Results 21 to 30 of about 61,541 (206)

Recent Progress in Infrared Thermal Imaging Nondestructive Testing Technology

Journal of Harbin University of Science and Technology, 2020
Infrared thermography is a new type of digital non destructive testing technology which has developed rapidly in recent years, because it has the advantages like convenient, efficient, intuitive, large detection area and long distance non contact ...
WEI Jia cheng, LIU Jun yan, HE Lin, WANG Yang, HE Yu   +4 more
doaj   +1 more source

Spatial Structure Analysis for Subsurface Defect Detection in Materials Using Active Infrared Thermography and Adaptive Fixed-Rank Kriging

Engineering Proceedings, 2023
The study focuses on reducing noise and nonstationary backgrounds in data collected through active infrared thermography (AIRT) for defect detection in materials.
Chun-Han Chang, Stefano Sfarra, Nan-Jung Hsu, Yuan Yao   +3 more
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Progress in Active Infrared Imaging for Defect Detection in the Renewable and Electronic Industries

Sensors, 2023
In recent years, infrared thermographic (IRT) technology has experienced notable advancements and found widespread applications in various fields, such as renewable industry, electronic industry, construction, aviation, and healthcare.
Xinfeng Zhao, Yangjing Zhao, Shunchang Hu, Hongyan Wang, Yuyan Zhang, Wuyi Ming   +5 more
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A Novel Infrared Thermography Sensing Approach for Rapid, Quantitative Assessment of Damage in Aircraft Composites

Sensors, 2020
The current necessity of the scientific and industrial community, for reduction of aircraft maintenance cost and duration, prioritizes the need for development of innovative nondestructive techniques enabling fast and reliable defect detection on ...
Spyridoula Farmaki, Dimitrios A. Exarchos, Ilias K. Tragazikis, Theodore E. Matikas, Konstantinos G. Dassios   +4 more
doaj   +1 more source

A Method of Defect Depth Estimation for Simulated Infrared Thermography Data with Deep Learning

Applied Sciences, 2020
Infrared thermography has already been proven to be a significant method in non-destructive evaluation since it gives information with immediacy, rapidity, and low cost. However, the thorniest issue for the wider application of IRT is quantification.
Qiang Fang, Xavier Maldague
doaj   +1 more source

Thermographic Inspection of Internal Defects in Steel Structures: Analysis of Signal Processing Techniques in Pulsed Thermography

Sensors, 2020
This study performed an experimental investigation on pulsed thermography to detect internal defects, the major degradation phenomena in several structures of the secondary systems in nuclear power plants as well as industrial pipelines.
Yoonjae Chung, Ranjit Shrestha, Seungju Lee, Wontae Kim   +3 more
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Detection and Characterization of Artificial Porosity and Impact Damage in Aerospace Carbon Fiber Composites by Pulsed and Line Scan Thermography

Applied Sciences, 2023
Nondestructive testing (NDT) of composite materials is of paramount importance to the aerospace industry. Several NDT methods have been adopted for the inspection of components during production and all through the aircraft service life, with infrared ...
Clemente Ibarra-Castanedo, Pierre Servais, Matthieu Klein, Thibault Boulanger, Alain Kinard, Sébastien Hoffait, Xavier P. V. Maldague   +6 more
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Emissivity Correction and Thermal Pattern Reconstruction in Eddy Current Pulsed Thermography

Sensors, 2023
Emissivity variations are one of the most critical challenges in thermography technologies; this is due to the temperature calculation strongly depending on emissivity settings for infrared signal extraction and evaluation.
Kongjing Li, Gui Yun Tian, Junaid Ahmed
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A Deep Learning Method for the Impact Damage Segmentation of Curve-Shaped CFRP Specimens Inspected by Infrared Thermography

Sensors, 2021
Advanced materials such as continuous carbon fiber-reinforced thermoplastic (CFRP) laminates are commonly used in many industries, mainly because of their strength, stiffness to weight ratio, toughness, weldability, and repairability.
Ziang Wei, Henrique Fernandes, Hans-Georg Herrmann, Jose Ricardo Tarpani, Ahmad Osman   +4 more
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Enhanced Infrared Image Processing for Impacted Carbon/Glass Fiber-Reinforced Composite Evaluation

Sensors, 2017
In this paper, an infrared pre-processing modality is presented. Different from a signal smoothing modality which only uses a polynomial fitting as the pre-processing method, the presented modality instead takes into account the low-order derivatives to ...
Hai Zhang, Nicolas P. Avdelidis, Ahmad Osman, Clemente Ibarra-Castanedo, Stefano Sfarra, Henrique Fernandes, Theodore E. Matikas, Xavier P. V. Maldague   +7 more
doaj   +1 more source