Ara es mostren els items 1-20 de 43

  • Ageing and temperature effect on the fatigue performance of bituminous mixtures 

    López Montero, Teresa; Miró Recasens, José Rodrigo (Instituto Técnico de la Construcción y del Cemento, 2017-07)
    Article
    Accés obert
    The ageing of asphalt mixes, together with their exposure to low temperatures, causes a progressive increase of cracking. In this paper, the effect of ageing and temperature on the fatigue of asphalt concretes made with ...
  • Analysis of the thixotropic behavior and the deterioration process of bitumen in fatigue tests 

    Pérez Jiménez, Félix Edmundo; Botella Nieto, Ramón; Miró Recasens, José Rodrigo; Martínez Reguero, Adriana Haydée (2015-12)
    Article
    Accés obert
    The characterization of fatigue damage on bituminous materials under cyclic loading has been classically studied using tests and procedures previously developed for the characterization of metallic materials. However, these ...
  • A phenomenological cohesive model of ferroelectric fatigue 

    Arias Vicente, Irene; Serebrinsky, S; Ortiz, Michael (2006-02)
    Article
    Accés obert
    We develop a phenomenological model of electro-mechanical ferroelectric fatigue based on a ferroelectric cohesive law that couples mechanical displacement and electric-potential discontinuity to mechanical tractions and ...
  • A simplified methodology to evaluate the design specifications of hydraulic components 

    Roquet, Pedro; Gámez Montero, Pedro Javier; Castilla López, Roberto; Raush Alviach, Gustavo Adolfo; Codina Macià, Esteban (Multidisciplinary Digital Publishing Institute, 2018-09-11)
    Article
    Accés obert
    The fatigue of a hydraulic component inherently varies due to various factors that can be divided into two categories: structural and load spectrum variability. The effects of both variabilities must be considered when ...
  • Asphalt toughness effect on bituminous mixture fatigue behavior 

    Noguera, Alfredo H.; Miró Recasens, José Rodrigo (Pontificia Universidad Católica de Chile, 2011-08)
    Article
    Accés obert
    One of the most important parameters to define bituminous mixture behavior in service is the toughness that the bitumen provides when binding the aggregate particles; that is; the dissipated energy during the materials ...
  • Characterization of laplacian surface electromyographic signals during isometric contraction in biceps brachii 

    Estrada, Luis; Torres Cebrián, Abel; Garcia Casado, Javier; Prats Boluda, Gema; Jané Campos, Raimon (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Surface electromyography (sEMG) is a noninvasive technique for monitoring the electrical activity produced by the muscles. Usually, sEMG is performed by carrying out monopolar or bipolar recordings by means of conventional ...
  • Comparison of fatigue crack growth of riveted and bonded aircraft lap joints made of Aluminium alloy 2024-T3 substrates – A numerical study 

    Pitta, Siddharth; Rojas Gregorio, José Ignacio; Crespo Artiaga, Daniel (Institute of Physics (IOP), 2017)
    Text en actes de congrés
    Accés obert
    Aircraft lap joints play an important role in minimizing the operational cost of airlines. Hence, airlines pay more attention to these technologies to improve efficiency. Namely, a major time consuming and costly process ...
  • Complexity of the behaviour of asphalt materials in cyclic testing 

    Pérez Jiménez, Félix Edmundo; Botella Nieto, Ramón; López Montero, Teresa; Miró Recasens, José Rodrigo; Martínez Reguero, Adriana Haydée (2017-05)
    Article
    Accés restringit per política de l'editorial
    This paper compares the results obtained in two types of cyclic tension-compression tests, a time sweep test, constant strain amplitude, and a strain sweep test, increasing strain amplitude every 5000 cycles, called EBADE ...
  • Comportement et propriétés mécaniques de l’alliage 6061-T6 soudé par arc électrique indirect modifié 

    Pons i Masbernat, Albert; Cobes Sánchez, David; Barriga Corzo, Sergio (Universitat Politècnica de Catalunya, 2010-06)
    Projecte/Treball Final de Carrera
    Accés obert
    Realitzat a/amb:  Institut Universitaire de Technologie A de Lille
    Ce projet porte sur l'étude des propriétés mécaniques de l'alliage d'aluminium 6061- T6 soudées en utilisant la technique MIEA (arc électrique indirect modifié). Il rentre dans le cadre d'un projet de recherche plus vaste ...
  • Contact Fatigue Behavior of PVD-Coated Steel 

