Ara es mostren els items 1-20 de 51

  • A comparative analysis of mathematical models for relating indoor and outdoor toxic gas concentrations in accidental releases 

    Montoya Rodríguez, María Isabel; Planas Cuchi, Eulàlia; Casal Fàbrega, Joaquim (2009-04)
    Article
    Accés restringit per política de l'editorial
    This paper surveys various models for estimating indoor concentration as a function of outdoor concentration in the event of an accidental release or chemical attack involving toxic substances. It is essential to know ...
  • A dispersion safety factor for LNG vapor clouds 

    Vílchez Sánchez, Juan Antonio; Villafañe, Diana; Casal Fàbrega, Joaquim (Elsevier, 2013)
    Article
    Accés restringit per política de l'editorial
    The growing importance of liquefied natural gas (LNG) to global energy demand has increased interest in the possible hazards associated with its storage and transportation. Concerning the event of an LNG spill, a study ...
  • A New procedure to estimate BLEVE overpressure 

    Hemmatian, Behrouz; Casal Fàbrega, Joaquim; Planas Cuchi, Eulàlia (2017-10-01)
    Article
    Accés obert
    Several methodologies, based on different thermodynamic assumptions and requiring substance properties and thermodynamic data, have been proposed in the literature for the prediction of the mechanical energy released by a ...
  • A procedure for identifying environmental significant aspects in ports 

    Darbra Roman, Rosa Maria; Ronza, A; Casal Fàbrega, Joaquim; Stojanovic, T; Wooldridge, C (2005-03)
    Article
    Accés restringit per política de l'editorial
    Anewmethodologyhasbeendesignedtoidentifyandrankthesignificantenvironmentalaspectsinseaports.Themainobjective oftheStrategicOverviewofSignificantEnvironmentalAspects(SOSEA)istohelpportmanagerstoidentifysignificantenviron ...
  • A proposal of generic event trees and probabilities for the release of different types of hazardous materials 

    Vílchez Sánchez, Juan Antonio; Espejo, V.; Casal Fàbrega, Joaquim (Philippe Tanguy/Canadian Society for Chemical Engineering, 2009)
    Text en actes de congrés
    Accés obert
    Abstract: In quantitative risk analysis usually generic hypothesis concerning the loss of containment initiating events are applied, in order to simplify the analysis. For example, for the loss of containment from a ...
  • Accidental burning of a fuel layer on a waterbed: a scale analysis of the models predicting the pre-boilover time and tests to published data 

    Hristov, J; Planas Cuchi, Eulàlia; Arnaldos Viger, Josep; Casal Fàbrega, Joaquim (2004)
    Article
    Accés obert
    The paper concerns the heat transfer models of liquid fuel bed burning on water sublayer. The main efforts are stressed on the qualitative assessment of models available and their adequacy as well as on the prediction of ...
  • Accidental impacts on historical and architectural heritage in port areas: the case of Brindisi 

    Martino, Antonello; Fatiguso, Fabio; De Tommasi, Giambattista; Casal Fàbrega, Joaquim (Taylor & Francis, 2017-01-01)
    Article
    Accés obert
    Most port areas can produce impacts on the historical and architectural heritage, leading to rapid pathological effects and generating high risks in terms of damages and losses of historical, artistic, and cultural values. ...
  • Analysis of domino effect in pipelines 

    Ramírez Camacho, Jaime Giovanni; Pastor Ferrer, Elsa; Casal Fàbrega, Joaquim; Amaya Gomez, Rafael; Muñoz Giraldo, Felipe (2015-11-15)
    Article
    Accés obert
    Parallel pipelines are frequently installed over long distances, due to the difficulty in creating or maintaining the required corridor. This implies that a release in one pipeline can seriously affect another one. The ...
  • Analysis of methodologies and uncertainties in the prediction of BLEVE blast 

    Hemmatian, Behrouz; Planas Cuchi, Eulàlia; Casal Fàbrega, Joaquim (2014)
    Article
    Accés obert
    Even though BLEVEs have been studied by a number of authors, there are still significant gaps in their knowledge and in the prediction of their physical effects. Diverse methodologies have been proposed to calculate ...
  • Analysis of the boiling liquid expanding vapor explosion (BLEVE) of a liquefied natural gas road tanker: The Zarzalico accident 

