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User's Guide First Edition COSMOS/M 2.7 December 2001 Copyright This software p

User's Guide First Edition COSMOS/M 2.7 December 2001 Copyright This software product is copyrighted and all rights are reserved by Structural Research and Analysis Corporation. (SRAC) Copyright© 1985 - 2002 Structural Research and Analysis Corporation. All Rights Reserved. The distribution and sale of this product (COSMOS/M Version 2.7) is intended for the use of the original purchaser only and for use only on the computer system specified. The software product may be used only under the provisions of the license agreement that accompanies the product package. COSMOS/M manuals may not be copied, photocopied, reproduced, translated or reduced to any elec- tronic medium or machine readable form in whole or part wit prior written consent from Structural Research and Analysis Corporation. Structural Research and Analysis Corporation makes no warranty that COSMOS/M is free from errors or defects and assumes no liability for the program. Structural Research and Analysis Corporation disclaims any express warranty or fitness for any intended use or purpose. You are legally accountable for any violation of the License Agreement or of copyright or trademark. You have no rights to alter the software or printed materials. The COSMOS/M program is constantly being developed, modified and checked and any known errors should be reported to Structural Research and Analysis Corporation. Disclaimer The authors have taken due care in preparing this manual and the examples presented herein. In no event shall SRAC assume any liability or responsibility to any person or company for direct or indirect dam- age resulting from the use of the information contained herein or any discrepancies between this infor- mation and the actual operation of the software. Licenses & Trademarks Use by Structural Research and Analysis Corporation of ANSYS Input Commands and Command Structure herein is licensed under agreement with Swanson Analysis Systems, Inc. All rights reserved. COSMOS/M and COSMOS are registered trademarks of Structural Research and Analysis Corporation. All other COSMOS/M module names are trademarks of Structural Research and Analysis Corporation. ABAQUS is the registered trademark of Hibbitt, Karlsson & Sorensen, Inc. ANSYS is a registered trademark of Swanson Analysis Systems. AutoCAD is registered in the U.S. Patent and Trademark Office by Autodesk, Inc. DXF and AutoSolid are the registered trademarks of Autodesk, Inc. CenBASE/ Mil5 is the registered trademark of Information Indexing, Inc. DECStation is the registered trademark of Digital Equipment Corporation. EPSON is the registered trademark of Epson Computers. HP is the reg- istered trademark of Hewlett-Packard. IBM is the registered trademark of International Business Machines Corporation. MSC/NASTRAN is the registered trademark of MacNeal-Schwendler Corp. PATRAN is the registered trademark of PDA Engineering. PostScript, Acrobat, and Acrobat Reader are registered trademarks of Adobe Systems, Inc. SINDA/G is a registered trademark of Network Analysis Associates, Inc. Sun is the registered trademark of Sun Microsystems, Inc. SGI is the trademark of Sili- con Graphics, Inc. SoliWorks is a registered trademark of SolidWorks Corporation. Helix Design Sys- tem is a trademark of MICROCADAM Inc. SDRC I-DEAS is a trademark of Structural Dynamics Research Corporation. MicroStation Modeler is a registered trademark of Bentley Systems, Incorpo- rated. Solid/Edge is a trademark of Intergraph Corporation. Eureka is a trademark of Cad.Lab. All other trade names mentioned are trademarks or registered trademarks of their respective owners. COSMOS/M User’s Guide 1 Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 COSMOS/M Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Supported Platforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 GEOSTAR Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 COSMOS/M Analysis Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 The Linear Static Analysis Module (STAR) . . . . . . . . . . . . . . . . . . . . . . . 1-9 The Frequency and Buckling Analysis Module (DSTAR) . . . . . . . . . . . 1-10 The Heat Transfer Analysis Module (HSTAR) . . . . . . . . . . . . . . . . . . . 1-10 COSMOS/FFE Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11 The Advanced Dynamic Analysis Module (ASTAR) . . . . . . . . . . . . . . 1-12 The Nonlinear Structural Analysis Module (NSTAR) . . . . . . . . . . . . . . 1-13 The Fatigue Analysis Module (FSTAR) . . . . . . . . . . . . . . . . . . . . . . . . . 1-15 The Turbulent Flow Package (FLOWPLUS) . . . . . . . . . . . . . . . . . . . . . 1-15 The Low Frequency Electromagnetic Analysis Module (ESTAR) . . . . 1-16 The Design Optimization and Sensitivity Module (OPTSTAR) . . . . . . 1-17 The High Frequency Electromagnetic Simulation and Analysis Package (COSMOS/HFS Suite) . . . . . . . . . . . . . . . . . . . . 1-20 About Solvers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22 The Direct Sparse Solver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23 The Iterative (PCG) Solver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23 Choosing a Solver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-23 About This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-27 Contents 2 COSMOS/M User’s Guide 2 Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1 GEOSTAR Screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2 Modes of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-3 Tool Bars . . . . . . . . . . . . . uploads/Industriel/ cosmos-users-guide.pdf