Ara es mostren els items 1-20 de 96

    • Advanced numerical assessment of the permeability of pervious concrete 

      Pieralisi, Ricardo; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (2017-12)
      Article
      Accés obert
      The most singular characteristic of pervious concrete is its interconnected porosity that allows water to flow through at high rates. The objective of this paper is to develop and validate an advanced DEM-CFD model to ...
    • Alternative methodology to consider damage and expansions in external sulfate attack modeling 

      Ikumi Montserrat, Tai; Pialarissi Cavalaro, Sergio Henrique; Segura Pérez, Ignacio; Aguado de Cea, Antonio (2014-09-01)
      Article
      Accés obert
      A diffusion–reaction numerical model is proposed to simulate the response of concrete exposed to external sulfate attack. Diffusion properties are modified based on the strain reached and the ratio of porosity filled by ...
    • Análisis de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado 

      Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Bairán García, Jesús Miguel (2018-09)
      Article
      Accés obert
      Las mejoras tecnológicas de la prefabricación con hormigón han hecho competitivo el uso de vigas prefabricadas de luces cada vez mayores en comparación con otras alternativas. Sin embargo, el peso de las vigas es limitante ...
    • Análisis de un caso de inestabilidad lateral de un viga de hormigón pretensado de gran luz en fase de izado 

      Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Bairán García, Jesús Miguel (2017)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Las mejoras tecnológicas de la prefabricación con hormigón han hecho competitivo el uso de vigas prefabricadas de luces cada vez mayores en comparación con otras alternativas. Sin embargo, el peso de las vigas es limitante ...
    • Análisis experimental del comportamiento a flexión de vigas de HRF+AC 

      Pujadas Álvarez, Pablo; Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Aguado de Cea, Antonio; Soares Klein, Nayara (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      La acción de las armaduras convencionales y de las fibras es complementaria a efectos de evitar la rotura frágil del hormigón. Las fibras, en tipo y cuantía adecuada, garantizan una clara responsabilidad estructural. Éstas, ...
    • Application of constitutive models in European codes to RC-FRC 

      Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (2013-03)
      Article
      Accés obert
      The recent publication of codes for the design of FRC is a major step towards extending the use of the material. An in depth analysis indicates several differences between the constitutive models proposed in the existing ...
    • Application of FRC constitutive models to modelling of slabs 

      Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Grünewald, Steffen; Blom, C.B.M.; Walraven, Joost C. (2015-09)
      Article
      Accés restringit per política de l'editorial
      Fibre reinforcement technology has advanced significantly in recent years and, as a result, expanded into different applications. In particular, steel fibre-reinforced concrete has been successfully employed in flat slabs ...
    • Aspectos tecnológicos de túneles construidos con tuneladora y dovelas prefabricadas de hormigón 

      Pialarissi Cavalaro, Sergio Henrique (Universitat Politècnica de Catalunya, 2009-07-24)
      Tesi
      Accés obert
      El número de túneles construidos con tuneladora tipo TBM ha aumentado considerablemente en las últimas décadas en consecuencia de los avances tecnológicos observados en estas máquinas y en el propio proceso constructivo. ...
    • Assessment of constitutive model for ultra-high performance fiber reinforced cement composites using the Barcelona test 

      Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique; Galeote Moreno, Eduardo; Aguado de Cea, Antonio (International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2015)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      The characterization of the post-cracking behavior of fiber reinforced cement composites (FRCC) represents a great challenge given the intrinsic scatter of the material and the need to use testing methods that are reliable ...
    • Assessment of fibre content and 3D profile in cylindrical SFRC specimens 

      Pialarissi Cavalaro, Sergio Henrique; López Carreño, Rubén-Daniel; Torrents Dolz, Josep M.; Aguado de Cea, Antonio; Juan Garcia, Pablo (2016-01)
      Article
      Accés obert
      The inductive method from Torrents et al. (Mater Struct 45(10):1577–1592, 2012, 1) is used to assess the fibre content and orientation in steel fibre reinforced concrete. Despite several advantages, the method presents ...
    • Assessment of fibre content and orientation in SFRC with the inductive method. Part 1: theoretical basis of the method and study of the influence of the type of coil and temperature on its accuracy 

