Defect depth determination in laser infrared thermography based on LSTM-RNN

Q Wang, Q Liu, R Xia, G Li, J Gao, H Zhou… - IEEE Access, 2020 - ieeexplore.ieee.org
Carbon fiber reinforced polymer (CFRP) has been increasingly used in aviation industry
since it significantly enhances the performance of aircraft. However, imperfections inside the …

Monitoring the curing process of epoxy adhesive using ultrasound and Lamb wave dispersion curves

E Wojtczak, M Rucka - Mechanical Systems and Signal Processing, 2021 - Elsevier
Monitoring the stiffness of adhesives is a crucial issue when considering the durability and
strength of adhesive joints. While there are many studies conducted on specimens made …

A method of defect depth recognition in active infrared thermography based on GRU networks

L Xu, J Hu - Applied Sciences, 2021 - mdpi.com
Active infrared thermography (AIRT) is a significant defect detection and evaluation method
in the field of non-destructive testing, on account of the fact that it promptly provides visual …

Use of line laser scanning thermography for the defect detection and evaluation of composite material

Y Li, Y Song, Z Yang, X Xie - Science and Engineering of Composite …, 2022 - degruyter.com
The line laser scanning thermography was applied for the defect detection and evaluation of
composite material in this work, which was carried out by the following procedures. First, a …

Research on crack visualization method for dynamic detection of eddy current thermography

M He, J Li, Y Zhang, W Li - NDT & E International, 2020 - Elsevier
Defect visualization method plays an important role in eddy current thermography. However,
there is no effective visualization method for dynamic detection of eddy current …

Development of an inline non-destructive monitoring method for ultrasonically welded seams during a continuous joining process

H Saeed, K Pietsch, S Asnafi… - … of Engineered Fibers …, 2024 - journals.sagepub.com
The welding manufacturing process is increasingly being used as an alternative joining
method to sewing for functional textiles including for medical and protective wear, high …

Structural monitoring of adhesive joints using machine learning

AFG Tenreiro, GMF Ramalho, AM Lopes… - Advances in Structural …, 2023 - Elsevier
Structural adhesive joints are widely used in the joining of mechanical structures where
legislation and standards require strict monitoring of damage. Traditional nondestructive …

Infrared nondestructive detection of defective visible-reflective solder joints in solenoid coil connectors

Z Dong, F Oviedo-Tolentino… - Advances in …, 2022 - journals.sagepub.com
Nondestructive infrared detection of solder defects in solenoid coil connectors was
investigated. A detailed experimental setup and a meticulous and repeatable experimental …

Experimental characterization of an active infrared thermography heat source

B Giron-Palomares… - Journal of Heat …, 2021 - asmedigitalcollection.asme.org
Accurate knowledge of the heat flux characteristics provided by optical heat sources of long
heating time nondestructive infrared thermography techniques is essential to determine the …

[PDF][PDF] Detection of internal defects in CFRP composites by Eddy Current Thermography

W Swiderski, P Hlosta - Proc. of the 2020 Int. Conf. on Quantitative InfraRed …, 2020 - ndt.net
The paper presents selected results of defect detection in a multilayer CFRP composite
structure. The tests were carried out on a sample consisting of three plates made of CFRP …