Special Topics in Structural Dynamics & Experimental Techniques, Volume 5

Name: Special Topics in Structural Dynamics & Experimental Techniques, Volume 5 | Proceedings of the 41st IMAC, A Conference and Exposition on Structural Dynamics 2023
Brand: Springer
Price: 234.33 EUR
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Proceedings of the 41st IMAC, A Conference and Exposition on Structural Dynamics 2023

Matthew Allen Jason Blough Michael Mains(Herausgeber*in)

Springer (Verlag)

1. Auflage

Erschienen am 30. September 2023

VIII, 216 Seiten

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Inhalt

Intro
Preface
Contents
1 Damage Identification for Beam-Like Structures Based on Physics-Informed Neural Networks
1.1 Introduction
1.2 Methodology
1.2.1 Euler-Bernoulli Beam
1.2.2 PINNs for the Euler-Bernoulli Beam
1.2.3 Damage Identification Process
1.3 Numerical Investigation
1.3.1 Numerical Models of Two Cantilever Beams
1.3.2 Numerical Verification Process
1.3.3 Numerical Verification Results
1.4 Concluding Remarks
References
2 On the Study of Fatigue on Vulcanized Rubber Using Vibration Testing
2.1 Introduction
2.2 Transmissibility-Based Uni-axial Shaker Characterization
2.3 Testing Results
2.4 Conclusion
References
3 The Astir Glider Wing Dataset for Population-Based SHM
3.1 Introduction
3.2 The Glider Wings and Experimental Setup
3.3 Preliminary Analysis Methods
3.4 Results
3.5 Conclusions
References
4 Experimental Characterization of Structural Traveling Wave-Induced Thrust
4.1 Introduction
4.2 Beam FRF in Different Fluid Media
4.3 Fluid Velocity Measurements
4.4 Conclusions
References
5 Low-Frequency Vibrothermography Using Lightweight Piezoelectric Actuators: The Location of Excitation and Application to Composite Materials
5.1 Introduction
5.2 Location of Excitation
5.3 Experimental Verification with Modal Testing
5.4 Vibrothermographic Testing
5.5 Conclusion
References
6 Damage Assessment with Laser Ultrasonics in 3D-Printed Plate
6.1 Introduction
6.2 Experimental Setup
6.3 Methodology
6.4 Results
6.5 Conclusion
References
7 Parameter Investigation of Sensor Fixation Methods Compared with High-Quality Laser Measurement Using a Scalable Automatic Modal Hammer
7.1 Introduction
7.2 Materials and Methods
7.3 Experimental Results and Analysis
7.4 Conclusion and Outlook
References
8 Iterative Learning Control Based on Force Measurements for Automatic Impulse Hammers
8.1 Introduction
8.2 Automatic Hammer System Description
8.2.1 Operating Principle
8.2.2 Force Measurement
8.2.3 Repeatability Study
8.3 Dynamic Model Description
8.4 Iterative Learning Control
8.4.1 Theory
8.4.2 Simulation of the ILC
8.4.3 Experimental Results
8.4.4 Discussion
8.5 Experimental Showcase: Nonlinear Structure
8.5.1 System Description
8.5.2 Duffing Oscillator Minimal Model
8.5.3 Experimental Results
8.5.4 Discussion
8.6 Summary
References
9 Experimental Slug Flow-Induced Fluid -Structure Interaction of a Pressurized Flexible Pipe
9.1 Introduction
9.2 Experimental Procedure
9.2.1 Test Matrix Design
9.2.2 Experimental Setup
9.3 Results
9.3.1 Flow Entering Riser
9.3.2 Pipe Motion
9.4 Conclusion
References
10 Deep Learning-Based Pixel-Level Colonoscopy Analysis
10.1 Introduction
10.2 Methodology
10.3 Analysis
10.4 Conclusion
References
11 Design and Integration of a Hydroelastic Solver in the Dynamic Model of a Scaled Marine Hydrokinetic Kite
11.1 Introduction
11.2 Methods
11.2.1 Kite Dynamic Model
11.2.2 Hydroelastic Model
11.2.3 Hydroelastic Model Integration into the Kite Dynamic Model
