Structural Dynamics, Volume 3: Proceedings of the 28th IMAC, A Conference on Structural Dynamics, 2010

This the fifth volume of five from the 28th IMAC on Structural Dynamics and Renewable Energy, 2010, brings together 146 chapters on Structural Dynamics. It presents early findings from experimental and computational investigations of on a wide range of area within Structural Dynamics, including studies such as Simulation and Validation of ODS Measurements made Using a Continuous SLDV Method on a Beam Excited by a Pseudo Random Signal, Comparison of Image Based, Laser, and Accelerometer Measurements, Modal Parameter Estimation Using Acoustic Modal Analysis, Mitigation of Vortex-induced Vibrations in Long-span Bridges, and Vibration and Acoustic Analysis of Brake Pads for Quality Control.

Table of Contents:
1 Simulation and Validation of ODS Measurements made Using a Continuous SLDV Method on a Beam Excited by a Pseudo Random Signal 2 Comparison of Image Based, Laser, and Accelerometer Measurements 3 Modal Parameter Estimation Using Acoustic Modal Analysis 4 Mitigation of Vortex-induced Vibrations in Long-span Bridges 5 Vibration and Acoustic Analysis of Brake Pads for Quality Control 6 Vibration Monitoring of a Small Span Composite Bridge 7 Detection of Damage in Lightning Masts and Loosening of Bolted Connections in Structures Using Changes in Natural Frequencies 8 Order Tracking with Multi-sine Excitation on a Ground Vibration Test 9 Impact Excitation Processing for Improved Frequency Response Quality 10 Review of Recent Developments in Multiple Reference Impact Testing (MRIT) 11 Fiber Optic Strain Gage Verification and Polyethylene Hip Liner Testing 12 Suggestion for Evaluation Methods of Ride Comfort at Low Frequencies 13 Miniature Model Examination as Human-body Dynamics for Seat Durability Evaluations 14 Tutorial Guideline VDI 3830: Damping of Materials and Members 15 Blind Modal Identification Applied to Output-only Building Vibration 16 Second Order Blind Source Separation Techniques (SO-BSS) and Their Relation to Stochastic Subspace Identification (SSI) Algorithm 17 Utilization of Blind Source Separation Techniques for Modal Analysis 18 Minimally Intrusive Torsional Vibration Sensing on Rotating Shafts 19 Zebra Tape Butt Joint Algorithm for Torsional Vibrations 20 Acoustic and Mechanical Measurements of an Hydraulic Turbine’s Generator in Relation to Power Levels and Excitation Forces 21 Contact-less Wind Turbine Utilizing Piezoelectric Bimorphs with Magnetic Actuation 22 Effect of Functionally Graded Materials on Resonances of Rotating Beams 23 A Comparison of Gear Mesh Stiffness Modeling Strategies 24 Using Operating Deflection Shapes to Detect Faults in Rotating Equipment 25 Damping Methodology for Condensed Solid Rocket Motor Structural Models 26 Analysis and Optimization of the Current Flowing Technique for Semi-passive Multi-modal Vibration Reduction 27 Some Passive Damping Sources on Flooring-systems Besides the TMD 28 Constrained Layer Damping Test Results for Aircraft Landing Gear 29 A Sloshing Absorber with a Flexible Container 30 Effective Vibration Suppression of a Maneuvering Two-link Flexible Arm with an Event-based Stiffness Controller 31 Vibration Testing of Bridge Stay Cables to Obtain Damping Values 32 Identification of Stiffness and Damping in Nonlinear Systems 33 Truncation Effects on the Dynamic Damage Locating Vector (DDLV) Approach 34 Residual Analysis for Damage Detection: Effects of Variation on the Noise Model 35 Minimizing Distortions from Time Domain Zooming 36 Process and Measurement Noise Estimation for Kalman Filtering 37 Model Calibration for Fatigue Crack Growth Analysis Under Uncertainty 38 Bayesian Finite Element Model Updating Using Static and Dynamic Data 39 Frequency Domain Test-analysis Correlation in the Presence of Uncertainty 40 Error Quantification in Calibration of AFM Probes Due to Non-uniform Cantilevers 41 Demystifying Wireless for Real-world