Browsing by Subject "Flame"

Now showing items 1-19 of 19

    • A priori validation of CFD modelling of hydrocarbon pool fires 

      Rengel Darnaculleta, Francisco de Borja; Mata Miquel, Cristian; Pastor Ferrer, Elsa; Casal Fàbrega, Joaquim; Planas Cuchi, Eulàlia (2018-08-04)
      Article
      Open Access
      Fires can be an important hazard for the safety of chemical and process industries. Particularly, pool fires are the most frequent fire scenarios in such facilities and can affect other equipment of the plant with severe ...

    • Aerothermochemistry analysis of combustion applications for aerospace propulsion 

      De Bonis Carci, Xavier (Universitat Politècnica de Catalunya, 2024-07-09)
      Bachelor thesis
      Open Access
      This study explores the impact of real gas interactions in H2/O2 flames under conditions relevant to rocket engines and hypersonic vehicles. Research focused on testing native capabilities of the Cantera package in simulating ...

    • An experimental investigation of the thermal flame structure during side-wall quenching of a laminar premixed flame 

      Padhiary, Abhijit; Collins, Joshua; Ojo, Anthony; Escofet Martín, David; Dreizler, Andreas; Peterson, Brian (Elsevier, 2024-07-01)
      Article
      Open Access
      The thermal flame structure (i.e., the temperature distribution in the preheat and reaction zones) is a core element that describes fundamental flame behavior and chemical reactions. This work utilizes a suite of laser ...

    • Analisi di un modello semlificato per la dinamica dei incendi. Il Modello semplificato di Mowrer. 

      Forment Alba, Jaime (Universitat Politècnica de Catalunya / Politecnico di Torino, 2011)
      Master thesis (pre-Bologna period)
      Open Access
      Lo scopo di questa tesi è analizzare la gamma di validità del modello semplificato di Mowrer per il calcolo della dinamica degli incendi in ambienti confinati. Lo scopo di questi modelli è sostituire i modelli di simulazione ...

    • Analysis of flame length amd lift-off of jet fires 

      Vesipa, Marco (Universitat Politècnica de Catalunya, 2014-10)
      Master thesis
      Open Access

    • 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
      Restricted access - publisher's policy
      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 ...

    • CFD modelling of Jet Fire 

      Castellví Abella, Daniel (Universitat Politècnica de Catalunya, 2011)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision

    • Estudi del comportament i modelització dels dolls de foc 

      Caruda Tàrrech, Roger (Universitat Politècnica de Catalunya, 2016-05-02)
      Bachelor thesis
      Open Access
      L’anàlisi de risc en el sector industrial químic, és una de les eines més útils que existeixen actualment, no obstant, hi ha fenòmens que encara no estan prou estudiats per a poder establir mesures prou precises, degut a ...

    • Formació de MOF's en substrats tèxtils per a protecció 

      Zoubir El Ouazzani, Yousra (Universitat Politècnica de Catalunya, 2023-07-18)
      Bachelor thesis
      Open Access
      Aquest treball incorpora les estructures MOF (Metal Organic Framework) a un teixit tèxtil. Aquestes estructures MOF, per les seves propietats, tenir tendència retardant de la flama, ja que contenen agents portadors de ...

    • High visibility flame retardant fabrics obtained by the process of coating 

      Mayoral Temporal, Erik (Universitat Politècnica de Catalunya, 2017-06-28)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Textil Santanderina

    • High-precision 2D surface phosphor thermometry at kHz-rates during flame-wall interaction in narrow passages 

      Ojo, Anthony; Escofet Martín, David; Peterson, Brian (2023)
      Article
      Restricted access - publisher's policy
      This work demonstrates high-speed 2D wall temperature measurements occurring during flame-wall interaction (FWI) within a narrow channel. Such measurements are essential to understand transient wall heat transfer and flame ...

    • Metal–organic frameworks as promising textile flame retardants: importance and application methods 

      Volante, Emilly Karoline Tonini Silva; Volante, Vinicius Bonifacio; Lis Arias, Manuel José; Saxena, Siddanth; Martí Gelabert, Meritxell; Murilo Pereira, Moisés; Pallarès Andreu, Marc; Gil, Gilherme Andreoli; Maesta Bezerra, Fabricio (Multidisciplinary Digital Publishing Institute, 2024-09-09)
      Article
      Open Access
      We present a review of current research on promising flame retardants using specific methods of applying metal–organic frameworks (MOFs) to the highly flammable fibrous surface of cotton fabric. In this review, we initially ...

    • Numerical assessment of the effect of hydrogen enrichment of a technically premixed swirl-stabilized natural gas flame 

      Pachano Prieto, Leonardo; Surapaneni, Anurag; Both, Ambrus; Ax, Holger; Petry, Niklas; Boxx, Isaac; Mira Martínez, Daniel (American Society of Mechanical Engineers (ASME), 2023)
      Conference report
      Open Access
      High-fidelity large eddy simulations (LES) are conducted for lean natural gas flames with different levels of hydrogen enrichment in a technically premixed swirl-stabilized combustor (PRECCINSTA) operated at atmospheric ...

    • Numerical investigation of methane-air jet flame with hydrogen addition in industrial kiln burners 

      Liu, Jiannan; Rigola Serrano, Joaquim; Schillaci, Eugenio; Ruano Pérez, Jesús; Pérez Segarra, Carlos David (Institute of Physics (IOP), 2024)
      Conference report
      Open Access
      Emission reduction and decarbonisation in the industry are crucial for low-carbon industry and energy transition at the global level. Replacing traditional fossil fuel with clean energy is an effective approach to reduce ...

    • Predictive ability analysis of the simulator FDS in order to evaluate the effects of hydrocarbon fires 

      Bueno Arcos, Juan Carlos (Universitat Politècnica de Catalunya, 2016-01-12)
      Bachelor thesis
      Open Access
      This project has as a main target to determine the validity of data provided by FDS simulator in function of its similitude with experimental data obtained through different PhD thesis. To start with, in a background ...

    • Study of preferential diffusion effects in a hydrogen premixed flame 

      Debrailly, Jules Charles Francois (Universitat Politècnica de Catalunya, 2023-07-10)
      Master thesis
      Open Access
      Transport phenomena give structure to flames, thus, being a key mechanism of combustion reactions. Molecular hydrogen (H2) combustion is characterized by strong preferential diffusion effects due to differences between the ...

    • Thermal radiation from vertical jet fires 

      Palacios, Adriana; Muñoz, Miguel; Darbra Roman, Rosa Maria; Casal Fàbrega, Joaquim (2012)
      Article
      Restricted access - publisher's policy
      Geometric and thermal data, obtained from a series of large outdoor jet fire experiments, were used to estimate the thermal radiation intensity from the flames towards targets located at diverse distances. Vertical turbulent ...

    • Thermoacoustic instability analysis for a laminar flat flame combustor based on nonlinear flame transfer function 

      Girona Rosello, Pedro (Universitat Politècnica de Catalunya / Technische Universität Berlin, 2014)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Technische Universität Berlin
      Most practical combustion systems such as industrial boilers, furnaces, land-based gas turbine engines, aero-engines and rocket motors often face the problem of high amplitude oscillations. These oscillations occur due to ...

    • Validation of flacs code for risk analysis of hydrocarbon pool fires 

      Gómez-Reino Martínez, Brais (Universitat Politècnica de Catalunya, 2017-06)
      Master thesis
      Open Access
      Fires have been object of study over the last decades due to their destructive power. Fire’s hazardous nature and its ability to inflict damage to property, the environment and people, has produced a need to understand how ...