Now showing items 21-40 of 40

  • Heating of saturated porous media in practice: several causes of local thermal non-equilibrium 

    Virto Albert, Luis; Carbonell Ventura, Montserrat; Castilla López, Roberto; Gámez Montero, Pedro Javier (2009-11)
    Article
    Restricted access - publisher's policy
    In recent years the industrial applications of porous materials has shown a growing relevance. Most of the technological thermal processes in porous media involve time-dependent thermal conditions. Therefore, the temperature ...
  • Hemodynamics in the thoracic aorta using OpenFOAM: 4D PCMRI versus CFD 

    Casacuberta Puig, Jordi; Soudah Prieto, Eduardo; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Castilla López, Roberto; Pérez Ronda, Jorge Suit (2015-03-01)
    Book
    Open Access
  • Magnet-sleeve-sealed mini trochoidal-gear pump prototype with polymer composite gear 

    Gámez Montero, Pedro Javier; Antoniak, Piotr; Castilla López, Roberto; Freire Venegas, Francisco Javier; Krawczyk, Justyna; Stryczek, Jaroslaw; Codina Macià, Esteban (2017-09-21)
    Article
    Open Access
    The trochoidal-gear technology has been growing in groundbreaking fields. Forthcoming applications are demanding to this technology a step forward in the conceiving stage of positive displacement machines. The compendium ...
  • MATERIALS COMPÒSITS (Examen 2n Quadr.) 

    Gámez Montero, Pedro Javier (Universitat Politècnica de Catalunya, 2008-04-17)
    Exam
    Restricted access to the UPC academic community
  • MECÀNICA DE FLUIDS (Examen 1r quadrimestre, 1r parcial) 

    Gámez Montero, Pedro Javier (Universitat Politècnica de Catalunya, 2012-10-30)
    Exam
    Restricted access to the UPC academic community
  • MECÀNICA DE FLUIDS (Examen 1r quadrimestre, 2n parcial) 

    Gámez Montero, Pedro Javier (Universitat Politècnica de Catalunya, 2013-01-09)
    Exam
    Restricted access to the UPC academic community
  • MECÀNICA DE FLUIDS (Examen 1r quadrimestre, 2n parcial) 

    Castilla López, Roberto; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo (Universitat Politècnica de Catalunya, 2012-01-19)
    Exam
    Restricted access to the UPC academic community
  • Method for fluid flow simulation of a gerotor pump using OpenFOAM 

    Castilla López, Roberto; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Codina Macià, Esteban (2017-07-21)
    Article
    Restricted access - publisher's policy
    A new approach based on the open source tool OpenFOAM is presented for the numerical simulation of a mini gerotor pump working at low pressure. The work is principally focused on the estimation of leakage flow in the ...
  • Methodology based on best practice rules to design a new-born trochoidal gear pump 

    Gámez Montero, Pedro Javier; Castilla López, Roberto; Codina Macià, Esteban (2017-02-10)
    Article
    Open Access
    The trochoidal gear pump, also known as gerotor, owing to its remarkable advantages compared to other hydraulic pumps is chosen for many engineering applications. As each application is unique, the designer ought to be ...
  • Methodology for developing teaching activities and materials for use in fluid mechanics courses in undergraduate engineering programs 

    Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Domènech Rubio, Luis Miguel; Castilla López, Roberto; García Vilchez, Mercedes; Moreno Llagostera, Hipòlit; Carbó Bech, Alberto Antonio (OmniaScience, 2015-03)
    Article
    Open Access
    “Mechanics” and “Fluids” are familiar concepts for any newly-registered engineering student. However, when combined into the term “Fluid Mechanics”, students are thrust into the great unknown. The present article demonstrates ...
  • Numerical analysis of the shaft motion in the journal bearing of a gear pump 

    Castilla López, Roberto; Gutés Serra, Mario; Gámez Montero, Pedro Javier; Codina Macià, Esteban (2010-01)
    Article
    Restricted access - publisher's policy
    This paper describes a numerical analysis of the dynamics of the shaft in the journal bearing of a gear pump.
  • Numerical study in a mini trochoidal-gear pump with multi-meshing contact points 

