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dc.creatorBushpalli, S.es
dc.creatorZumaquero Bernal, Patricia Lucíaes
dc.creatorLópez Romano, Bernardoes
dc.creatorGraciani Díaz, Enriquees
dc.date.accessioned2024-05-02T14:30:05Z
dc.date.available2024-05-02T14:30:05Z
dc.date.issued2024-06
dc.identifier.citationBushpalli, S., Zumaquero Bernal, P.L., López-Romano, B. y Graciani, E. (2024). A simple stress-based failure criterion for predicting unfolding failure. Composites Part A: Applied Science and Manufacturing, 181, 108139. https://doi.org/10.1016/j.compositesa.2024.108139.
dc.identifier.issn1359-835Xes
dc.identifier.issn1878-5840es
dc.identifier.urihttps://hdl.handle.net/11441/157467
dc.descriptionThis is an open access article under the CC BY license.es
dc.description.abstractCorners of highly curved composite laminates experience unfolding failure when they are loaded under opening bending moments. This work provides a comprehensive experimental test campaign and a detailed stress analysis to gain insight into the different failure mechanisms occurring in curved CFRP laminates made from three different thermoset materials. Two distinct failure mechanisms are observed: firstly, traditional unfolding failure, occurring in unidirectional curved composite laminates exhibiting pure interlaminar delamination associated to the maximum interlaminar stresses in the curved region and, secondly, induced unfolding failure occurring in multi-directional curved composite laminates, where the failure is assumed to be originated from intralaminar matrix cracks which, under the presence of high interlaminar stresses, further propagate as an interlaminar delamination. A simple stress-based failure criterion is proposed to predict the unfolding failure load which provides a fairly good agreement with the experimental results in all cases.es
dc.formatapplication/pdfes
dc.format.extent14 p.es
dc.language.isoenges
dc.publisherElsevier Ltd.es
dc.relation.ispartofComposites Part A: Applied Science and Manufacturing, 181, 108139.
dc.rightsAtribución 4.0 Internacional*
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/*
dc.subjectDelaminationes
dc.subjectMechanical propertieses
dc.subjectStrengthes
dc.subjectUnfolding failurees
dc.titleA simple stress-based failure criterion for predicting unfolding failurees
dc.typeinfo:eu-repo/semantics/articlees
dc.type.versioninfo:eu-repo/semantics/publishedVersiones
dc.rights.accessRightsinfo:eu-repo/semantics/openAccesses
dc.contributor.affiliationUniversidad de Sevilla. Departamento de Mecánica de Medios Continuos y Teoría de Estructurases
dc.relation.projectIDMAT2015-71309-Pes
dc.relation.projectID861061es
dc.relation.publisherversionhttps://www.sciencedirect.com/science/article/pii/S1359835X24001362?via%3Dihubes
dc.identifier.doi10.1016/j.compositesa.2024.108139es
dc.contributor.groupUniversidad de Sevilla. TEP131: Grupo de Elasticidad y Resistencia de Materialeses
dc.journaltitleComposites Part A: Applied Science and Manufacturinges
dc.publication.volumen181es
dc.publication.initialPage108139es
dc.contributor.funderMinisterio de Economía y Competitividad (MINECO). Españaes
dc.contributor.funderEuropean Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER)es

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