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SI: New Trends in Structural Health Monitoring Views: 445 Downloads: 387 Vol. 18, No. 70 (2024) August 19, 2024 pp. 177-191

Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling

Vladimir Vavilov, Arsenii Chulkov, Alexey Moskovchenko

The paper describes the implementation of 3D numerical simulation in machine learning models used in infrared thermographic nondestructive testing. The enhancement of generalizability of such models emerges as a decisive factor for…

10.3221/IGF-ESIS.70.10Copy the DOI link

Details: Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling PDF Visual Abstract

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Miscellanea Views: 971 Downloads: 519 Vol. 9, No. 34 (2015) September 29, 2015

Defect detection of wire rope for oil well based on adaptive angle

Zhang Jijun, Meng Xiangqing

This paper uses a digital image processing method which is based on texture feature of steel cable to detect the fracture of steel wire. At first, it uses a modified homomorphic filtering method to eliminate environment heterogeneous…

10.3221/IGF-ESIS.34.65Copy the DOI link

Details: Defect detection of wire rope for oil well based on adaptive angle PDF

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Miscellanea Views: 828 Downloads: 488 Vol. 8, No. 28 (2014) March 31, 2014 pp. pages 32-41

Quantitative estimating size of deep defects in multi-layered structures from eddy current NDT signals using improved ant colony algorithm

Bo Ye, Ming Li, Gefei Qiu, Jun Dong, Fang Zeng

Detection and quantitative estimation of deep defects in multi-layered structures is an essential task in a range of technological applications, such as maintaining the integrity of structures, enhancing the safety of aging aircraft, and…

10.3221/IGF-ESIS.28.04Copy the DOI link

Details: Quantitative estimating size of deep defects in multi-layered structures from eddy current NDT signals using improved ant colony algorithm PDF

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 918 Downloads: 677 Vol. 17, No. 65 (2023) June 22, 2023 pp. 74-87

Influence of Internal Technological Defects on the Mechanical Properties of Structural CFRP

Dmitriy Lobanov, Stanislav Slovikov, Ekaterina Lunegova

The use of carbon-fiber composite materials (CFRP) in critical cases implies an increase in the resistance to the stability of their mechanical properties. For the purpose of in-depth analysis of defects in the experiments, an integrated…

10.3221/IGF-ESIS.65.06Copy the DOI link

Details: Influence of Internal Technological Defects on the Mechanical Properties of Structural CFRP PDF Visual Abstract

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Miscellanea Views: 1,625 Downloads: 527 Vol. 10, No. 38 (2016) October 3, 2016 pp. Pages 205-214

Multi-purpose fatigue sensor. Part 2. Physical backgrounds for damages accumulation and parameters of their assessment

M.V. Karuskevich, S.R. Ignatovich, T.P. Maslak, A. Menou, P.?. Maruschak, S.V. Panin, F. Berto

The characteristic informative parameters for defect detection to be used in fatigue sensors have been established. Their development is interpreted in terms of scale levels of deformation and fracture. Damage accumulation of the sensor’s…

10.3221/IGF-ESIS.38.28Copy the DOI link

Details: Multi-purpose fatigue sensor. Part 2. Physical backgrounds for damages accumulation and parameters of their assessment PDF

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Miscellanea Views: 1,529 Downloads: 580 Vol. 12, No. 43 (2018) December 29, 2017 pp. Pages 231-240

A numerical and experimental study through laser thermography for defect detection on metal additive manufactured parts

N. Montinaro, D. Cerniglia, G. Pitarresi

Additive manufacturing has been recently employed in industrial sectors with the fundamental requirement for zero defect parts. Technological developments in additive manufacturing notwithstanding, there continues to be a scarcity of…

10.3221/IGF-ESIS.43.18Copy the DOI link

Details: A numerical and experimental study through laser thermography for defect detection on metal additive manufactured parts PDF

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Impact & Dynamics Views: 1,325 Downloads: 673 Vol. 16, No. 61 (2022) June 19, 2022 pp. 461-472

Locating and Quantifying Necking in Piles Through Numerical Simulation of PIT

Tarek Salem, Atef Eraky, Abdalla Elmesallamy

Defects of concrete piles can occur at any point during the construction of piles. Most common types of pile integrity issues are; presence of voids, inconsistency in concrete mix, entrapped groundwater or slurry, and geometric…

10.3221/IGF-ESIS.61.30Copy the DOI link

Details: Locating and Quantifying Necking in Piles Through Numerical Simulation of PIT PDF Visual Abstract

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SI: Fracture Mechanics versus Environment Views: 884 Downloads: 456 Vol. 13, No. 49 (2019) June 9, 2019 pp. 291-301

Detection and diagnosis of fault bearing using wavelet packet transform and neural network

Said DJABALLAH, Kamel Meftah, Khaled Khelil, Mohsein Tedjini, Lakhdar Sedira

Bearings, considered crucial components in rotating machinery, are widely used in the industry. Bearing status monitoring has become an essential step in the deployment of preventive maintenance policy. This work is part of the diagnosis…

10.3221/IGF-ESIS.49.29Copy the DOI link

Details: Detection and diagnosis of fault bearing using wavelet packet transform and neural network PDF Visual Abstract

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Miscellanea Views: 619 Downloads: 541 Vol. 10, No. 38 (2016) pp. Pages 392-398

Numerical study of the response of dynamic parameters to defects in composite structures

Grigorii S. Serovaev, Valery P. Matveenko

The purpose of this work is to study three different models of delamination in composite plate (the free mode model, the constrained model and the contact model) and applicability of this models to the vibrational method of damage…

10.3221/IGF-ESIS.38.48Copy the DOI link

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Fracture Views: 746 Downloads: 589 Vol. 17, No. 66 (2023) September 27, 2023 pp. 207-219

Crack identification in plates-type structures using natural frequencies coupled with successful history-based adaptive differential evolution algorithm

Brihmat Chahira, Nasreddine Amoura, Samir Lecheb, Hocine Kebir, Mohamed Abdessamed Ait Chikh, Bassima Tablit

In this study, a new approach, for identification and characterization of straight cracks in plates-like structures, is presented. The finite element method using a commercial software (Abaqus)is coupled with successful history-based…

10.3221/IGF-ESIS.66.13Copy the DOI link

Details: Crack identification in plates-type structures using natural frequencies coupled with successful history-based adaptive differential evolution algorithm PDF Visual Abstract

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