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Pulsed infrared thermography for assessment of ultrasonic welds

Nondestructive Characterization and Monitoring of Advanced Materials, Aerospace, Civil Infrastructure, and Transportation XII, 2018
Battery packs are a critical component in electric vehicles. During pack assembly, the battery cell tab and busbar are ultrasonically welded. The properties of the welds ultimately affect battery pack durability. Quality inspection of these welds is important to ensure durable battery packs.
Ryan Sekol   +2 more
openaire   +2 more sources

Pulsed thermography and infrared reflectography: comparative results for underdrawing visualization in paintings

Applied Optics, 2022
Reflectographic analyses applied on paintings can be performed using cameras equipped with different detectors with different abilities in detecting and visualizing underdrawings, repainting, restorations, and other nonvisible information.
Melada J., Gargano M., Ludwig N.
openaire   +3 more sources

Detecting Delaminations in Semitransparent Glass Fiber Composite by Using Pulsed Infrared Thermography

Journal of Nondestructive Evaluation, 2020
Thanks to its good strength/mass ratio, a glass fibre reinforced plastic (GFRP) composite is a common material widely used in aviation, power production, automotive and other industries. In its turn, active infrared (IR) nondestructive testing (NDT) is a common inspection technique for detecting and characterizing structural defects in GFRP.
A. I. Moskovchenko   +4 more
openaire   +3 more sources

Pulsed infrared thermography to inspect the internal defects of composite insulators

2017 IEEE Electrical Insulation Conference (EIC), 2017
A non-destructive testing method for internal defects detection is desperately needed due to wide and increasing application of composite insulators in the power grid. In this study, a novel approach based on pulsed infrared thermography was investigated with the aim of testing and evaluating the state of composite insulators.
Lishuai Liu   +4 more
openaire   +2 more sources

Debonding defects detection of FMLs based on long pulsed infrared thermography technique

Infrared Physics & Technology, 2020
Abstract Fiber metal laminates (FMLs) are the popular materials in the fields of aerospace, automobile and rail transportation. In the process of preparation and service, the defects of matrix, fiber fracture and fiber matrix debonding are easily produced, which poses a threat to the safety of FMLs’ quality, performance and the operational safety of ...
Chiwu Bu   +3 more
openaire   +2 more sources

A new signal processing algorithm of pulsed infrared thermography

Infrared Physics & Technology, 2015
Abstract A new signal processing algorithm combining Markov and principal component analysis (PCA) algorithm, which was named as Markov–PCA algorithm, was proposed to process the pulsed infrared thermography. First, the image sequence was reconstructed using Markov algorithm, then the original complex data dimensionality was reduced using PCA ...
Qingju Tang   +4 more
openaire   +2 more sources

Electrical Pulsed Infrared Thermography and supervised learning for PV cells defects detection

Solar Energy Materials and Solar Cells, 2022
Chiwu Bu   +5 more
openaire   +2 more sources

Pulsed infrared thermography processing and defects edge detection using FCA and ACA

Infrared Physics & Technology, 2015
Abstract CFRP sheet with delamination defects was detected using pulsed infrared thermography. The principle of polynomial fitting the derivative time algorithm (FDA) and related coefficient algorithm (RCA) was described. A new polynomial fitting the derivative time-related coefficient algorithm (FCA) was formed by combining FDA and RCA, which ...
Liu Yuanlin   +5 more
openaire   +2 more sources

Nondestructive Detection of Mechanical Damages in Apples Using Pulsed Infrared Thermography

Russian Journal of Nondestructive Testing
Sen Wang   +4 more
openaire   +2 more sources

Algorithm analysis of defect depth for PVC plate with flat-bottomed holes in active pulsed infrared thermography

Measurement science and technology, 2023
Active infrared thermography (IRT) has been extensively employed in non-destructive testing in a wide variety of fields. It is capable of extracting defect information of tested object based on the infrared thermal image sequence.
Yi Gou   +4 more
semanticscholar   +1 more source

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