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    Por favor, use este identificador para citar o enlazar este ítem: http://hdl.handle.net/10259/8003

    Título
    Raw-crushed wind-turbine blade: Waste characterization and suitability for use in concrete production
    Autor
    Revilla Cuesta, VíctorAutoridad UBU Orcid
    Skaf Revenga, MartaAutoridad UBU Orcid
    Ortega López, VanesaAutoridad UBU Orcid
    Manso Villalaín, Juan ManuelAutoridad UBU Orcid
    Publicado en
    Resources, Conservation and Recycling. 2023, V. 198, 107160
    Editorial
    Elsevier
    Fecha de publicación
    2023-11
    ISSN
    0921-3449
    DOI
    10.1016/j.resconrec.2023.107160
    Résumé
    Many of the first wind-turbine installations are reaching the end of their useful life, so their blades have to be replaced. Inexpensive, sustainable, and straightforward recycling solutions are therefore needed. The conversion of turbine blades into raw materials for concrete solutions is proposed in this paper, through a novel recycling process entailing non-selective cutting, crushing, and sieving of the blade walls, without component separation. The material, Raw-Crushed Wind-Turbine Blade (RCWTB), consists of fiberglass-composite fibers, polyurethane, and balsa-wood particles. It serves as concrete fibers and aggregates, according to its physical and microscopic characterizations. A customized concrete mix design and a five-stage mixing procedure with up to 6% RCWTB achieved suitable workability levels. The compressive strength of the RCWTB concrete was 40 MPa, and it had a higher load-bearing capacity and a lower carbon footprint than ordinary concrete. The results encourage research on the overall performance of RCWTB concretes.
    Palabras clave
    Wind-turbine blade
    Recycling
    Waste characterization
    Concrete desing
    Workability and mixing process
    Compressive behavior
    Materia
    Ingeniería civil
    Civil engineering
    Materiales de construcción
    Building materials
    URI
    http://hdl.handle.net/10259/8003
    Versión del editor
    https://doi.org/10.1016/j.resconrec.2023.107160
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    Documento(s) sujeto(s) a una licencia Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 Internacional
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    Revilla-rcr_2023.pdf
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