教程5.13g加密所属

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2、SC.Nastran 2001Dynamic AnalysisNovember 2001NAS102 LECTURE NOTES P/N NA*V2001*Z*Z*Z*SM-NAS102-NT1DISCLAIMERMSC.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

3、 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

4、the use of any information contained herein.User Documentation: Copyright 2001 MSC.Software Corporation. Printed in U.S.A. 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

5、 part, without the prior written consent of MSC.Software Corporation is prohibited.MSC and MSC. are registered trademarks and service marks of MSC.Software Corporation. NASTRAN is a registered trademark of the National Aeronautics and Space Administration. MSC.Nastran is an enhanced proprietary vers

6、ion developed and maintained by MSC.Software Corporation. MSC.Marc, MSC.Marc Mentat, MSC.Dytran, MSC.Patran, MSC.Fatigue, MSC.Laminate Modeler, and MSC.MVision are all trademarks of MSC.Software Corporation. All other trademarks are the property of their respective owners. TABLE OF CONTENTS 1.Review

7、 of Fundamentals 2.Dynamic Modeling Input 3.Normal Mode Analysis 4.Reduction in Dynamic Analysis 5.Rigid Body Modes 6.Damping 7. Transient Response Analysis 8. Frequency Response Analysis 9. Direct Matrix Input 10. Dynamic Equations of Motion 11. Residual Vector Methods TABLE OF CONTENTS (cont.) Enf

8、orced Motion Shock and Response Spectrum Analysis Random Response Analysis Complex Eigenvalue Analysis Normal Mode Analysis Using Parts SuperelementExtra Points, Transfer Functions, and NOLINs Normal Modes of Preloaded Structures Dynamic Design Optimization Test-Analysis Correlation TABLE OF CONTENTS (cont.) Appendix A Generalized Dynamic Reduction Appendix B Other Eigenvalue Methods Appendix C Miscellaneous Appendix D Normal Mode Analysis Using Main Bulk Data SuperelementE. Appe