    Planas Cuchi, Eulàlia; Pastor Ferrer, Elsa; Casal Fàbrega, Joaquim; Bonilla, J.M. (2015-03-01)
    Article
    Accés obert
    The road accident of a tanker transporting liquefied natural gas (LNG) originated a fire and, finally, the BLEVE of the tank. This accident has been analyzed, both from the point of view of the emergency management and the ...
  • Analysis of the geometric and radiative characteristics of hydrocarbon pool-fires 

    Planas Cuchi, Eulàlia; Casal Fàbrega, Joaquim; Arnaldos Viger, Josep; Muñoz, Miguel Ángel (2004-08-01)
    Article
    Accés restringit per política de l'editorial
    The radiation intensity at a given distance depends mainly on the radiative power and the flame’s size and shape. Considerable literature describing both experimental and theoretical studies of thermal radiation from ...
  • Análisis del riesgo en instalaciones industriales 

    Casal Fàbrega, Joaquim (Edicions UPC, 1999)
    Llibre
    Accés restringit a la comunitat UPC
    La presente obra es una herramienta de utilidad para mejorar la seguridad de las instalaciones industriales y para calcular los efectos de los accidentes mayores sobre personas, bienes y entorno. Después de una introducción ...
  • Assessment of the shape of vertical jet fires 

    Palacios, Adriana; Casal Fàbrega, Joaquim (Elsevier, 2011)
    Article
    Accés restringit per política de l'editorial
    Experiments were carried out on relatively large vertical propane sonic and subsonic exit velocity jet fires (up to approximately 10 m in length and 1.5 m in width). The main geometrical features of jet fires (flame shape, ...
  • BLEVE -Fireball 

    Planas Cuchi, Eulàlia; Casal Fàbrega, Joaquim (WILEY-VCH Verlag GmbH & Co. KGaA, 2015)
    Capítol de llibre
    Accés restringit per política de l'editorial
    The BLEVE (boiling liquid expanding vapor explosion) can occur with almost any liquid contained in a closed vessel, at a temperature well above its boiling point at atmospheric pressure. If the vessel fails, the vapor will ...
  • Comparative analysis of BLEVE mechanical energy and overpressure modelling 

    Hemmatian, Behrouz; Planas Cuchi, Eulàlia; Casal Fàbrega, Joaquim (2017-02-01)
    Article
    Accés obert
    The mechanical effects of a BLEVE are overpressure and ejection of fragments. Although fragments reach much longer distances, peak overpressure can be very strong over a certain area. Diverse authors have proposed methodologies ...
  • Conditional probabilities of post-release events for hazardous materials pipelines 

    Bubbico, Roberto; Carbone, F; Ramírez Camacho, Jaime Giovanni; Pastor Ferrer, Elsa; Casal Fàbrega, Joaquim (2016-11-01)
    Article
    Accés restringit per política de l'editorial
    Pipelines are commonly considered a safe alternative for the transportation of hazardous materials. However, in case of failure, pipelines still pose major risks to the environment and to the population potentially exposed. ...
  • Consequences of major accidents : assessing the number of injured people 

    Ronza, Andrea; Casal Fàbrega, Joaquim; Muñoz, Miguel Ángel; Carol Llopart, Sergi (Elsevier, 2005-10-28)
    Article
    Accés restringit per política de l'editorial
    Quantitative risk assessment studies of accident scenarios usually involve estimating the number of fatalities that can be expected. The number of people injured, however, is seldom evaluated because it implies significant ...
  • Convective heat transfer around vertical jet fires: an experimental study 

    Kozanoglu, Bulent Kozanoglu; Zárate López, Luis; Gómez-Mares, Mercedes; Casal Fàbrega, Joaquim (Elsevier, 2011-12)
    Article
    Accés restringit per política de l'editorial
    The convection heat transfer phenomenon in vertical jet fires was experimentally analyzed. In these experiments, turbulent propane flames were generated in subsonic as well as sonic regimes. The experimental data demonstrated ...
  • Domino effect in chemical accidents: main features and accident sequences 

    Casal Fàbrega, Joaquim; Darbra Roman, Rosa Maria (Elsevier, 2010-09-06)
    Article
    Accés restringit per política de l'editorial
    The main features of domino accidents in process/storage plants and in the transportation of hazardous materials were studied through an analysis of 225 accidents involving this effect. Data on these accidents, which ...
  • Domino effects accidents in hazardous material transportation by road and rail 

    Chanut, Clement; Casal Fàbrega, Joaquim; Dusserre, Gilles; Darbra Roman, Rosa Maria (2015)
    Text en actes de congrés
    Accés obert