      López Carreño, Rubén-Daniel; Pialarissi Cavalaro, Sergio Henrique; Pujadas Álvarez, Pablo; Galobardes Reyes, Isaac; Torrents Dolz, Josep M.; Aguado de Cea, Antonio; Domingues de Figueiredo, Antonio (2015)
      Text en actes de congrés
      Accés obert
      The inductive method is a non-destructive test which is capable to estimate both the fibre orientation and the fibre content in steel fibre reinforced concrete (SFRC) samples by the means of a coil and an impedance analyser. ...
    • Assessment of fibre content and orientation in SFRC with the inductive method. Part 2: Application for the quality control of sprayed concrete 

      Silva, Cesar L; Galobardes Reyes, Isaac; Pujadas Álvarez, Pablo; Monte, Renata; Domingues de Figueiredo, Antonio; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (2015)
      Text en actes de congrés
      Accés obert
      Concrete is the most used construction material in the world despite its fragility and low capacity to bear tensile stresses. Steel fibres may be added to increase the ductility of the material leading to fibre reinforced ...
    • Assessment of the fibre orientation factor in SFRC slabs 

      Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (Elsevier, 2015-01)
      Article
      Accés obert
      The design of steel fibre reinforced concrete (SFRC) structures is evolving towards a new approach that uses correction factors to consider differences between the small-scale characterization specimens and the real-scale ...
    • Bond strength of whitetoppings and bonded overlays constructed with self-compacting high-performance concrete 

      López Carreño, Rubén-Daniel; Pujadas Álvarez, Pablo; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (2017-10)
      Article
      Accés obert
      A bonded concrete overlay consists of a concrete layer poured over a deteriorated pavement. Its mechanical performance depends on the quality of the bond between the lower and the uppermost layers. This paper reports an ...
    • Case study of failure of long prestressed precast concrete girder during lifting 

      Fuente Antequera, Albert de la; Bairán García, Jesús Miguel; Pialarissi Cavalaro, Sergio Henrique (Elsevier, 2019-06)
      Article
      Accés obert
      Improvements in concrete technology, reinforcing systems and manufacturing enable the use of longer reinforced precast concrete girders, contributing to the competitiveness of this solution for bridge decks. The weight of ...
    • Characterization tests for predicting the mechanical performance of SFRC floors: design considerations 

      Martinelli, Paolo; Colombo, Matteo; Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Pujadas Álvarez, Pablo; Di Prisco, Claudio (2021-02)
      Article
      Accés obert
      The paper presents an experimental program carried out to check the load bearing capacity of a steel fibre reinforced concrete (SFRC) floor in northern Italy. The extensive mechanical characterization focused on the ...
    • Characterization tests for predicting the mechanical performance of SFRC floors: identification of fibre distribution and orientation effects 

      Martinelli, Paolo; Colombo, Matteo; Pujadas Álvarez, Pablo; Fuente Antequera, Albert de la; Pialarissi Cavalaro, Sergio Henrique; Di Prisco, Marco (2021-02)
      Article
      Accés obert
      In the context of the evaluation of the load-bearing capacity of a steel fibre reinforced concrete (SFRC) elevated slab recently built in northern Italy, this paper presents the study addressing the effects of fibre ...
    • Complementary use of inductive test and bending test for the characterization of SFRC 

      Liao, Lin; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (2014)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Many researches have been conducted in past decades for promoting the application of steel fibre reinforced concrete (SFRC), either conventional or self-compacting. However, the differences of post-crack behaviour and the ...
    • Complementary use of inductive test and bending test for the characterization of SFRC 

      Liao, Lin; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (2014-07-01)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Many researches have been conducted in past decades for promoting the application of steel fibre reinforced concrete (SFRC), either conventional or self-compacting. However, the differences of post-crack behaviour and the ...
    • Comprehensive design method for earthbag and superadobe structures 

      Canadell Ruiz, Samuel; Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique (2016-04)
      Article
      Accés obert
      The earthbag and superadobe techniques consist of introducing soil in degradable bags that are stacked to form adobe structures. They represent sustainable, rapid and low-cost alternatives for the construction of social ...