Enviaments recents

  • Medidas sísmicas instantaneas del fondo marino 

    Roset Juan, Francesc Xavier; Trullols Farreny, Enric; Prat Farran, Joana d'Arc; Río Fernandez, Joaquín del; Massana Hugas, Immaculada; Carbonell Ventura, Montserrat; Toma, Daniel (International Centre for Numerical Methods in Engineering (CIMNE), 2018)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    El proyecto INMARSIS ha desarrollado y desplegado un equipo marino anclado que suministra datos sísmicos en tiempo real. El sistema se basa en un sismómetro submarino, una boya de superficie y un cable de amarre que ...
  • 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)
    Text en actes de congrés
    Accés obert
    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 ...
  • On the thermal cyclic precipitation of aqueous solutions for heat powered cycles in space 

    Arias Montenegro, Francisco Javier (American Institute of Aeronautics and Astronautics (AIAA), 2018)
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    Accés restringit per política de l'editorial
    Consideration is given to a novel process for heat transport, mass transport, thermal storage and mechanical transformation of heat based in the cyclic precipitation of aqueous solutions when an input of heat is applied ...
  • CO2-cushion vehicle for Mars. An alternative locomotion for exploration rovers 

    Arias Montenegro, Francisco Javier (American Institute of Aeronautics and Astronautics (AIAA), 2018)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this work, consideration is given to ad hoc cushion vehicles for Mars. On Earth, air cushion vehicles use pressurized atmospheric air by means of powerful blowers that pump the air into a chamber, however, for Mars -at ...
  • Magnetic traveling waves induced by mini-coils for sweeping dust of Mars solar arrays 

    Arias Montenegro, Francisco Javier (American Institute of Aeronautics and Astronautics (AIAA), 2018)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this work consideration is given to dust removal from surface of Mars solar arrays by harnessing the magnetic properties of the dust. Here, it is speculated a possible technique by which localized and properly spaced ...
  • A method of attaining high pressurized vessels in space, the Moon and with particular reference to Mars 

    Arias Montenegro, Francisco Javier (2018)
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    Accés restringit per política de l'editorial
    In this work consideration is given for a technological method of attaining high pressurized vessels by a solidification-sublimation thermal cycle of CO2 without the need of compressors or mechanical devices prone to ...
  • Slingshot effect for ocean wave energy conversion 

    Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (ICOE (International Conference on Ocean Energy), 2018)
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    Accés restringit per política de l'editorial
    Slingshot effect (SE) and its significance with regard to ocean wave energy conversion is discussed. It is shown that owing to the huge inertia which can be transported by the ocean wave plus its periodicity, then a movable ...
  • Resuspension and control of reservoir sediments by surface waves and point absorbers 

    Arias Montenegro, Francisco Javier; Heras Jiménez, Salvador Augusto de las (International Association for Hydro-Environment Engineering and Research (IAHR), 2018)
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    Accés restringit per política de l'editorial
    This work is intended to investigate the deliberate generation of mild waves on the surface of reservoirs and the use of a farm of point absorbers, floating buoys or akin technology, to convert the energy transported by ...
  • Three dimensional analysis of ahmed body aerodynamic performance enhancement using steady suction and blowing flow control techniques 

    Prakash, Bhanu; Bergadà Granyó, Josep Maria; Mellibovsky Elstein, Fernando (2018)
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    Accés restringit per política de l'editorial
    Aerodynamic drag reduction plays a vital role in the reduction of automobiles fuel consumption. Boundary layer physics and its intricate mechanisms that result in flow separation are to be understood and manipulated using ...
  • Three dimensional structures of flow through a square cylinder with an upstream splitter plate and for several velo city ratios 

    El Mansy, Reda; Sarwar, Wasim; Rodríguez Pérez, Ivette María; Bergadà Granyó, Josep Maria (2018)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In the present paper, three-dimensional Fluid structures and wake characteristics are evaluated for a square cylinder with an upstream splitter plate. The splitter plate divides the incoming flow in two streams, the ...
  • Experimental Investigation of the Cavitation Effects on the Heat Generation in a Closed Loop Pumping System 

    Bermejo Plana, David; Escaler Puigoriol, Francesc Xavier; Dular, Matevz; Ruiz Mansilla, Rafael (2018)
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    A series of tests were carried out in the cavitation tunnel of the Laboratory for Water and Turbine Machines of the University of Ljubljana in order to investigate the effects of cavitation in the water heating process of ...
  • Numerical simulation of the micro-jet velocity and cavitation-erosion on an axisymmetric nozzle 

    Hidalgo, V.; Escaler Puigoriol, Francesc Xavier; Luo, Xianwu; Valencia, E. (2018)
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    The present study deals with the numerical study of the micro-jet velocity and the cavitation - erosion on an axisymmetric nozzle, which presents high ow unsteadiness and aggressiveness. The proposed model is based on ...

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