Exploració per tema "Composites"
Ara es mostren els items 21-40 de 78
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Development of preform concepts to optimise local load transfer points for a space application, validated in a resin transfer moulding technology
(Universitat Politècnica de Catalunya, 2012-11-28)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorThe objective of the thesis is to develop new design concepts or dry textile preforms, which are implemented in a new concept to enhance the performance of a local load transfer point, the T-joint. Therefore, the present ... -
Disseny d'un carenat de motocicleta elèctrica de competició
(Universitat Politècnica de Catalunya, 2023-05-18)
Treball Final de Grau
Accés restringit per decisió de l'autorActualment estem vivint en una època que s’està produint un moviment on molts sectors aposten per la sostenibilitat, com és el cas de l’automobilístic. Aquest treball neix amb l’objectiu de dissenyar un carenat de motocicleta ... -
Durability of FRP immersed in water. Changes in mechanical properties
(Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2020)
Text en actes de congrés
Accés restringit per política de l'editorialFibre Reinforced Polymers (FRP) have been widely used to strengthened construction structural elements in the last years because of their mechanical pros. However, the durability of these materials is always controversial. ... -
Effective medium theories for nanocomposite characterization
(2021-05-13)
Comunicació de congrés
Accés obert -
Effective simulation of the mechanics of longitudinal tensile failure of unidirectional polymer composites
(Springer, 2017-12)
Article
Accés obertAn efficient computational model to simulate tensile failure of both hybrid and non-hybrid composite materials is proposed. This model is based on the spring element model, which is extended to a random 2D fibre packing. ... -
Evolution of interfacial shear strength and mean intrinsic single strength in biobased composites from bio-polyethylene and thermo-mechanical pulp- corn stover fibers
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-06)
Article
Accés obertIn this article, with the aim of promoting sustainability, contributing to the circular economy and the fight against climate change, the production of composite materials from Bio-polyethylene reinforced with corn stover ... -
Experimental characterization and constitutive modeling of the non-linear stress–strain behavior of unidirectional carbon–epoxy under high strain rate loading
(Springer, 2018-12)
Article
Accés obertThe mechanical response of IM7-8552 carbon epoxy was investigated for transverse tension and transverse tension/in-plane shear loadings at static and dynamic strain rates using transverse tension and off-axis tension ... -
Fibras de refuerzo naturales para composites en la construcción naval : un caso prático
(Universitat Politècnica de Catalunya, 2011-11-24)
Projecte/Treball Final de Carrera
Accés obert -
FIBRE4YARDS: Fibre composite manufacturing technologies for the automation and modular construction in shipyards
(2022)
Article
Accés obertFIBRE4YARDS project aims to improve the competitiveness of small and medium European shipyards working with Fibre Reinforced Polymers (FRP). To this extent, the project expects to bring new automated cost-efficient production ... -
Flexural properties and mean intrinsic flexural strength of old newspaper reinforced polypropylene composites
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-07-26)
Article
Accés obertNewspapers have a limited lifespan, and therefore represent a focus of used and disposed paper. While these refuses have a considerable value and can be easily recycled, a considerable fraction ends in landfill. The authors ... -
Fracture toughness of polypropylene-based particulate composites
(Molecular Diversity Preservation International, 2009-11-30)
Article
Accés obertThe fracture behaviour of polymers is strongly affected by the addition of rigid particles. Several features of the particles have a decisive influence on the values of the fracture toughness: shape and size, chemical ... -
From flat to form: intrumentalización eficiente de la flexión activa en estructuras ligeras en madera
(Universitat Politècnica de Catalunya, 2012-09)
Projecte Final de Màster Oficial
Accés obertEn los actuales desafíos de un mundo al borde del colapso, las soluciones constructivas están llamadas a ser mas eficientes y que requieran menos energía. En esta carrera de la ligereza, el potencial de las estructuras ... -
Green bio-based aerogels prepared from recycled cellulose fiber suspensions
(2015-03)
Article
Accés obertRecycled cellulose fibers (RCF) from waste paper were utilized to prepare bio-based aerogels through an environmentally friendly freeze-drying method. Food thickening agent sodium carboxymethyl cellulose (CMC) served as a ... -
GTR/NBR/Silica composites performance properties as a function of curing system: sulfur versus peroxides
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-15)
Article
Accés obertIn this work, conventional sulfur and two types of organic peroxides (dicumyl peroxide (DCP) and di-(2-tert-butyl-peroxyisopropyl)-benzene (BIB)) curing systems were used to investigate the possibility for tailoring of the ... -
Hall-Petch strengthening of the constrained metallic binder in WC-Co cemented carbides: Experimental assessment by means of massive nanoindentation and statistical analysis
(2016-10-31)
Article
Accés obertWC–Co cemented carbides are geometrically complex composites constituted for two interpenetrating networks of the constitutive ceramic and metal phases. Accordingly, assessment of microstructural effects on the local ... -
High performance textile filaments based in polyester- CaF2 and montanic acid with multifunctional alcohols composites
(International Federation of Associations of Textile Chemists and Colourists (IFATCC), 2021)
Comunicació de congrés
Accés restringit per política de l'editorial -
Influence of tire rubber particles addition in different branching degrees polyethylene matrix composites on physical and structural behavior
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-21)
Article
Accés obertWaste from pneumatic wheels is one of the major environmental problems, and the scientific community is looking for methods to recycle this type of waste. In this paper, ground tire rubber particles (GTR) from disused tires ... -
Interface strength and fiber content influence on corn stover fibers reinforced bio-polyethylene composites stiffness
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-03-01)
Article
Accés obertStiffness of material is a key parameter that allows the use of material for structural or semi-structural purposes. Besides, lightweight materials are increasingly calling the attention of the industry. Environmental ... -
Laser surface texturing of alumina/zirconia composite ceramics for potential use in hip joint prosthesis
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-06-06)
Article
Accés obertThe use of metal shell to fix an acetabular cup to bone in hip joint prosthesis carries some limitations, including restrictions in prosthetic femur ball diameter and in patient’s range of motion. These drawbacks could be ... -
Mechanical characterization of dental prostheses manufactured with PMMA–graphene composites
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-01)
Article
Accés obert
Realitzat a/amb: Universidad Europea Miguel de Cervantes / Porto Dental Institute / Universitat Internacional de CatalunyaThe use of a PMMA composite with graphene is being commercialized for application as dental prostheses. The different proportions of fibers provide a wide range of colors that favors dental esthetics in prostheses. However, ...