Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin

The article presents the method of identifying surface damage by measuring changes in resistance in graphitebased sensing skin. The research focused on analysis of conductivity anomalies caused by surface damage. Sensitivity maps obtained with Finite Element Method (FEM) in conjunction with the anal...

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Main Authors: Marek Stepnowski, Daniel Janczak, Małgorzata Jakubowska, Paweł Pyrzanowski
Format: Article
Language:English
Published: Polish Academy of Sciences 2022-06-01
Series:Metrology and Measurement Systems
Subjects:
Online Access:https://journals.pan.pl/Content/123579/PDF/a08.pdf
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author Marek Stepnowski
Daniel Janczak
Małgorzata Jakubowska
Paweł Pyrzanowski
author_facet Marek Stepnowski
Daniel Janczak
Małgorzata Jakubowska
Paweł Pyrzanowski
author_sort Marek Stepnowski
collection DOAJ
description The article presents the method of identifying surface damage by measuring changes in resistance in graphitebased sensing skin. The research focused on analysis of conductivity anomalies caused by surface damage. Sensitivity maps obtained with Finite Element Method (FEM) in conjunction with the analytical damage model were used to build the coating evaluation algorithm. The experiment confirmed the ability of this method to identify a single elliptical-shape damage. Eight electrodes were enough to locate the damage that covered about 0.1‰ of the examined area. The proposed algorithm can prove useful in simple applications for surface condition monitoring. It can be implemented wherever it is possible to apply a thin layer of conductor to a non-conductive surface.
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spelling doaj.art-10ed7f5cb88844c9a4b3c434bc17ce662022-12-22T02:48:21ZengPolish Academy of SciencesMetrology and Measurement Systems2300-19412022-06-01vol. 29No 2347360https://doi.org/10.24425/mms.2022.140037Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skinMarek Stepnowski0Daniel Janczak1Małgorzata Jakubowska2Paweł Pyrzanowski3https://orcid.org/0000-0003-1015-7645Warsaw University of Technology, Institute of Aeronautics and Applied Mechanics, Nowowiejska 24, 00-665 Warsaw, PolandWarsaw University of Technology, Institute of Metrology and Biomedical Engineering, Sw. Andrzeja Boboli 8, 02-525 Warsaw, PolandWarsaw University of Technology, Institute of Metrology and Biomedical Engineering, Sw. Andrzeja Boboli 8, 02-525 Warsaw, PolandWarsaw University of Technology, Institute of Aeronautics and Applied Mechanics, Nowowiejska 24, 00-665 Warsaw, PolandThe article presents the method of identifying surface damage by measuring changes in resistance in graphitebased sensing skin. The research focused on analysis of conductivity anomalies caused by surface damage. Sensitivity maps obtained with Finite Element Method (FEM) in conjunction with the analytical damage model were used to build the coating evaluation algorithm. The experiment confirmed the ability of this method to identify a single elliptical-shape damage. Eight electrodes were enough to locate the damage that covered about 0.1‰ of the examined area. The proposed algorithm can prove useful in simple applications for surface condition monitoring. It can be implemented wherever it is possible to apply a thin layer of conductor to a non-conductive surface.https://journals.pan.pl/Content/123579/PDF/a08.pdfsensing skindamagedetectionalgorithmert
spellingShingle Marek Stepnowski
Daniel Janczak
Małgorzata Jakubowska
Paweł Pyrzanowski
Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
Metrology and Measurement Systems
sensing skin
damage
detection
algorithm
ert
title Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
title_full Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
title_fullStr Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
title_full_unstemmed Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
title_short Surface damage assessment by analysis of electrical resistance changes in graphite-based sensing skin
title_sort surface damage assessment by analysis of electrical resistance changes in graphite based sensing skin
topic sensing skin
damage
detection
algorithm
ert
url https://journals.pan.pl/Content/123579/PDF/a08.pdf
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AT danieljanczak surfacedamageassessmentbyanalysisofelectricalresistancechangesingraphitebasedsensingskin
AT małgorzatajakubowska surfacedamageassessmentbyanalysisofelectricalresistancechangesingraphitebasedsensingskin
AT pawełpyrzanowski surfacedamageassessmentbyanalysisofelectricalresistancechangesingraphitebasedsensingskin