Ara es mostren els items 51506-51525 de 245706

    • Crack path field and strain injection techniques in dynamic fracture simulations 

      Lloberas Valls, Oriol; Huespe, Alfredo Edmundo; Oliver Olivella, Xavier; Dias, I.F. (2016)
      Text en actes de congrés
      Accés obert
      Dynamic fracture phenomena are studied employing low cost computational tools based on Finite Elements with Embedded strong discontinuities (E-FEM). Fracture nucleation and propagation are accounted for through the injection ...
    • Crack phase-field modeling of anisotropic rupture in fibrous soft tissues 

      Gültekin, O.; Dal, H.; Holzapfel, G.A. (CIMNE, 2017)
      Text en actes de congrés
      Accés obert
      The estimation of rupture in fibrous soft tissues has emerged as a central task in medical monitoring and risk assessment of diseases such as aortic dissection and aneurysms. In an attempt to address the challenges we have ...
    • Crack propagation in civil engineering bridge cables: coupled phenomena of fatigue and corrosion 

      Périer, V.; Dieng, L.; Gaillet, L. (CIMNE, 2011)
      Text en actes de congrés
      Accés obert
      This paper deals with the propagation of a crack initiated by fretting-fatigue in bridge cables. They are submitted to traffic loads and exposed to environmental conditions (rain, wind, marine environment, de-icing salts ...
    • Crack propagation in shells due to impact against sharp objects 

      Pagani, Mara; Perego, Umberto (CIMNE, 2011)
      Text en actes de congrés
      Accés obert
      The present paper is concerned with the development of an effective finite element tool for the simulation of crack propagation in thin structures, induced by contact or impact against sharp objects. In particular the purpose ...
    • Crack propagation in thin shells by explicit dynamics solid-shell models 

      Pagani, Mara; Perego, Umberto (CIMNE, 2013)
      Text en actes de congrés
      Accés obert
      A computational technique for the simulation of crack propagation due to cutting in thin structures is proposed. The implementation of elastoplastic solid-shell elements in an explicit framework is discussed. Finally, in ...
    • Crack size identification and localization using ultrasonic sensors with stationary wavelet transform and hilbert transform 

      Ingaroca, N.S.C.; Villanueva, J.M.M.; Freire, Raimundo Carlos; de Carvalho Batista, Thiago (SARTI, 2013)
      Article
      Accés obert
    • Crack width design approach for fibre reinforced concrete tunnel segments for TBM thrust loads 

      Nogales Arroyo, Alejandro; Fuente Antequera, Albert de la (Elsevier, 2020-04)
      Article
      Accés obert
      Concentrated loads induced during the excavation stage by Tunnel Boring Machines (TBMs) is still a matter of discussion into the tunnelling construction field, this having a strong impact from both the technical (e.g., ...
    • Crack-free laser powder bed fusion by substrate design 

      Lu, Xufei; Zhang, Wenyou; Chiumenti, Michele; Cervera Ruiz, Miguel (Elsevier, 2022-11)
      Article
      Accés obert
      Additively manufactured components by laser powder bed fusion (LPBF) often suffer from stress-induced cracks (e.g. delamination), especially at the build-substrate interfaces where stiff mechanical constraints and large ...
    • Crack-path field and strain-injection techniques in computational modeling of propagating material failure 

      Oliver Olivella, Xavier; Dias, I.F.; Huespe, Alfredo Edmundo (2014-01)
      Article
      Accés obert
      The work presents two new numerical techniques devised for modeling propagating material failure, i.e. cracks in fracture mechanics or slip-lines in soil mechanics. The first one is termed crack-path-field technique and ...
    • Cracking assessment in concrete structures by distributed optical fiber 

      Rodríguez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (2015-03)
      Article
      Accés obert
      In this paper, a method to obtain crack initiation, location and width in concrete structures subjected to bending and instrumented with an optical backscattered reflectometer (OBR) system is proposed. Continuous strain ...
    • Cracking behavior of FRC slabs with traditional reinforcement 