Measurement Applications 42 Data Merging for Multi-setup Operational Modal Analysis with Data-driven SSI 43 On the Operational Modal Analysis of Solid Rocket Motors 44 Frequency-domain Modal Analysis in the OMAX Framework 45 Application of Principal Component Analysis Methods to Experimental Structural Dynamics 46 Application of Modal Scaling to the Pole Selection Phase of Parameter Estimation 47 Quantification of Aleatoric and Epistemic Uncertainty in Computational Models of Complex Systems 48 The Dangers of Sparse Sampling for Uncertainty Propagation and Model Calibration 49 Geological Stress State Calibration and Uncertainty Analysis 50 Error Quantification in Mechanics Computational Models 51 Effectiveness of Modeling Thin Composite Structures Using Hex Shell Elements 52 Quantifying the Effect of Dynamic Boundary Condition Differences Between the Vibration Laboratory and the Field Operating Environment 53 A Dual Approach to Substructure Decoupling Techniques 54 Using Component Modes in a System Design Process 55 Computation of Distributed Forces in Modally Reduced Mechanical Systems 56 Substructuring Using Impulse Response Functions for Impact Analysis 57 Static Correction in Model Order Reduction Techniques for Multiphysical Problems 58 Truncation Error Propagation in Model Order Reduction Techniques Based on Substructuring 59 Investigation on the Use of Various Decoupling Approaches 60 Input Estimation from Measured Structural Response 61 Damage Detection with Ambient Vibration Data Using Time Series Modeling 62 Wind Load Observer for a 5MW Wind Energy Plant 63 An Integrated SHM Approach for Offshore Wind Energy Plants 64 Preliminary Validation of a Complex Aerospace Structure 65 Modeling the Elastic Support Properties of Bernoulli-Euler Beams 66 Noise Reduction of Continuosly Variable Transmission (CVT) for Automobile 67 Smirnov Stationarity Criterion Applied to Rocket Engine Test Data Analysis 68 Mode Shape Identification Using Mobile Sensors 69 Determination of Dynamically Equivalent FE Models of Structures from Experimental Data 70 Optimization of Substructure Dynamic Interface Forces by an Energetic Approach 71 Converting CT Scans of a Stradivari Violin to a FEM 72 LAN-XI – The Next Generation of Data Acquisition Systems 73 Ultrasonic Guided Wave Modal Analysis Technique (UMAT) for Defect Detection 74 Damage Diagnosis of Beam-like Structures Based on Sensitivities of Principal Component Analysis Results 75 Coriolis Flowmeter Verification via Embedded Modal Analysis 76 Bayesian Finite Element Model Updating for Crack Growth 77 A Non-destructive, Contactless Technique for the Health Monitoring of Ancient Frescoes 78 Adaptive Filter Feature Identification for Structural Health Monitoring in Aeronautical Panel 79 Prediction of Full Field Dynamic Stress/Strain from Limited Sets of Measured Data 80 Origins and History of Shock & Vibration (S&V) Requirements 81 Spinning Projectile Wing Development Structural Dynamic Modeling and Analysis 82 Underwater Explosion Phenomena and Shock Physics 83 Some Aspects of Using Measured Data as the Basis of a Multi-exciter Vibration Test 84 On the New American National Standard for Shock Testing Equipment 85 Shock Data Filtering Consequences 86 Evaluation of an Alternative Composite Material Failure Model Under Dynamic Loading 87 Free Vibration Analysis of Pyroshock-loaded Hardened Structures 88 Ares I-X Launch Vehicle Modal Test Overview 89 Identifying Goals for Ares 1-X Modal Testing 90 Ares I-X Launch Vehicle Modal Test Measurements and Data Quality Assessments 91 Modal Test Data Adjustment for Interface Compliance 92 Finite Element Model Calibration Approach for Ares I-X 93 Model Reduction and Substructuring Techniques for the Vibro-acoustic Simulation of Automotive Piping and Exhaust Systems 94 Examples of Hybrid Dynamic Models Combining Experimental and Finite Element Substructures 95 Propagation of Uncertainty in Test/Analysis Correlation for