Numerical study of eddy current by Finite Element Method for cracks detection in structures

In this paper, we try to use the finite element method of 2-D axisymmetry to solve problems in eddy current testing problems where the main idea is detecting crack's shape using the NDT-EC. Results are given for a simple eddy current problem using the finite element method as a tool to control...

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Main Authors: S. Harzallah, M. Chabaat, K. Chabane
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2016-12-01
Series:Fracture and Structural Integrity
Subjects:
Online Access:https://www.fracturae.com/index.php/fis/article/view/1839
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author S. Harzallah
M. Chabaat
K. Chabane
author_facet S. Harzallah
M. Chabaat
K. Chabane
author_sort S. Harzallah
collection DOAJ
description In this paper, we try to use the finite element method of 2-D axisymmetry to solve problems in eddy current testing problems where the main idea is detecting crack's shape using the NDT-EC. Results are given for a simple eddy current problem using the finite element method as a tool to control cracks and defects in materials and eventually, to study their propagation as well as their shape classification. These latest can be described as the task of reconstructing the cracks and damage in a tube’s profile of an inspected specimen in order to estimate its material properties. This is accomplished by inverting eddy current probe impedance measurements which are recorded as a function of probe position. This approach has been used in the aircraft industry to control cracks. Besides, it makes it possible to highlight the defects of parts while preserving the integrity of the controlled products.
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institution Kabale University
issn 1971-8993
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publisher Gruppo Italiano Frattura
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series Fracture and Structural Integrity
spelling doaj-art-3cee5d60e48946f9a12c268532953d0f2025-01-03T00:39:47ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89932016-12-011139Numerical study of eddy current by Finite Element Method for cracks detection in structuresS. HarzallahM. ChabaatK. ChabaneIn this paper, we try to use the finite element method of 2-D axisymmetry to solve problems in eddy current testing problems where the main idea is detecting crack's shape using the NDT-EC. Results are given for a simple eddy current problem using the finite element method as a tool to control cracks and defects in materials and eventually, to study their propagation as well as their shape classification. These latest can be described as the task of reconstructing the cracks and damage in a tube’s profile of an inspected specimen in order to estimate its material properties. This is accomplished by inverting eddy current probe impedance measurements which are recorded as a function of probe position. This approach has been used in the aircraft industry to control cracks. Besides, it makes it possible to highlight the defects of parts while preserving the integrity of the controlled products.https://www.fracturae.com/index.php/fis/article/view/1839Non destructive testingSensor eddy currentsDifferential modeStress intensity factor
spellingShingle S. Harzallah
M. Chabaat
K. Chabane
Numerical study of eddy current by Finite Element Method for cracks detection in structures
Fracture and Structural Integrity
Non destructive testing
Sensor eddy currents
Differential mode
Stress intensity factor
title Numerical study of eddy current by Finite Element Method for cracks detection in structures
title_full Numerical study of eddy current by Finite Element Method for cracks detection in structures
title_fullStr Numerical study of eddy current by Finite Element Method for cracks detection in structures
title_full_unstemmed Numerical study of eddy current by Finite Element Method for cracks detection in structures
title_short Numerical study of eddy current by Finite Element Method for cracks detection in structures
title_sort numerical study of eddy current by finite element method for cracks detection in structures
topic Non destructive testing
Sensor eddy currents
Differential mode
Stress intensity factor
url https://www.fracturae.com/index.php/fis/article/view/1839
work_keys_str_mv AT sharzallah numericalstudyofeddycurrentbyfiniteelementmethodforcracksdetectioninstructures
AT mchabaat numericalstudyofeddycurrentbyfiniteelementmethodforcracksdetectioninstructures
AT kchabane numericalstudyofeddycurrentbyfiniteelementmethodforcracksdetectioninstructures