11.3 Analysis and Discussion
11.4 Conclusions
References
12 A Simplified Finite Element Joint Model Updated with Experimental Modal Features
12.1 Introduction
12.2 Experimental Modal Tests
12.2.1 Experimental Setup
12.2.2 Experimental Procedures
12.2.3 Experimental Results
12.3 Finite Element Modeling
12.3.1 Baseline Model
12.3.2 Parameterized Joint Model
12.3.3 Mesh Convergence Study
12.4 Model Updating
12.4.1 Updating Parameters
12.4.2 Space-Filling for FE Model Simulations
12.4.3 FE Surrogate Model
12.4.4 Parameter Sensitivity Analysis
12.4.5 Bayesian Parameter Updating
12.5 Conclusions
12.6 Future Work
References
13 Efficient Methods for Flexibility Based Meso-scale Dynamic Modeling
13.1 Introduction
13.2 Analysis Framework
13.3 Results and Discussion
References
14 Micromechanics of Internal Frictions in Thermoplastic Composites Exposed to High-Frequency Vibrations
14.1 Introduction
14.2 Background
14.3 Analysis
14.4 Results
14.5 Conclusion
Appendix: Verification of the VCCT Model
References
15 Investigating Compressing Particle Damper Pockets in Beams Manufactured by Laser Powder Bed Fusion Additive Manufacturing
15.1 Introduction
15.2 Experiment Setup and Methodology
15.3 Results and Discussion
15.4 Conclusion
References
16 Additively Manufactured Component Characterization by Machine Learning from Resonance Inspection Techniques
16.1 Introduction
16.2 Background
16.3 Methodology
16.4 Analysis
16.5 Conclusion
References
17 Experimental Modal Analysis of an Additively Manufactured Model
17.1 Introduction
17.2 Methodology
17.2.1 Initial Concept 3.X Vehicle (IC3X)
17.2.2 Experimental Setup
17.2.2.1 Fiber Optical Strain Sensors
17.2.2.2 Experimental Modal Setup
17.2.3 Numerical Model
17.3 Results and Discussion
17.3.1 Updating the Young's Modulus of ABS
17.3.1.1 Geometry Update
17.3.2 Frequency Response Functions
17.4 Conclusion
References
18 Improving Dynamic Characteristics of Strain Gauge Load Cells Using Additive Manufacturing
18.1 Introduction
18.2 Design of the Load Cell Prototype
18.3 Static Calibration
18.4 Dynamic Characterization Experimental Setup
18.5 Dynamic Characterization Results
18.6 Conclusion
References
19 Niceclick: A New Frontier for Haptic Technologies
19.1 Introduction
19.2 State of the Art on Tactile Perception
19.3 Niceclick Device
19.3.1 The Tactilometer
19.4 Experimental Tests
19.4.1 Static Analysis
19.4.2 Dynamic Analysis
19.5 Niceclick Applications in Haptic Interfaces and Conclusions
References
20 Simultaneous Passive Vibration Attenuation and Energy Harvesting on a Fan-Folded Piezometaelastic Structure
20.1 Introduction
20.2 Theory Review
20.3 Fan-Folded Model Verification
20.4 Fanfolded Metastructure Analysis
20.5 Conclusion
References
21 Induction Motor Diagnostics Using Vibration and Motor Current Signature Analysis
21.1 Introduction
21.2 Experimental Setup
21.3 Results and Discussion
21.3.1 Rolling Element Bearing Faults
21.3.2 Motor with Airgap Eccentric Rotor
21.3.3 Mechanical Imbalance
21.3.4 Motor with Broken Rotor Bar
References
22 Application of Synchronous Averaging for Detecting Defects of a Gearbox
22.1 Introduction
22.2 Test Setup
22.3 Test Results
22.3.1 Time Domain
22.3.2 Frequency Domain
22.4 Summary and Remarks
References
23 A Time-Variant/Invariant Equivalence for the Transient Response of Rotor Blades in Resonance Crossing
23.1 Introduction
23.2 Mathematical Model
23.3 Multiple Scales Solution of the Problem
23.4 Discussion and Illustration
23.5 Conclusion
References

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