Linking Models and Experiments, Volume 2

Linking Models and Experiments, Volume 2 4
Preface 6
Contents 8
Modal Testing and FE-model Validation of Azimuthing Thruster 12
POD based computation of Joint Interface Modes 30
Area wise application of contact constraints in reduced mechanical systems 40
On the extension of global vibration modes with Ritz-vectors needed for local effects 47
Direct decoupling of substructures using primal and dual formulation 57
Spectral analysis of vibrating plates with general shape 87
Smoothing experimental data in dynamic substructuring of built up systems 99
Metrics for Diagnosing Negative Mass and Stiffness when Uncoupling Experimental and Analytical Substructures 120
Propagation of Free-Interface Substructure Uncertainty into System Test-Analysis Correlation 143
Feature Extraction for Structural Dynamics Model Validation 160
Hybrid Sets of Merged Data for Modal Model Applications 171
Dynamic Uncoupling of a System Model for Component Identification 179
Full Field Dynamic Stress/Strain from Limited Sets of Measured Data 192
Limited Experimental Displacement Data used for obtaining Full-Field Dynamic Stress Strain Information 206
A Survey of Techniques to Estimate the Uncertainty in Material Parameters 223
Construction of DEM-base Traffic Model Using Optimal Velocity Model 234
Confidence Intervals of Modal Parameters during Progressive Damage Test 240
Identification of Material Properties of Composite Plates Utilizing Model Updating and Response Surface Techniques 254
Globally enriched substructuring techniques for vibro-acoustic simulation 266
A Modal-Geometrical Selection Criterion for Master Nodes: Numerical and Experimental Testing 284
Robust optimization and quality control in spot welded structures 299
Interface Reduction in the Dual Craig-Bampton method based on dual interface modes 312
A Truly Hybrid Approach to Substructuring Problems Using Mixed Assembly and Implicit Solving Strategies 330
Model updating methodologies for multibody simulation models: application to a full-scale wind turbine model 349
DOF Reduction Strategy for Large Order Finite Element Models 359
Understanding Large Order Finite Element Model Dynamic Characteristics 367
FEM Sensitivity Method for Uncertainty and Reconciliation Analyses 374
Uncoupling Techniques for the Dynamic Characterization of Sub-structures 382
Receptance Based Normalization of Operational Mode Shapes 392
Fault Simulation in a Gearbox Using Finite Element Model Reduction Techniques 398
Response Measurements of DMS Cabinets and Supporting Truss Structures under Environmental and Transient Wind Loads 410
Variance Decomposition in the Presence of Epistemic and Aleatory Uncertainty 416
A Forecasting Metric for Predictive Modeling 430

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