Now showing items 21-40 of 147

  • Characterization of concrete by calibrating thermo-hydraulic multiphase flow models 

    Chaparro Sánchez, Maria Carme; Saaltink, Maarten Willem; Villar Galicia, María Victoria (2015-08-01)
    Article
    Open Access
    Evaporation tests in concrete columns have been analysed by numerical models to characterize the thermo-hydraulic properties and the processes in concrete. Two evaporation tests were performed: a column heated by a lamp ...
  • Classificació i anàlisi de l'aplicabilitat d'àrids reciclats 

    Gonzàlez Corominas, Andreu (Universitat Politècnica de Catalunya, 2011-02-17)
    Minor thesis
    Open Access
    El treball de recerca dut a terme consisteix en l'anàlisi del disseny i la producció de les plantes de reciclatge més importants existents a Catalunya. Es va realitzar la caracterització de tots els àrids produïts per ...
  • Comportament a flexió de les lloses mixtes convencionals acer-formigó en fase constructiva 

    Roig Rabadà, Martí (Universitat Politècnica de Catalunya, 2019-06)
    Bachelor thesis
    Restricted access - author's decision
    En aquest document s’estudia el comportament en fase constructiva d’una xapa nervada d’acer per a lloses mixtes d’acer-formigó. S’explica de manera detallada com s’ha caracteritzat la resistència a la combinació de ...
  • Comprovació de les teories de dosificació de Fuller i Bolomey 

    Codina Altafaja, Laura (Universitat Politècnica de Catalunya, 2017-10-05)
    Bachelor thesis
    Open Access
    El formigó és un dels materials més importants en la construcció, ja que és de gran utilitat al ser molt polivalent. La recerca de nous materials avança i la millora d’altres encara està en procés. És per això que es fa ...
  • Computational modeling of external sulfate attack in concrete at the meso-level 

    Idiart Castellano, Andrés Enrique; Carol, Ignacio; López Garello, Carlos María; Murcia Vela, Juan (2009)
    Conference report
    Restricted access - author's decision
    This paper presents recent work by the authors along the domain of coupled chemo-mechanical problems in concrete. External sulfate attack is analyzed from a mesoscale point of view, in which the main heterogeneities of ...
  • Concrete in the education of the architect Antoni Gaudí 

    Saura Carulla, Magdalena (Ceská Betonárská Spolecnost CSSI, 2015)
    Conference lecture
    Restricted access - publisher's policy
    A collaborative dimension on concrete business accounts for the education of a Gaudí's modernismo modernized. Eusebi Güell (1853–1926) met the young architect in the International Paris Exhibition of 1879. At the same ...
  • Concrete Metallic Fibers in the Architectural Design: study of physicochemical characteristics and optimization of its formulation 

    Meddour, Nesrine; Djebri, Boualem (GIRAS. Universitat Politècnica de Catalunya, 2015-06)
    Conference report
    Open Access
    For twenty years, the study of building materials including concrete adopted more scientific approaches. It seeks to identify the phenomena, physicochemical underlying the behavior of concrete. Indeed; the field of ...
  • Concrete with crumb rubber from used tyre (CR) 

    Barra Bizinotto, Marilda; Jordana Riba, Francisco de Paula; Royano García, Verónica; Vázquez Ramonich, Enric (2009)
    Conference lecture
    Restricted access - publisher's policy
    This study aims to determine the influence of the substitution of a variable volume of aggregates on a concrete by an equivalent quantity of crumb rubber obtained from used tyres (CR). The physical and mechanical properties ...
  • Concrete with crumb rubber from used tyres 

    Royano García, Verónica; Barra Bizinotto, Marilda; Vázquez Ramonich, Enric (2014)
    Conference report
    Open Access
    This study aims to determine the influence of the substitution of a variable volume of aggregates on a concrete by an equivalent quantity of crumb rubber (CR) obtained from used tyres. The physical and mechanical properties ...
  • Construction and software design of an ABB IRB 140 concrete 3D printer 

    Serra, Borja (Universitat Politècnica de Catalunya / Lund University, 2014)
    Master thesis (pre-Bologna period)
    Open Access
    The project consists in the design of a concrete 3D printer that would originally be used for manufacturing street furniture. It is divided into two main parts which are the frame and software design. The structure where ...
  • Contributions to the simulation of salt concrete - Short- and long-term mechanical behavior description involving an advanced plasticity model approach 

