Articles de revista

Enviaments recents

  • 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
    Accés obert
    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 ...

  • 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
    Accés obert
    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 ...

  • Experimental study of 3D movement in cushioning of hydraulic cylinder 

    Algar, Antonio; Codina Macià, Esteban; Freire Venegas, Francisco Javier (2017-05-25)
    Article
    Accés obert
    A double acting cylinder operation has been fully monitored in its key functional parameters, focused on characterization of end-of-stroke cushioning and starting phases. Being the cylinder performance reliant in the piston ...

  • 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
    Accés restringit per política de l'editorial
    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 ...

  • Experimental study on the impulsion port of a trochoidal wheeled pump 

    Raush Alviach, Gustavo Adolfo; Gámez Montero, Pedro Javier; Castilla López, Roberto; Codina Macià, Esteban (2017-06-01)
    Article
    Accés restringit per política de l'editorial
    All positive displacement pumps produce a pulsating flow. The present paper reports the experimental measurement of steady flow pulsations in the outlet of the internal wheeled pump. In the measured flow, the manufacturing ...

  • GeroMAG: in-house prototype of an innovative sealed, compact and non-shaft-driven gerotor pump with magnetically-driving outer rotor 

    Gámez Montero, Pedro Javier; Castilla López, Roberto; Codina Macià, Esteban; Freire Venegas, Francisco Javier (2017-03-26)
    Article
    Accés obert
    The technology of gerotor pumps is progressing towards cutting-edge applications in emerging sectors, which are more demanding for pump performance. Moreover, recent environmental standards are heading towards leakage-free ...

  • 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
    Accés obert
    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 ...

  • 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
    Accés obert
    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 ...

  • 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
    Accés obert
    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 ...

  • Flexible rod design for educational wind balance 

    Raush Alviach, Gustavo Adolfo; Castilla López, Roberto; Gámez Montero, Pedro Javier; Wojciechowski, Jakub; Codina Macià, Esteban (2016-03-07)
    Article
    Accés obert
    This article provides a technical description of a flexible hinge for wind tunnel rigs. For academic purposes, the device was integrated into several rod flexures to build a home-made external wind balance system. The ...

  • Estimation of wall shear stress using 4D flow cardiovascular MRI and computational fluid dynamics 

    Soudah Prieto, Eduardo; Casacuberta Puig, Jordi; Gámez Montero, Pedro Javier; Raush Alviach, Gustavo Adolfo; Castilla López, Roberto (2016-10-26)
    Article
    Accés restringit per política de l'editorial
    In the last few years, wall shear stress (WSS) has arisen as a new diagnostic indicator in patients with arterial disease. There is a substantial evidence that the WSS plays a significant role, together with hemodynamic ...

  • Air recovery assessment on high-pressure pneumatic systems 

    Trujillo, J. A.; Gámez Montero, Pedro Javier; Codina Macià, Esteban (2016-05-23)
    Article
    Accés obert
    A computational simulation and experimental work of the fluid flow through the pneumatic circuit used in a stretch blow moulding machine is presented in this paper. The computer code is built around a zero-dimensional ...

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