    Ramírez, Giselle; Tarres, Elena; Casas Aguirregomezcorta, Begoña; Valls, Isaac; Martínez Martínez, María del Rosario; Llanes Pitarch, Luis Miguel (2009)
    Article
    Accés restringit per política de l'editorial
    In this study, the contact fatigue behavior of a PVD TiN coating deposited onto DIN 1.2379 coldwork tool steel is assessed by cyclic spherical indentation. Experimental characterization focuses on the evaluation of ...
  • Contact fatigue of veneer feldspathic porcelain on dental zirconia 

    Rueda Arango, Astrid Oasis; Anglada, M.; Jiménez Piqué, Emilio (2015-03-01)
    Article
    Accés obert
    Objectives. To understand the resistance to cyclic and static contact loading of feldspathic porcelain on dental zirconia (3Y-TZP), in order to understand the partial failure of porcelain (chipping or cracking).; Methods. ...
  • Corrosion effects on the mechanical properties of reinforcing steel bars: fatigue and s–e behavior 

    Fernández Pérez, Ignasi; Bairán García, Jesús Miguel; Marí Bernat, Antonio Ricardo (2015-12)
    Article
    Accés obert
    Corrosion of steel reinforcement is one of the most severe problems of durability in reinforced concrete structures. A good understanding of the corrosion effects on the reinforcing steel mechanical properties is necessary ...
  • Differences in cracking resistance of asphalt mixtures due to ageing and moisture damage 

    López Montero, Teresa; Miró Recasens, José Rodrigo (2016-06)
    Article
    Accés obert
    The ageing phenomenon and moisture damage become key factors to evaluate mixture cracking resistance. In this paper, the effect of ageing and water on cracking resistance and fatigue behavior in a bituminous mixture is ...
  • Efectos de la fatiga en los parámetros cinemáticos de corredores de fondo a velocidades competitivas 

    Latorre Román, Pedro Ángel; Soto Hermoso, Víctor Manuel (Sociedad Ibérica de Biomecánica y Biomateriales, 2002-12)
    Article
    Accés obert
  • Effect of of ageing and temperature on the fatigue behaviour of bitumens 

    Miró Recasens, José Rodrigo; Martínez Reguero, Adriana Haydée; Moreno Navarro, Fernando; Rubio Gámez, María del Carmen (2015-12)
    Article
    Accés obert
    Bitumen ageing plays a significant role in determining the resistance of asphalt mixes to fatigue cracking. Regardless of the type of ageing (oxidation during manufacture or during the service life), hardening effects ...
  • Estimation of bilateral asynchrony between diaphragm mechanomyographic signals in patients with Chronic Obstructive Pulmonary Disease 

    Estrada, Luis; Torres Cebrián, Abel; Sarlabous Uranga, Leonardo; Fiz Fernández, José Antonio; Gea Guiral, Joaquim; Martínez Llorens, Juana María; Jané Campos, Raimon (2014)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    The aim of the present study was to measure bilateral asynchrony in patients suffering from Chronic Obstructive Pulmonary Disease (COPD) performing an incremental inspiratory load protocol. Bilateral asynchrony was estimated ...
  • Experimental investigation of fatigue behavior of curved composite laminates 

    Ustun, Ezgi (Universitat Politècnica de Catalunya, 2016-07-07)
    Projecte Final de Màster Oficial
    Accés obert
    In the aerospace and wind turbine industries, high demand for light weight structures with high strength extend the use of composite laminates in a wide variety of geometries as load carrying elements. However, more complex ...
  • Fatigue and creep analyses of adhesively bonded anchorages for CFRP tendons 

    Puigvert Cobos, Francesc; Crocombe, Andrew; Gil Espert, Lluís (2014-10-01)
    Article
    Accés restringit per política de l'editorial
    A bonded anchorage was investigated where a CFRP tendon was potted in a steel tube using an epoxy adhesive. Experimental creep tests on single lap joints and fatigue tests on anchorages, both with different adhesive ...
  • Fatigue behavior of polymer-modified porous concretes 

    Pindado Rodríguez, Miguel Ángel; Aguado de Cea, Antonio; Josa Garcia-Tornel, Alejandro (Elsevier, 1999)
    Article
    Accés obert
    Highly permeable materials provide drainage and noise absorption properties that are useful in pavement top-layers. In such porous concretes, the voids reduce the mechanical integrity, which may have to be compensated ...
  • Fatigue life of bioactive titanium dental implants treated by means of grit-blasting and thermo-chemical treatment 

    Gil Mur, Francisco Javier; Espinar Escalona, Eduardo; Llamas Carreras, Jose Maria; Sevilla Sánchez, Pablo (2014-04)
    Article
    Accés restringit per política de l'editorial
    Objective: This study focuses on the fatigue behavior of titanium dental implants as-received, with a grit-blasted surface and with a new bioactive surface treatment (2Steps). Background: The 2Step process consists of (1) ...