Cohesive fracture in composite systems: experimental setup and first results

Composite systems are widely used in many engineering applications for new structures and strengthening of existing ones. Within the structural rehabilitation of civil constructions, the plating technique of beams with Fiber Reinforced Polymer (FRP) represents a quick and optimal intervention with r...

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Main Authors: Valentino Paolo Berardi, Michele Perrella, Gabriele Cricrì
Format: Article
Language:English
Published: Gruppo Italiano Frattura 2019-02-01
Series:Fracture and Structural Integrity
Subjects:
Online Access:https://www.fracturae.com/index.php/fis/article/view/2330
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author Valentino Paolo Berardi
Michele Perrella
Gabriele Cricrì
author_facet Valentino Paolo Berardi
Michele Perrella
Gabriele Cricrì
author_sort Valentino Paolo Berardi
collection DOAJ
description Composite systems are widely used in many engineering applications for new structures and strengthening of existing ones. Within the structural rehabilitation of civil constructions, the plating technique of beams with Fiber Reinforced Polymer (FRP) represents a quick and optimal intervention with respect to traditional ones. The failure of these composite systems usually occurs due to the FRP debonding, which corresponds to a mode II fracture of concrete specimens. In this paper, a new experimental setup for investigating the mode II fracture behavior of FRP-concrete composite structures is presented. The test equipment consists of both conventional equipment and a non-contact optical technique, Digital Image Correlation (DIC), and the test system was realized at the Design Machine Laboratory of the University of Salerno. A preliminary test was performed and the corresponding results are shown and discussed.
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institution Kabale University
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publishDate 2019-02-01
publisher Gruppo Italiano Frattura
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series Fracture and Structural Integrity
spelling doaj-art-6e0db39cf11d44babd98f00ed16377db2025-01-03T01:03:06ZengGruppo Italiano FratturaFracture and Structural Integrity1971-89932019-02-011348Cohesive fracture in composite systems: experimental setup and first resultsValentino Paolo Berardi0Michele Perrella1Gabriele Cricrì2Department of Civil Engineering - University of SalernoDepartment of Industrial Engineering - University of SalernoDepartment of Industrial Engineering - University of SalernoComposite systems are widely used in many engineering applications for new structures and strengthening of existing ones. Within the structural rehabilitation of civil constructions, the plating technique of beams with Fiber Reinforced Polymer (FRP) represents a quick and optimal intervention with respect to traditional ones. The failure of these composite systems usually occurs due to the FRP debonding, which corresponds to a mode II fracture of concrete specimens. In this paper, a new experimental setup for investigating the mode II fracture behavior of FRP-concrete composite structures is presented. The test equipment consists of both conventional equipment and a non-contact optical technique, Digital Image Correlation (DIC), and the test system was realized at the Design Machine Laboratory of the University of Salerno. A preliminary test was performed and the corresponding results are shown and discussed.https://www.fracturae.com/index.php/fis/article/view/2330Composite systemsFiber Reinforced Polymer (FRP)DebondingMechanical testingDigital Image Correlation (DIC)
spellingShingle Valentino Paolo Berardi
Michele Perrella
Gabriele Cricrì
Cohesive fracture in composite systems: experimental setup and first results
Fracture and Structural Integrity
Composite systems
Fiber Reinforced Polymer (FRP)
Debonding
Mechanical testing
Digital Image Correlation (DIC)
title Cohesive fracture in composite systems: experimental setup and first results
title_full Cohesive fracture in composite systems: experimental setup and first results
title_fullStr Cohesive fracture in composite systems: experimental setup and first results
title_full_unstemmed Cohesive fracture in composite systems: experimental setup and first results
title_short Cohesive fracture in composite systems: experimental setup and first results
title_sort cohesive fracture in composite systems experimental setup and first results
topic Composite systems
Fiber Reinforced Polymer (FRP)
Debonding
Mechanical testing
Digital Image Correlation (DIC)
url https://www.fracturae.com/index.php/fis/article/view/2330
work_keys_str_mv AT valentinopaoloberardi cohesivefractureincompositesystemsexperimentalsetupandfirstresults
AT micheleperrella cohesivefractureincompositesystemsexperimentalsetupandfirstresults
AT gabrielecricri cohesivefractureincompositesystemsexperimentalsetupandfirstresults