Characterization of mechanical damage in granite

This paper aims to illustrate the use of infrared thermography as a non-destructive and non-contact technique to observe the phenomenological manifestation of damage in granite under unconfined compression. It allows records and observations in real time of heat patterns produced by the dissipation...

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Main Authors: Minh-Phong Luong, Mehrdad Emami
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2014-01-01
Series:Fracture and Structural Integrity
Subjects:
Online Access:http://www.gruppofrattura.it/pdf/rivista/numero27/numero_27_art_5.pdf
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author Minh-Phong Luong
Mehrdad Emami
author_facet Minh-Phong Luong
Mehrdad Emami
author_sort Minh-Phong Luong
collection DOAJ
description This paper aims to illustrate the use of infrared thermography as a non-destructive and non-contact technique to observe the phenomenological manifestation of damage in granite under unconfined compression. It allows records and observations in real time of heat patterns produced by the dissipation of energy generated by plasticity. The experimental results show that this technique, which couples mechanical and thermal energy, can be used for illustrating the onset of damage mechanism by stress concentration in weakness zones.
format Article
id doaj-art-242b2e2c66614c37bd7f8982ef56a984
institution Kabale University
issn 1971-8993
1971-8993
language English
publishDate 2014-01-01
publisher Gruppo Italiano Frattura
record_format Article
series Fracture and Structural Integrity
spelling doaj-art-242b2e2c66614c37bd7f8982ef56a9842025-01-03T00:27:24ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89931971-89932014-01-01827384210.3221/IGF-ESIS.27.05Characterization of mechanical damage in graniteMinh-Phong Luong0Mehrdad Emami1LMS (Solids Mechanics Laboratory), Civil Engineering, Department of MechanicsLMS (Solids Mechanics Laboratory), Civil Engineering, Department of MechanicsThis paper aims to illustrate the use of infrared thermography as a non-destructive and non-contact technique to observe the phenomenological manifestation of damage in granite under unconfined compression. It allows records and observations in real time of heat patterns produced by the dissipation of energy generated by plasticity. The experimental results show that this technique, which couples mechanical and thermal energy, can be used for illustrating the onset of damage mechanism by stress concentration in weakness zones.http://www.gruppofrattura.it/pdf/rivista/numero27/numero_27_art_5.pdfDifferential thermographyIntrinsic dissipationMechanical damage in granite
spellingShingle Minh-Phong Luong
Mehrdad Emami
Characterization of mechanical damage in granite
Fracture and Structural Integrity
Differential thermography
Intrinsic dissipation
Mechanical damage in granite
title Characterization of mechanical damage in granite
title_full Characterization of mechanical damage in granite
title_fullStr Characterization of mechanical damage in granite
title_full_unstemmed Characterization of mechanical damage in granite
title_short Characterization of mechanical damage in granite
title_sort characterization of mechanical damage in granite
topic Differential thermography
Intrinsic dissipation
Mechanical damage in granite
url http://www.gruppofrattura.it/pdf/rivista/numero27/numero_27_art_5.pdf
work_keys_str_mv AT minhphongluong characterizationofmechanicaldamageingranite
AT mehrdademami characterizationofmechanicaldamageingranite