Automatic detection of CFRP subsurface defects via thermal signals in long pulse and lock-in thermography

X Cheng, P Chen, Z Wu, M Cech… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Thermography is widely used to detect delamination defects in carbon fiber-reinforced
plastics (CFRPs). This article proposes a model to detect defects automatically by extracting …

Defect imaging in carbon fiber composites by acoustic shearography

L Zhang, ZW Tham, YF Chen, CY Tan, F Cui… - … Science and Technology, 2022 - Elsevier
Carbon fiber reinforced polymer (CFRP) composites are increasingly used in aerospace,
automobile, marine and power industries due to its good mechanical strength and low …

On the application of an optimized Frequency-Phase Modulated waveform for enhanced infrared thermal wave radar imaging of composites

S Hedayatrasa, G Poelman, J Segers… - Optics and Lasers in …, 2021 - Elsevier
Abstract Thermal Wave Radar (TWR) imaging employs the concept of pulse compression in
order to obtain an increased probing depth and depth resolution in infrared thermographic …

Depth resolved pulse compression favourable frequency modulated thermal wave imaging for quantitative characterization of glass fibre reinforced polymer

A Rani, R Mulaveesala - Infrared Physics & Technology, 2020 - Elsevier
InfraRed Thermography is an expeditiously growing non-destructive testing and evaluation
technique widely used to estimate the subsurface defect details in fibre reinforced polymer …

Double active transient thermography

MA Machado, MI Silva, AP Martins, MS Carvalho… - NDT & E …, 2022 - Elsevier
This paper presents an innovative variant of the Active Transient Thermography (ATT),
designated Double Active Transient Thermography (DATT), where the component inspected …

LFM-Chirp-Square pulse-compression thermography for debonding defects detection in honeycomb sandwich composites based on THD-processing technique

G Liu, W Gao, W Liu, J Xu, R Li… - Nondestructive Testing and …, 2024 - Taylor & Francis
ABSTRACT Honeycomb Sandwich Composites (HSCs) have been widely used in
aerospace and aircraft industries because of their high temperature and corrosion …

Compression of pulsed infrared thermography data with unsupervised learning for nondestructive evaluation of additively manufactured metals

X Zhang, J Saniie, S Bakhtiari, A Heifetz - IEEE Access, 2022 - ieeexplore.ieee.org
Additive manufacturing (AM) of high-strength metals, which is typically based on laser
powder bed fusion (LPBF), can introduce microscopic pores in the AM metal. Pulsed Infrared …

Nondestructive detection of CFRP subsurface defects using transient lock-in thermography

Z Luo, H Wang, Y Huang, P Shen, E Zheng… - Journal of Thermal …, 2024 - Springer
In this paper, transient lock-in (TLI) thermography is used as a nondestructive inspection
technique to detect the subsurface defects in carbon fiber reinforced polymer (CFRP) …

Interfacial debonding detection of steel beams reinforced by CFRP plates based on percussion method

W Wu, J Jiang, Y Chen, H Li - Smart Materials and Structures, 2023 - iopscience.iop.org
Steel structure reinforced engineering makes extensive use of carbon fiber reinforced plastic
(CFRP) plates. Although it happens frequently, the interfacial debonding of CFRP plate …

Research on the detection of silica/phenolic composite surface cracks using instantaneous high-power xenon lamp-induced chirp-pulsed radar thermography

X Meng, F Wang, Z Liang, X Zhang, J Weng, Z Li, J Liu… - Measurement, 2023 - Elsevier
In this present study, the high-power instantaneous xenon lamp-induced chirp-pulsed radar
thermography was introduced to detect the surface crack of the silicon/phenolic composite …