Now showing items 1-20 of 45

    • Análisis comparativo de los modelos constitutivos del hormigón reforzado con fibras 

      Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (2010-04)
      Article
      Restricted access - publisher's policy
      La aparición de normas específicas para el empleo del Hormigón Reforzado con Fibras es, sin lugar a duda, una herramienta clave que proporciona al proyectista un mayor margen de confianza como solución estructural. Actualmente ...
    • 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)
      Conference report
      Restricted access - publisher's policy
      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
      Open Access
      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 ...
    • 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)
      Conference report
      Open Access
      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)
      Conference report
      Open Access
      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
      Open Access
      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
      Open Access
      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 ...
    • Caracterización y diseño del homigón reforzado con fibras plásticas 

      Pujadas Álvarez, Pablo (Universitat Politècnica de Catalunya, 2013-03-22)
      Doctoral thesis
      Open Access
      En esta Tesis Doctoral se abordan aspectos de gran interés en relación a la caracterización del HRFP, la definición de una ecuación constitutiva considerando la orientación de las fibras, y el comportamiento diferido del ...
    • 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
      Open Access
      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
      Open Access
      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 ...
    • Constitutive model for fibre reinforced concrete based on the Barcelona test 

      Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (2014-10-01)
      Article
      Restricted access - publisher's policy
      Several constitutive models for fibre reinforced concrete (FRC) have been reported in the past years based on the flexural performance obtained in a bending test. The Barcelona test was presented as an alternative to ...
    • Correlación entre TCOD y desplazamiento axial en el ensayo Barcelona 

      Pujadas Álvarez, Pablo; Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la; Aguado de Cea, Antonio (Asociacion Científica del Hormigón Estructural (ACHE), 2014)
      Conference report
      Restricted access - publisher's policy
      La necesidad de medir el desplazamiento circunferencial (total circumferential opening displacemento TCOD ) en el ensayo Barcelona implica el uso de un caro extensómetro circunferencial. El modelo desarrollado en la presente ...
    • 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
      Restricted access - publisher's policy
      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 ...
    • Diseño óptimo de dovelas de hormigón reforzado con fibras para el revestimiento de túneles 

      Fuente Antequera, Albert de la; Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Aguado de Cea, Antonio (2015)
      Article
      Open Access
      El uso del hormigón reforzado con fibras (HRF) para la fabricación de dovelas de túneles es una práctica en aumento. Sin embargo, aún existe cierta inercia al cambio respecto a la solución tradicional de hormigón armado ...
    • Dosagem e aplicação de concreto pesado de densidade 4.000 e 4.500 kg/m3 

      Soares Klein, Nayara; Aguado de Cea, Antonio; Pujadas Álvarez, Pablo; Soares, Talita C. (2013)
      Conference report
      Restricted access - publisher's policy
      Heavyweight concretes are an attractive alternative when heavyweight elements need to fill reduced spaces, because they present high densities and are able to take different forms according to the container where they are ...
    • Dovelas de hormigón (concreto) reforzado con fibras para el soporte de túneles y pozos verticales 

      Fuente Antequera, Albert de la; Pujadas Álvarez, Pablo; Blanco Álvarez, Ana; Aguado de Cea, Antonio (Asociación Mexicana de Ingeniería de Túneles y Obras Subterráneas (AMITOS), 2018-04)
      Article
      Open Access
      El empleo del hormigón reforzado con fibras (HRF) para dovelas de anillos de revestimiento de túneles es ya una práctica habitual a nivel nacional e internacional. En este sentido, las ventajas técnicas a las que conduce ...
    • Durabilidad del hormigón con fibras de polipropileno 

      Pujadas Álvarez, Pablo (Universitat Politècnica de Catalunya, 2008-09)
      Minor thesis
      Open Access
      Tan importante como la capacidad de las estructuras para resistir las solicitaciones producidas por las cargas aplicadas sobre ellas, es el obtener estructuras durables en el tiempo, capaces de resistir durante su periodo ...
    • Eco-trench: a novel trench solution based on reusing excavated material and a finishing layer of expansive concrete 

      Blanco Álvarez, Ana; Pujadas Álvarez, Pablo; Fernández Rubio, Cristina; Pialarissi Cavalaro, Sergio Henrique; Aguado de Cea, Antonio (Instituto Técnico de la Construcción y del Cemento, 2017-10)
      Article
      Open Access
      Installing utility pipelines generates a significant amount of trench arisings, which are usually transported to landfills instead of being reused as backfill material. This practice generates CO2 emissions and wastes raw ...
    • Environmental and geometric optimisation of cylindrical drinking water storage tanks 

      Sanjuan-Delmás, David; Hernando Canovas, Elena; Pujadas Álvarez, Pablo; Fuente Antequera, Albert de la; Gabarrell Durany, Xavier; Rieradevall Pons, Joan; Josa Garcia-Tornel, Alejandro (2015-12)
      Article
      Open Access
      Purpose: Urban water cycle construction processes are an important element to consider when assessing the sustainability of urban areas. The present study focuses on a structural and environmental analysis of cylindrical ...
    • Environmental effects of using different construction codes applied to reinforced concrete beam designs based on Model Code 2010 and Spanish Standard EHE-08 

      Almirall, C.; Petit Boix, Anna; Sanjuan-Delmás, David; Fuente Antequera, Albert de la; Pujadas Álvarez, Pablo; Josa Garcia-Tornel, Alejandro (2019-01)
      Article
      Open Access
      Assuming specific behavior models, the variety of design codes currently used for the design of concrete beams inevitably results in different solutions, ensuring service during the expected lifetime with a maximum functional ...