Substructured Spacecraft 96 Experimental Modal Substructuring to Extract Fixed-base Modes from a Substructure Attached to a Flexible Fixture 97 How Bias Errors Affect Experimental Dynamic Substructuring 98 A Benchmark Test Structure for Experimental Dynamic Substructuring 99 Modal Test and Suspension Design for the Orion Launch Abort System 100 Modal Survey Test and Model Correlation of the CASSIOPE Spacecraft 101 Assessment of Nonlinear Structural Response in A400M GVT 102 Application of PVDF Foils for the Measurements of Unsteady Pressures on Wind Tunnel Models for the Prediction of Aircraft Vibrations 103 Constrained Viscoelastic Damping, Test/Analysis Correlation on an Aircraft Engine 104 Identification of Material Damping in Vibrating Plates Using Full-field Measurements 105 A State Observer for Speed Regulation in Rolling Mill Drives 106 Vibrations Control in Cruise Ships Using Magnetostrictive Actuators 107 A Pedagogical Image Processing Tool to Understand Structural Dynamics 108 Modal-based Camera Correction for Large Pitch Stereo Imaging 109 Structural Damage Identification Based on Multi-objective Optimization 110 Effects of Shaker Test Set Up on Measured Natural Frequencies and Mode Shapes 111 Experimental Modal Analysis of Non-self Adjoint Systems: Inverse Problem Regularization 112 Frequency Domain Tracking of Time-varying Modes 113 Variability in Natural Frequencies of Railroad Freight Car Components 114 Identification of Nonlinear Systems with a State-dependent ARX Model 115 Model Identification for a Modal State Estimator from Output-only Data 116 Data Acquisition for a Bridge Collapse Test 117 Lake Mead Low Lift Pump Riser Failure Analysis 118 Beamforming for Quality Control in Industrial Environment 119 Noise Source Localization on Washing Machines by Conformal Array Technique and Near Field Acoustic Holography 120 Design of an Active Seat Suspension for Agricultural Vehicles 121 Calibration and Processing of Geophone Signals for Structural Vibration Measurements 122 Wake Penetration Effects on Dynamic Loads and Structural Design of Military and Civil Aircraft 123 Numerical and Experimental Modeling for Bird and Hail Impacts on Aircraft Structure 124 A High Frequency Stabilization System for UAS Imaging Payloads 125 Crystal Clear SSI for Operational Modal Analysis of Aerospace Vehicles 126 Implementation of Multi-sine Sweep Excitation on a Large-scale Aircraft 127 An Integrated Experimental and Computational Approach to Analyze Flexible Flapping Wings in Hover ?128 Random Decrement Signal Processing of Modal Impact Test Data 129 Using Impulse Response Functions to Evaluate Baseball Bats 130 FFT Integration of Time Series Using an Overlap-add Technique 131 Requirements for a Long-term Viable, Archive Data Format 132 Modal Testing of Complex Hardened Structures 133 Dynamic Force Characterization for an Industrial Process Using Response Measurements 134 Operational Modal Analysis of a Rotating Tyre Subject to Cleat Excitation 135 Modal Identification of Flexible Structures with Applications in Robotic Manipulators 136 Calibration of Very-low-frequency Accelerometers: A Challenging Task 137 Comparative Analysis of Triaxial Shock Accelerometer Output 138 Strain Sensors for High Field Pulsed Magnets 139 Wireless Noise and Vibration Management System for Construction Sites 140 Estimation of Rigid Body Properties from the Results of Operational Modal Analysis 141 Mass-stiffness Change Method for Scaling of Operational Mode Shapes: Experimental Results 142 Sensitivity Analysis of Rigid Body Property Estimation from Modal Method 143 Vibration Absorber Design via Frequency Response Function Measurements 144 Non Contact Eddy Current Dampers for Control Systems 145 Damping Augmentation of Nanocomposites Using Carbon Nanotube/Epoxy 146 Identification of Bolted Joints Under Repeatable Loads.

About the Author :
Dr. Tom Proulx is the Executive Director of the Society for Experimental Mechanics, Inc.