Journal ArticleDOI
Lamb wave frequency–wavenumber analysis and decomposition
Zhenhua Tian,Lingyu Yu +1 more
TLDR
In this paper, the authors used Lamb wave detection for detection of thin-walled structures due to their long propagation capability and sensitivity to a variety of different types of damage types.Abstract:
Lamb waves have shown great potentials in damage detection of thin-walled structures due to their long propagation capability and sensitivity to a variety of damage types. However, their practical ...read more
Citations
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Journal ArticleDOI
Guided wave based structural health monitoring: A review
TL;DR: In this paper, the authors provide a state-of-the-art review of guided wave based structural health monitoring (SHM) and highlight the future directions and open areas of research in guided wave-based SHM.
Journal ArticleDOI
Recent Advances in Piezoelectric Wafer Active Sensors for Structural Health Monitoring Applications
TL;DR: The characterization of PWAS materials shows that no significant change in the microstructure after exposure to high temperature and nuclear radiation, and the PWAS transducer can be used in harsh environments for structural health monitoring (SHM) applications.
Journal ArticleDOI
Physics-Informed Neural Network for Ultrasound Nondestructive Quantification of Surface Breaking Cracks
Khemraj Shukla,Patricio Clark Di Leoni,James L. Blackshire,Daniel Sparkman,George Em Karniadakis +4 more
TL;DR: An optimized physics-informed neural network trained to solve the problem of identifying and characterizing a surface breaking crack in a metal plate is introduced and shows a promising deep neural network model for ill-posed inverse problems.
Journal ArticleDOI
Modeling of nonlinear interactions between guided waves and fatigue cracks using local interaction simulation approach.
Yanfeng Shen,Carlos E. S. Cesnik +1 more
TL;DR: A parallel algorithm to model the nonlinear dynamic interactions between ultrasonic guided waves and fatigue cracks and the explicit contact formulation, the parallel algorithm, as well as the GPU-based implementation facilitate LISA's high computational efficiency over the conventional finite element method (FEM).
Journal ArticleDOI
Guided wave excitation and propagation in damped composite plates
Hanfei Mei,Victor Giurgiutiu +1 more
TL;DR: In this article, material damping is a critical parameter in selection of a particular wave mode for wave attenuation in composites, and it cannot be neglected in the selection of wave modes.
References
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Journal ArticleDOI
Delamination detection in composites through guided wave field image processing
Hoon Sohn,Debaditya Dutta,Jinyeol Yang,Hyun-Jun Park,Martin P. DeSimio,Steven E. Olson,Eric D. Swenson +6 more
TL;DR: In this paper, the feasibility of using a non-contact guided wave imaging system to detect hidden delamination in multi-layer composites was explored. But the authors focused on detecting the defect in the scanned area.
Journal ArticleDOI
A comb transducer model for guided wave NDE
TL;DR: In this article, the authors present a model and subsequent solution to a boundary value problem that can evaluate the source influence as a function of the comb transducer design parameters, along with an insight into future directions.
Journal ArticleDOI
Omnidirectional guided wave inspection of large metallic plate structures using an EMAT array
TL;DR: The design of an electromagnetic acoustic transducer (EMAT) array device for the inspection of large areas of metallic plate-like structures using the S/sub 0/ guided wave mode is described and the limitations of its operation are discussed.
Proceedings ArticleDOI
Frequency‐Wavenumber Domain Filtering for Improved Damage Visualization
TL;DR: In this paper, the authors present a technique for the analysis of full wavefield data in the wavenumber/frequency domain as an effective tool for damage detection, visualization and characterization.