Damage imaging of composite structures using multipath scattering Lamb waves
Sign Up to like & getrecommendations! Published in 2019 at "Composite Structures"
DOI: 10.1016/j.compstruct.2019.03.008
Abstract: Abstract The application prospect of a permanently installed structural health monitoring (SHM) system for composite structural prognosis may be determined by the reliability, cost and the added weight of the system. In this paper, we… read more here.
Keywords: composite structures; damage imaging; scattering lamb; multipath ... See more keywords
Baseline-Free Damage Imaging Algorithm Using Spatial Frequency Domain Virtual Time Reversal
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2021.3124924
Abstract: Structural health monitoring (SHM) techniques are widely used in industry applications to guarantee the integrity of several types of components. Ultrasonic guided wave (GW) methods for damage imaging typically use baseline signals from the undamaged… read more here.
Keywords: virtual time; time; baseline free; damage ... See more keywords
Damage Imaging in Composite Laminates Using Broadband Multipath Lamb Waves
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3217866
Abstract: This article presents a broadband multipath Lamb wave imaging method, which separates, interprets, and exploits echoes and reverberations in Lamb wave response for damage detection and localization in composite structures. In that method, a typical… read more here.
Keywords: broadband multipath; damage imaging; multipath lamb;
Polar Coordinate for Damage Imaging of Adhesively Bonded Plates Using Ultrasonic Guided Waves and Laser Doppler Vibrometer Measurements
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3267528
Abstract: Wavefield measurements by a scanning laser Doppler vibrometer (LDV) are generally carried out in a Cartesian coordinate. As a piezoelectric transducer generates Lamb waves following radial paths, the use of a polar coordinate can be… read more here.
Keywords: doppler vibrometer; damage imaging; coordinate; adhesively bonded ... See more keywords
Double-Stage DMAS With Fresnel Zone Filtering in Guided Waves Damage Imaging
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2022.3162323
Abstract: Digital beamforming methods in plate-like structures are widely exploited for Lamb waves-based damage imaging. Among them, the delay and sum (DAS) imaging technique is the most popular thanks to its low-computational cost and ease of… read more here.
Keywords: dmas; double stage; fresnel zone; damage ... See more keywords
Damage imaging of concrete wall-like structures using cylindrical concrete implantable module
Sign Up to like & getrecommendations! Published in 2022 at "Structural Health Monitoring"
DOI: 10.1177/14759217221114914
Abstract: In this study, an implantable array-based sensing technique for damage imaging of concrete wall-like structures was developed. Unlike conventional concrete damage imaging methods that require several distributive transducers instrumented in the detection structure, the proposed… read more here.
Keywords: like structures; concrete wall; damage; damage imaging ... See more keywords
Subsurface impact damage imaging for composite structures using 3D digital image correlation
Sign Up to like & getrecommendations! Published in 2023 at "Structural Health Monitoring"
DOI: 10.1177/14759217231172297
Abstract: An integrated system is proposed to visualize subsurface barely visible impact damage (BVID) in composite structures using three-dimensional (3D) digital image correlation (3D DIC). This system uses a pair of digital cameras to record video… read more here.
Keywords: system; damage; camera; damage imaging ... See more keywords
Damage Imaging in Lamb Wave-Based Inspection of Adhesive Joints
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.3390/app8040522
Abstract: Adhesive bonding has become increasingly important in many industries. Non-destructive inspection of adhesive joints is essential for the condition assessment and maintenance of a structure containing such joints. The aim of this paper was the… read more here.
Keywords: damage imaging; inspection adhesive; imaging lamb; damage ... See more keywords