Topics in Modal Analysis II, Volume 8: Proceedings of the 32nd IMAC, A Conference and Exposition on Structural Dynamics, 2014 (Conference Proceedings of the Society for Experimental Mechanics Series)

This eighth volume of eight from the IMAC - XXXII Conference, brings together contributions to this important area of research and engineering. The collection presents early findings and case studies on fundamental and applied aspects of Structural Dynamics, including papers on: * Linear Systems * Substructure Modelling * Adaptive Structures * Experimental Techniques * Analytical Methods * Damage Detection * Damping of Materials & Members * Modal Parameter Identification * Modal Testing Methods * System Identification * Active Control * Modal Parameter Estimation * Processing Modal Data Front Matter....Pages i-ix Integrating Multiple Algorithms in Autonomous Modal Parameter Estimation....Pages 1-9 Effects of Magneto-Mechanical Coupling on Structural Modal Parameters....Pages 11-18 Extraction of Modal Parameters of Micromachined Resonators in Higher Modes....Pages 19-27 Normalization of Experimental Modal Vectors to Remove Modal Vector Contamination....Pages 29-41 Effective Use of Scanning Laser Doppler Vibrometers for Modal Testing....Pages 43-58 Precise Frequency Domain Algorithm of Half Spectrum and FRF....Pages 59-69 Identification of a Time-Varying Beam Using Hilbert Vibration Decomposition....Pages 71-81 Recovery of Operational Deflection Shapes from Noise-Corrupted Measurement Data from CSLDV: Comparison Between Polynomial and Mode Filtering Approaches....Pages 83-91 Exploiting Imaging Techniques to Overcome the Limits of Vibration Testing in High Excitation Level Conditions....Pages 93-100 An Experimental Modal Channel Reduction Procedure Using a Pareto Chart....Pages 101-110 Unique Isolation Systems to Protect Equipment in Navy Shock Tests....Pages 111-127 Nonlinear High Fidelity Modeling of Impact Load Response in a Rod....Pages 129-134 On the Role of Boundary Conditions in the Nonlinear Dynamic Response of Simple Structures....Pages 135-143 Evaluation of On-Line Algebraic Modal Parameter Identification Methods....Pages 145-152 Ambient Vibration Test of Granville Street Bridge Before Bearing Replacement....Pages 153-159 Vibration Testing and Analysis of A Monumental Stair....Pages 161-169 Evaluation of Stop Bands in Periodic and Semi-Periodic Structures by Experimental and Numerical Approaches....Pages 171-178 Operating Mode Shapes of Electronic Assemblies Under Shock Input....Pages 179-184 Comparison of Modal Parameters Extracted Using MIMO, SIMO, and Impact Hammer Tests on a Three-Bladed Wind Turbine....Pages 185-197 Modal Test Results of a Ship Under Operational Conditions....Pages 199-206 Measuring Effective Mass of a Circuit Board....Pages 207-217 Acoustic Cavity Modal Analysis for NVH Development of Road Machinery Cabins....Pages 219-231 Strain-Based Dynamic Measurements and Modal Testing....Pages 233-242 AIRBUS A350 XWB GVT: State-of-the-Art Techniques to Perform a Faster and Better GVT Campaign....Pages 243-256 Bayesian System Identification of MDOF Nonlinear Systems Using Highly Informative Training Data....Pages 257-265 Finite Element Model Updating Using the Separable Shadow Hybrid Monte Carlo Technique....Pages 267-275 Bayesian System Identification of Dynamical Systems Using Reversible Jump Markov Chain Monte Carlo....Pages 277-284 Assessment and Validation of Nonlinear Identification Techniques Using Simulated Numerical and Real Measured Data....Pages 285-298 Effects of Errors in Finite Element Models on Component Modal Tests....Pages 299-312 Estimating Frequency-Dependent Mechanical Properties of Materials....Pages 313-323 Flexible Dynamic Modeling of Turret Systems by Means of Craig-Bampton Method and Experimental Validation....Pages 325-338 Material Characterization of Gyroscope Isolator Using Modal Test Data....Pages 339-350 Loss Factors Estimation Using FEM in Statistical Energy Analysis....Pages 351-359 Investigation of Crossing and Veering Phenomena in an Isogeometric Analysis Framework....Pages 361-376 Influence of Fan Balancing in Vibration Reduction of a Braking Resistor....Pages 377-384 Vibrations of Discretely Layered Structures Using a Continuous Variation Model....Pages 385-396 Next-Generation Random Vibration Tests....Pages 397-410 Optimal Phasing Combinations for Multiple Input Source Excitation....Pages 411-416 Vol. 1. This critical collection examines a range of the dynamics of coupled structures, from reduced order models to industrial applications of substructuring to experimental studies of joints and joined structures, as presented in early findings and case studies from the Proceedings of the 32nd IMAC, A Conference and Exposition on Structural Dynamics, 2014. The collection includes papers in the following general technical research areas: Substructuring and the Ampair Wind Turbine Test Bed Experimental Dynamic Substructuring Reduced Order Models Experimental Studies of Joints and Joined Structures Analytical/Numerical Modeling of Joints Industrial Applications of Substructuring This critical collection examines a range of topics in modal analysis, from finite element techniques to modal testing methods to shock and vibration, as presented in early findings and case studies from the Proceedings of the 32nd IMAC, A Conference and Exposition on Structural Dynamics, 2014. The collection includes papers in the following general technical research areas: · Finite Element Techniques · Modal Parameter Identification · Modal Testing Methods · Shock & Vibration.