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Book Cover
Author International Modal Analysis Conference (34th : 2016 : Orlando, Fla.)

Title Dynamics of coupled structures. Volume 4 : Proceedings of the 34th IMAC, a conference and exposition on structural dynamics, 2015 / Matt Allen, Randall L. Mayes, Daniel J. Rixen, editors
Published Switzerland : Springer, 2016
Online access available from:
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Description 1 online resource
Series Conference proceedings of the Society for Experimental Mechanics series, 9191-5652
Conference proceedings of the Society for Experimental Mechanics series.
Contents Preface; Contents; 1 Verification of Experimental Component Mode Synthesis in the Sierra Analysis Framework; Nomenclature; 1.1 Introduction; 1.2 Craig-Mayes Experimental Sub-Structuring Method; 1.3 Interface of Experimental CMS Model to Sierra; 1.4 Demonstration; 1.4.1 Configuration; 1.4.2 Results; 1.5 Conclusions; References; 2 Multi-DoF Interface Synchronization of Real-Time-Hybrid-Tests Using a Recursive-Least-Squares Adaption Law: A Numerical Evaluation; 2.1 Introduction; 2.2 Hybrid Testing Problem Formulation; 2.3 Adaptive Feedforward Algorithm; 2.4 Numerical Case Study; 2.5 Conclusion
5.6.4 TAM Definition Using "Modified" Guyan Reduction5.6.5 Further Reflections on "Modified" Guyan Reduction Results; 5.7 Concluding Remarks; A.1 Appendix: Exploitation of Generalized Modal Data; References; 6 Experimental Modal Substructuring with Nonlinear Modal Iwan Models to Capture Nonlinear Subcomponent Damping; 6.1 Introduction; 6.2 Theoretical Development; 6.2.1 Iwan Joint; 6.3 Simulated Application; 6.3.1 Estimating Modal Iwan Models for Substructure A; 6.3.2 Substructuring Predictions; 6.4 Conclusions; References; 7 A Modal Model to Simulate Typical Structural Dynamic Nonlinearity
Nomenclature7.1 Introduction and Motivation; 7.2 Experiment; 7.2.1 Hardware Description; 7.2.2 Test Set-Up; 7.2.3 Preliminary Modal Results; 7.3 Signal Processing; 7.3.1 Modal Filtering; SMAC Modal Filter; Full Modal Filter; Single Modal Filter; Modal Filter Results and Comparison; 7.3.2 Hilbert Transform and Band-Pass Sensitivity; 7.4 Nonlinear Models; 7.4.1 Modal Iwan Model; 7.4.2 FREEVIB; 7.4.3 Restoring Force Surface; 7.5 Results and Observations; 7.5.1 Simulation Results and Observations; 7.5.2 Discussion; 7.6 Conclusions
Notes International conference proceedings
Bibliography References3 Controls Based Hybrid Sub-Structuring Approach to Transfer Path Analysis; 3.1 Introduction; 3.2 Real Time Hybrid Substructuring; 3.3 Controls Approach to Transfer Path Hybrid Substructuring; 3.3.1 Physical Loading Using Auto Power Spectral Densities; 3.4 Numeric Example; 3.5 Experimental Example; 3.6 Conclusion; References; 4 Force Identification Based on Subspace Identification Algorithms and Homotopy Method; 4.1 Introduction; 4.2 System Identification Based on Subspace Identification Algorithm; 4.3 The Force Identification Model; 4.4 Practical Application; 4.5 Conclusions
References5 Response DOF Selection for Mapping Experimental Normal Modes-2016 Update; 5.1 Introduction; 5.2 Nomenclature; 5.3 Understanding Normal Modes; 5.4 Model Order Reduction Strategies; 5.4.1 Classic Guyan Reduction; 5.4.2 Modified Guyan Reduction; 5.4.3 General Model Order Reduction; 5.5 Reduced Order Model Orthogonality and Residual Kinetic Energy; 5.6 Branched Shell Illustrative Example; 5.6.1 Model Description and Dynamic Characteristics; 5.6.2 Allocation of instrumented DOFS (Accelerometers) ; 5.6.3 TAM Definition Using "Classical" Guyan Reduction
Notes Online resource; title from PDF title page (SpringerLink, viewed May 17, 2016)
Subject Modal analysis -- Congresses.
Structural dynamics -- Congresses.
Genre/Form Conference papers and proceedings.
Conference papers and proceedings.
Form Electronic book
Author Allen, Matt (Mechanical engineer), editor
Mayes, R. (Randy), editor
Rixen, Daniel, editor
ISBN 3319297635 (electronic bk)
9783319297637 (electronic bk)