    Gámez Montero, Pedro Javier; Castilla López, Roberto; Buza Barambones, Alexis; Khamashta Shahin, Munir Andrawes; Codina Macià, Esteban (American Society of Mechanical Engineers (ASME), 2016)
    Conference report
    Restricted access - publisher's policy
    A numerical study in a mini trochoidal-gear pump based on an ingenious strategy to adapt the background mesh to the profiles shape and a new boundary condition is presented. The strategy achieves a final background mesh ...
  • Numerical study of impingement location of liquid jet poured from a tilting ladle with lip spout 

    Castilla López, Roberto; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Khamashta Shahin, Munir Andrawes; Codina Macià, Esteban (2017-04)
    Article
    Open Access
    A new approach for simulating liquid poured from a tilting lip spout is presented, using neither a dynamic mesh nor the moving solid solution method. In this case only the tilting ladle is moving, so we propose to rotate ...
  • Numerical study of the aerodynamics of sound sources in a bass-reflex port 

    García Alcaide, V. M.; Pallejà Cabré, S.; Castilla López, Roberto; Gámez Montero, Pedro Javier; Romeu Garbí, Jordi; Pàmies Gómez, Teresa; Amate, Joan; Milán, Natalia (Engineering Applications of Computational Fluid Mechanics, 2017-01-20)
    Article
    Open Access
    The aim of this paper is to study the aerodynamics phenomena of a bass-reflex port that causes noise in the audible frequency range. After discarding structural and mechanical vibration issues, the hypothesis considered ...
  • Particle dispersion in two-dimensional turbulence: a comparison with 2-D kinematic simulation 

    Castilla López, Roberto; Redondo Apraiz, José Manuel; Gámez Montero, Pedro Javier; Babiano, Armando (University of Thechnology and Agriculture Nicholas Copernicus University, 2007-03)
    Article
    Open Access
    We study numerically the comparison between Lagrangian experiments on turbulent particle dispersion in 2-D turbulent flows performed, on the one hand, on the basis of direct numerical simulations (DNS) and, on the ...
  • Pressure-drop coefficients for cushioning system of hydraulic cylinder with grooved piston: a computational fluid dynamic simulation 

    Castilla López, Roberto; Alemany, Ignasi; Algar, Antonio; Gámez Montero, Pedro Javier; Roquet, Pedro; Codina Macià, Esteban (2017-10-25)
    Article
    Open Access
    Cushioning is an important aspect in hydraulic cylinder performance. The piston has to be decelerated before it strikes the end cap in order to avoid stresses in the cylinder components and reduce vibration that can be ...
  • Pressure effects on the performance of external gear pumps under cavitation 

    Campo Sud, David del; Castilla López, Roberto; Raush Alviach, Gustavo Adolfo; Gámez Montero, Pedro Javier; Codina Macià, Esteban (2014-11)
    Article
    Restricted access - publisher's policy
    The numerical analysis of an external gear pump with cavitation effects has been validated with experimental data obtained by applying Time-Resolved Particle Image Velocimetry. The effect of inlet and outlet pressure on ...
  • Thin liquid film entrainment by moving solids 

    Virto Albert, Saturnino-Luis; Gámez Montero, Pedro Javier (2015-06-18)
    Article
    Restricted access - publisher's policy
    The thin liquid film entrained by a continuous immersed solid pulled through a tank is of the main interest in many industrial processes. In order to appraise the state of art, it has been reviewed the experimental and ...
  • Three-dimensional numerical simulation of an external gear pump with decompression slot and meshing contact point 

    Castilla López, Roberto; Gámez Montero, Pedro Javier; Campo Sud, David del; Raush Alviach, Gustavo Adolfo; García Vilchez, Mercedes; Codina Macià, Esteban (2015-04-01)
    Article
    Restricted access - publisher's policy
    Recently several works have been published on numerical simulation of an external gear pump (EGP). Such kinds of pumps are simple and relatively inexpensive, and are frequently used in fluid power applications, such as ...
  • Three dimensional simulation of gerotor with deforming mesh by using OpenFOAM 

    Castilla López, Roberto; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Codina Macià, Esteban (2018)
    Conference report
    Open Access
    A new-born design and construction of a mini gerotor metering pump with trochoidal-teeth is presented. The technical innovation in this new-born design is to study the fluid dynamic effects of interteeth and lateral ...