array ………………………………………………………..10-24 Adjustable Forces ……..………….………………………………………………………………………………..10-26 General Advice …...……………….………………………………………………………………………………..10-28

7. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS (Cont.) SectionPage 11.0 Communicators Types of Communicators …………………………………………………………………..……………………...11-5 Classes of Communicators.…………………………………………………………………….……...…………11-7 Communicator Symmetry ……………………………………………………………………….……...…………11-10 Communicator Roles …………………………………………………………………………….……...…………11-11 Naming Communicators..……………………………………………………………………….……...…………11-13 Matching Communicators During Assembly ………………………………………………….……...…………11-16 Matching Communicators With Test Rigs ……………………………………………….…….……...…………11-22 12.0 Using Flexible Bodies Flexible Body Overview..………….…………………………………………………………………..…………..12-5 Limitations of Flexible Bodies...…………………………………………………………………..………..……..12-7 Getting Flexible Bodies ………….…………………………………………………………………….…………..12-8 Modal Superposition ….………….…………………………………………………………………….…………..12-9 Visualization Attributes.………….…………………………………………………………………….…………..12-11 About Joints and Motions ……….…………………………………………………………………….…………..12-16 Joints Connection Limitations.….…………………………………………………………………….…………..12-17 13.0 Requests Toggle Requests Activity...…….……………………………………………………………………...…………..13-5 14.0 Tires Tire Overview ……….…………….………………………………………………………………………….……..14-5 Adams/Tire Modules...…………………………………………………………………………………..………..14-7 Tire Models ………..……..……….……………………………………………………………………….………..14-15 Road Types ………………….…………………………………………………………………..…………..……..14-16 Example 2D Road (Ramp) ……….………………………………………………………………………………..14-18 Using the 3D Equivalent-Volume Model ……………………………………………………………….………..14-19 Example 3D Road ………………………..……………………………………………………………….………..14-22

8. Copyright  2007 MSC.Software Corporation TABLE OF CONTENTS (Cont.) SectionPage 3D Spline Road …………………………..……………………………………………………………….………..14-23 Sample Road Data File…………………..……………………………………………………………….………..14-24 Using the 3D Spline Road……...………..……………………………………………………………….………..14-25 How You Use Adams/Tire….....………..……………………………………………………………….………..14-26 15.0 Exploring Templates Investigating Templates ……………………...……………………………………………………………..……..15-5 Understanding Templates ….………………………………………………………………………….…………..15-6 About the Database Navigator.……………………………………………………………….……………...…..15-8 16.0 Adams/Car Mechatronics Adams/Car Mechatronics…..………………...……………………………………………………………..……..15-3 Benefits of Adams/Car Mechatronics……………………………………………………………….…………..15-5 Methods of linking Control Systems ……………………………………………………….……………...…..15-6 17.0 Additional Applications Adams/Car Ride ……..…………………………..………………………………………………………………..17-5 Adams/Vibration ……..…………………………..………………………………………………………………..17-9 Adams/Durability...…..…………………………..………………………………………………………………..17-11 Adams/Driveline ……..…………………………..………………………………………………………………..17-13 Adams/Linear … ……..…………………………..………………………………………………………………..17-15 Adams/Controls ……..…… ……………………..………………………………………………………………..17-16 Adams/Insight …….....…………………………..………………………………………………………………..17-17

9. Copyright  2007 MSC.Software Corporation