Browsing by Subject "Composites"
Now showing items 1-20 of 68
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A four-noded quadrilateral element for composite laminated plates/shells using the refined zigzag theory
(John Wiley & Sons, 2013-08)
Article
Restricted access - publisher's policyA new bilinear four-noded quadrilateral element (called quadrilateral linear refined zigzag) for the analysis of composite laminated and sandwich plates/shells based on the refined zigzag theory is presented. The element ... -
A new mechanical structural damage feature index based on HHT
(Universitat Politècnica de Catalunya. CIMNE, 2018)
Article
Open AccessA new damage feature index is presented for the structural health monitoring based on Hilbert-Huang transform (HHT). The energy marginal spectrum of the dynamic signal is used to construct damage characteristic parameter, ... -
Aerogeles compuestos multicapa a partir de biopolimeros y arcilla
(2019-10-15)
Article
Open AccessEn este trabajo se han desarrollado diferentes aerogeles con baja flamabilidad basados en la combinación de biopolimeros renovables y montmorillonta (MMT). Los compuestos fueron hechos usando agua como solvente y siguiendo ... -
An efficient multi-scale method for non-linear analysis of composite structures
(2015-11-01)
Article
Open AccessThe use of multi-scale procedures is encouraged by the continuous increase of computational capacity, but it is still a challenge performing a non-linear analysis of real composite structures without the aid of large ... -
An XFEM/CZM implementation for massively parallel simulations of composites fracture
(Elsevier, 2015-07)
Article
Open AccessBecause of their widely generalized use in many industries, composites are the subject of many research campaigns. More particularly, the development of both accurate and flexible numerical models able to capture their ... -
Analysis of post-tensioned structures by means of a constitutive serial-parallel rule of mixtures
(Universitat Politècnica de Catalunya, 2018-06-14)
Master thesis
Open AccessThe main purpose is to test a reliable method based on a three-dimensional (3D) finite-element (FE) model to simulate the constitutive behavior of reinforced concrete structures strengthened with post-tensioned tendons. ... -
Analysis of pre-tensioned structures by means of a constitutive Serial-Parallel rule of mixtures
(2017)
Conference report
Open AccessThe main purpose of this paper is to develop a reliable method based on a three-dimensional (3D) finite-element (FE) model to simulate the constitutive behaviour of reinforced concrete structures strengthened with ... -
Analysis of the mock-up of a reactor containment building: comparison with experimental results
(2020-04)
Article
Open AccessThe results of a predictive analysis of the mock-up of a reactor containment building, based on computer numerical simulation, are presented in this paper and compared with the results obtained in the context of the VeRCoRs ... -
Anàlisi i optimització d'un xassís monocasc de fibra de carboni per Fórmula Student
(Universitat Politècnica de Catalunya, 2021-06-28)
Bachelor thesis
Restricted access - author's decisionAquest projecte s’ha dut a terme amb l’objectiu de desenvolupar un nou disseny de xassís monocasc amb una estructura de “Sandwich” amb compòsits com un pas endavant respecte del xassís d’acer tubular actual que utilitza ... -
Análisis de materiales compuestos para la mejora de la durabilidad de neumáticos
(Universitat Politècnica de Catalunya, 2020-10-27)
Bachelor thesis
Open AccessEste trabajo constituye un análisis exhaustivo que tiene como objetivo principal mejorar la durabilidad de los neumáticos. En concreto, enfocándose en los materiales. Un propósito cada vez más buscado debido a los problemas ... -
Assessment of CNT-doping and hot-wet storage aging effects on Mode I, II and I/II interlaminar fracture toughness of a UD Graphite/Epoxy material system
(Elsevier, 2020-02-01)
Article
Open AccessThe interlaminar fracture toughness of two unidirectional Graphite/Epoxy composite material systems has been experimentally assessed. The systems studied were prepreg composite and prepreg composite treated with carbon ... -
Behavior of reinforced concrete short rectangular columns strengthened by steel lattice framed jacket
(CIMNE, 2015)
Conference lecture
Open AccessThe complete derivation of the more exact solution that controlled the behaviour of reinforced concrete short rectangular column strengthened by steel lattice frame jacket is presented including the effect of bond slip ... -
Computational analysis of resisting marine FRP divisions exposed to fire. Application to the analysis of ship structures.
(University of Edinburgh, 2021)
Conference report
Open AccessIn this paper a numerical model for thermo-mechanical analysis of laminated composite structures under fire exposure is presented. The analysis is solved using a decoupled approach where temperature modifies ... -
Concept design of a foil assisted powerboat
(Universitat Politècnica de Catalunya, 2018-05-31)
Bachelor thesis
Restricted access - author's decision
Covenantee: D3 Applied TechnologiesThis project presents the complete preliminary design of a four meters foiling motorboat intended for recreational water sports. The design process has been carried in conjunction with a technical marine engineering office. ... -
Controlled composite processing based on off-stoichiometric thiol-epoxy dual-curing systems with sequential heat release (SHR)
(Wiley, 2021-01-01)
Article
Open AccessControl of curing rate and exothermicity during processing of thermosetting composite materials is essential in order to minimize the formation of internal stresses leading to mechanical and dimensional defects in the ... -
Design and construction of a picosatellite’s primary structure by using 3D printing technologies
(Universitat Politècnica de Catalunya, 2016-07-28)
Bachelor thesis
Open AccessThe viability of developing the design and manufacture of the structure of a small satellite CubeSat, at the School of Telecommunications and Aerospace Engineering of Castelldefels( EETAC), at the Polytechnical University ... -
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)
Master thesis
Restricted access - author's decisionThe 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 ... -
Durability of FRP immersed in water. Changes in mechanical properties
(Centro Internacional de Métodos Numéricos en Ingeniería (CIMNE), 2020)
Conference report
Restricted access - publisher's policyFibre 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)
Conference lecture
Open Access -
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
Open AccessIn 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 ...