      Pujadas Álvarez, Pablo; Blanco Álvarez, Ana; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (2012-04-02)
      Article
      Accés restringit per política de l'editorial
      The combination of fibers with traditional reinforcement may be a very interesting design solution to achieve more durable and economical structures. This paper deals with the analysis of the aforementioned solution ...
    • Cracking behaviour of silty clay soil under drying-wetting cycles 

      Cordero Arias, Josbel Andreina; Prat Catalán, Pere; Ledesma Villalba, Alberto; Cuadrado Cabello, Agustín (Librairie Ifsttar, 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents the results and analysis of cracking tests carried on samples of silty clay which were subjected to a drying-wetting-drying cycle to study the effect of cyclic change of moisture on the cracking behaviour. ...
    • Cracking in asphalt materials 

      Dave, Eshan; Botella Nieto, Ramón; Marsac, Paul; Bodin, Didier; Sauzeat, Cédric; Nguyen, Mai Lan (Springer, 2018)
      Capítol de llibre
      Accés obert
      This chapter provides a comprehensive review of both laboratory characterization and modelling of bulk material fracture in asphalt mixtures. For the purpose of organization, this chapter is divided into a section on ...
    • Cracking of quasi-brittle structures under monotonic and cyclic loadings: a d+/d- damage model with stiffness recovery in shear 

      Cervera Ruiz, Miguel; Tesei, Claudia; Ventura, Giulio (2018-03)
      Article
      Accés obert
      In the present paper, a new d+/d- damage model apt for quasi-brittle materials is described and its validation is carried out considering unreinforced concrete, reinforced concrete and masonry elements.Two independent ...
    • Cracks tamed 

      Pons Rivero, Antonio Javier (2012-05-10)
      Article
      Accés restringit per política de l'editorial
      Crack propagation in materials is rarely welcome. But carefully engineered cracks produced during the deposition of a film on silicon can be used to efficiently create pre-designed patterns of nanometre-scale channels.
    • Cradle to Cradle (C2C), como herramienta para la Educación en Ingeniería para el Desarrollo Sostenible (EESD) 

      Aliau Pons, Juan José (Universitat Politècnica de Catalunya, 2015-06-15)
      Projecte Final de Màster Oficial
      Accés obert
      Actualmente el afán para mantener un crecimiento económico sostenido como medio para alcanzar un supuesto estado del bienestar, lleva a desarrollar y fabricar constantemente nuevos productos y servicios de consumo, que ...
    • “Cradle-to-gate" approach for the skin of a building 

      Gámez García, Diana C.; Gómez Soberón, José Manuel Vicente; Corral Higuera, Ramón; Arredondo Rea, Susana Paola; Saldaña Márquez, Héctor; Almaral Sánchez, Jorge Luis (2016)
      Comunicació de congrés
      Accés obert
      The construction industry is facing great challenges: reducing the levels of pollution, high consumption of energy and natural resources, solid waste generation and emissions of greenhouse gases (GHGs). The life-cycle ...
    • Craft beer sector analysis in Catalonia through an economic-financial assessment of the nine leading companies 

      Pons Miscopein, Martí (Universitat Politècnica de Catalunya, 2021-04-07)
      Projecte Final de Màster Oficial
      Accés obert
      The growth of the artisan beer sector in Catalonia has been following a promising trend for some years now. It has already managed to gain almost 2% of the market share of the brewing sector and the forecast is that it ...
    • Craft brewery business plan 

      García Carrillo, Javier (Universitat Politècnica de Catalunya, 2016-10)
      Projecte/Treball Final de Carrera
      Accés obert
      The project, created with the intention of becoming a company carrying out the points described therein. Based on the readings on the subject, factories visited in Spain and in Belgium, the beers made in "Homemade" mode, ...
    • Craft-based methods for robotic fabrication: a shift in Architectural Education 

      Mayor Luque, Ricardo; Dubor, Alexandre; Marengo, Mathilde (Grup per a la Innovació i la Logística Docent en l'Arquitectura (GILDA) / Universitat Politècnica de Catalunya. Iniciativa Digital Politècnica, 2021-10-28)
      Text en actes de congrés
      Accés obert
      This article discusses robotic fabrication as a tool, beyond an innovative mode of production, to reinterpret the traditional methodology of craftsmanship, such as painting or stereotomy, offering new design potentials ...