    Middelhoff, Marvin (Universitat Politècnica de Catalunya, 2017-01-23)
    Master thesis
    Open Access
    In the former German concept, rock salt was the favorite host rock to dispose heat-generating radioactive waste. To assure the integrity of the complete repository system after closure, shafts and drifts have to be sealed. ...
  • Creep and shrinkage effects in service stresses of concrete cable-stayed bridges 

    Lozano Galant, José Antonio; Turmo Coderque, José (2014-04)
    Article
    Restricted access - publisher's policy
    Most of the methods presented in the literature to define the target service stresses (Objective Service Stage, OSS) of cable-stayed bridges rarely include the time-dependent phenomena effects. Nevertheless, especially in ...
  • Criterios y alternativas para la evaluación de la tenacidad en hormigones con fibras de acero 

    Zerbino, Raúl; Gettu, Ravindra; Agulló Fité, Luís; Aguado de Cea, Antonio (Colegio de Ingenieros de Caminos, Canales y Puertos, 2003)
    Article
    Open Access
    Los Hormigones Reforzados con Fibras (HRF) constituyen una de las innovaciones mas relevantes en el campo de los hormigones especiales. La presencia del refuerzo provoca una sustancial modificación de la respuesta mecánica ...
  • Crushed autoclaved aerated concrete (CAAC), A potential reactive filter medium for enhancing phosphorus removal in nature-based solutions-preliminary batch studies 

    Castellar da Cunha, Joana Amèrica; Formosa Mitjans, Joan; Chimenos Ribera, Josep Maria; Bosch González, Montserrat; Rosell Amigó, Juan Ramón; da Silva, Heraldo Peixoto; Morató Farreras, Jordi; Brix, Hans (2019-07-01)
    Article
    Open Access
    Phosphorus (P) is a limited resource and can promote eutrophication of water streams and acidification of oceans when discharged. Crushed autoclaved aerated concrete (CAAC), a by-product from demolition, has shown great ...
  • Damage diagnosis in concrete dams with presented expansive damage based on medical propaedeutics 

    Pardo Bosch, Francesc; Aguado de Cea, Antonio (2017-10)
    Article
    Open Access
    The maintenance of dams is crucial because of their social, environmental, and economic relevance. However, more than 40% of the world’s dams are more than 40 years old. Furthermore, because of their ageing, damage such ...
  • Damage plastic model for concrete failure under impulsive loadings 

    Guilbaud, Daniel (CIMNE, 2015)
    Conference lecture
    Open Access
    The IRIS 2012 benchmark [1] was devoted to compare various modelling of impact on reinforced concrete slabs. Its aim was to improve the methods used and to provide guidance to assess the integrity of structures impacted ...
  • Desarrollo de hormigones conductores con adición de fibras de carbono recicladas 

    Faneca Llesera, Gerard (Universitat Politècnica de Catalunya, 2015-04)
    Master thesis
    Restricted access - author's decision
    Considerando el hormigón como uno de los principales materiales de la construcción de una ciudad, al añadir propiedades adicionales a sus funciones estructurales o de revestimiento de calzadas y fachadas, conseguiríamos ...
  • Descripció espacial de característiques del formigó 

    Sánchez Salomó, Francesc Xavier (Universitat Politècnica de Catalunya, 2016-06)
    Bachelor thesis
    Open Access
    This work has the objective to simulate the variation of the compressive resistance strength of concrete along the height of a structural member. The concrete compressive strength is calculated with a formula, which has ...
  • Design, fabrication and testing of a prototype, thin-vaulted, unreinforced concrete floor 

    Liew, Andrew; López López, David; Van Mele, Tom; Block, Philippe (2017-04)
    Article
    Restricted access - author's decision
    This paper describes the concept, form finding, fabrication and experimental testing of a prototype floor system, derived from principles of shallow arching action, to initiate internal compressive stresses rather than ...
  • Dielectric and electrochemical properties of sustainable concrete 

    Gómez Soberón, José Manuel Vicente; Arredondo Rea, Susana Paola; Neri Flores, M.A.; Orozco Carmona, V.; Gómez Soberón, José Manuel Vicente; Almeraya Calderón, F.; Almaral Sánchez, Jorge Luis (2010)
    Article
    Open Access
    It is planned to improve the durability of reinforced concrete structures and the total or partial replacement of their components by the use of recyclable materials; as strategies to contribute to the concrete industry ...