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BL
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| Record Number
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864622
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| Main Entry
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International Modal Analysis Conference(36th :2018 :, Orlando, Florida)
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| Title & Author
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Nonlinear dynamics.\ Gaetan Kerschen, editor.
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| Publication Statement
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Cham, Switzerland :: Springer,, [2018]
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, ©2019
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| Series Statement
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Conference proceedings of the Society for Experimental Mechanics series
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| Page. NO
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1 online resource
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| ISBN
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3319742809
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: 9783319742809
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9783319742793
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| Bibliographies/Indexes
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Includes bibliographical references and index.
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| Contents
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Intro; Preface; Contents; 1 Interface Reduction on Hurty/Craig-Bampton Substructures with Frictionless Contact; 1.1 Introduction; 1.2 Theory; 1.2.1 Nonlinear Hurty/Craig-Bampton Method; 1.2.2 Interface Modal Basis; 1.2.2.1 Extended System-Level Characteristic Constraint Modes About Preloaded State; 1.2.2.2 Static Preload Deformation; 1.2.2.3 Total SCCe Transformation Matrix; 1.2.3 Normal Contact Model; 1.2.4 Time Integration Schemes; 1.3 Numerical Studies: Two-Beam Assembly with Frictionless Contact; 1.3.1 Model Description; 1.3.2 Static Preloading of Bolt Elements
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1.3.3 Results: Full-Interface Model1.3.4 Results: Interface-Reduced Model; 1.4 Conclusions; References; 2 Experimental Path Following of Unstable Static Equilibria for Snap-Through Buckling; 2.1 Introduction; 2.2 Experimental Design; 2.2.1 Experimental Setup; 2.2.2 Control System; 2.3 Results; 2.4 Conclusion; References; 3 Direct Detection of Nonlinear Modal Interactions and Model Updating Using Measured Time Series; 3.1 Method; 3.2 Example; References; 4 Pareto Optimization of a Nonlinear Tuned Mass Damper to Control Vibrations in Hand Held Impact Machines; 4.1 Introduction
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4.2 Engineering and Mathematical Models4.3 Objective Functions and Design Parameters; 4.4 Global Sensitivity Analysis; 4.5 Multidisciplinary Design Optimization; 4.5.1 Optimization Algorithm; 4.5.2 Operational Scenarios; 4.6 Results; 4.6.1 GSA Results; 4.6.1.1 Linear System; 4.6.1.2 Nonlinear System; 4.6.2 Multiobjective Optimization Results; 4.6.3 Closed-Form Representation; 4.7 Conclusion; References; 5 Inverse Methods for Characterization of Contact Areas in Mechanical Systems; 5.1 Introduction; 5.2 Single Parameter Inverse Method; 5.2.1 Inputs and Outputs; 5.2.2 Contact Definitions
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5.2.3 Contact Area Optimization5.3 System Description; 5.3.1 Experimental Set-Up; 5.3.2 Finite Element Model; 5.4 Results; 5.4.1 Static Preload Analysis; 5.4.2 Model Updating Results; 5.5 Conclusions; References; 6 Experimental Characterization of a New Benchmark Structure for Prediction of Damping Nonlinearity; 6.1 Introduction; 6.2 Theoretical Background; 6.3 Experimental Methodology; 6.3.1 Impact Hammer Testing; 6.3.2 Joint Profile Testing; 6.4 Experimental Results; 6.4.1 Interface Characterization; 6.4.2 Nonlinearity Detection and Analysis; 6.5 Conclusion; Appendix A; Test Setup
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Optimal Input LocationAppendix B; Mode 1 Results; References; 7 Nonlinear System Identification for Joints Including Modal Interactions; Nomenclature; 7.1 Introduction; 7.2 Systems of Interest; 7.2.1 2DOF System; 7.2.2 3DOF System; 7.2.3 Equations of Motion; 7.2.4 Modal Transformation; 7.2.5 Non-linear Elements; 7.2.6 Generating Test Data; 7.3 Methods of Capturing the Modal Coupling; 7.3.1 Multi-modal Maps (MMM); 7.3.1.1 Signal Processing; 7.3.1.2 Fitting the Map to the Data; 7.3.1.3 Averaging Method to Simulate the Time Response; 7.3.1.4 Computation of the Restoring Force
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| Subject
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Nonlinear theories, Congresses.
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Structural analysis (Engineering), Congresses.
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Structural dynamics, Congresses.
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Civil engineering, surveying building.
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Cybernetics systems theory.
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Dynamics vibration.
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Mechanics of solids.
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Nonlinear theories.
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Structural analysis (Engineering)
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Structural dynamics.
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TECHNOLOGY ENGINEERING-- Civil-- General.
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| Dewey Classification
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624.1/71
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| LC Classification
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TA654
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| Added Entry
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Kerschen, G.
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