Non contact inspection of the fatigue damage state of carbon fiber reinforced polymer by optical surface roughness measurements

Zuluaga Ramírez, Pablo, Frövel, Malte, Belenguer, Tomás and Salazar Bloise, Félix José ORCID: https://orcid.org/0000-0003-2157-4380 (2015). Non contact inspection of the fatigue damage state of carbon fiber reinforced polymer by optical surface roughness measurements. "Ndt & e International", v. 70 ; pp. 22-28. ISSN 0963-8695. https://doi.org/10.1016/j.ndteint.2014.12.003.

Descripción

Título: Non contact inspection of the fatigue damage state of carbon fiber reinforced polymer by optical surface roughness measurements
Autor/es:
Tipo de Documento: Artículo
Título de Revista/Publicación: Ndt & e International
Fecha: Marzo 2015
ISSN: 0963-8695
Volumen: 70
Materias:
ODS:
Escuela: E.T.S.I. Minas (UPM) [antigua denominación]
Departamento: Física Aplicada [hasta 2014]
Licencias Creative Commons: Reconocimiento - Sin obra derivada - No comercial

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Resumen

This work presents the evaluation of a new non-contact technique to assess the fatigue damage state of CFRP structures by measuring surface roughness parameters. Surface roughness and stiffness degradation have been measured in CFRP coupons cycled with constant amplitude loads, and a Pearson?s correlation of 0.79 was obtained between both variables. Results suggest that changes on the surface roughness measured in strategic zones of components made of the evaluated CFRP, could be indicative of the level of damage due to fatigue loads. This methodology could be useful for other FRP due to similarities in the fatigue damage process.

Más información

ID de Registro: 40826
Identificador DC: https://oa.upm.es/40826/
Identificador OAI: oai:oa.upm.es:40826
URL Portal Científico: https://portalcientifico.upm.es/es/ipublic/item/5491486
Identificador DOI: 10.1016/j.ndteint.2014.12.003
URL Oficial: http://www.sciencedirect.com/science/article/pii/S...
Depositado por: Memoria Investigacion
Depositado el: 24 Jun 2016 09:04
Ultima Modificación: 12 Nov 2025 00:00