Enviaments recents

  • Study of the lateral pass width for conventional and ultrasonic vibrations-assisted ball burnishing on Ti-6Al-4V specimens 

    Jerez Mesa, Ramón; Gómez Gras, David; Llumà Fuentes, Jordi; Travieso Rodriguez, Jose Antonio (2016)
    Text en actes de congrés
    Accés obert
    Ball burnishing is a technological finishing process based on plastic deformation of the objective surface by means of a hard ball gliding over it. Along with its easiness of application, possible on the same machine where ...
  • Comparison of thermal performance of 3D printer liquefiers through finite element models 

    Jerez Mesa, Ramón; Travieso Rodriguez, Jose Antonio; Gómez Gras, David; Llumà Fuentes, Jordi; Traver Ramos, Oriol (2016)
    Text en actes de congrés
    Accés obert
    Open source 3D printers have experienced an intense expansion during the last years, mainly because of their accessibility and the vast availability of information thanks to user communities. This fact presents researchers ...
  • Successes and challenges of a collaborative-PBL program in engineering degrees 

    González Vila, Joaquin; Font Andreu, Jorge; Salán Ballesteros, Maria Núria; García-Almiñana, Daniel; Ortiz Marzo, José Antonio; Mudarra López, Miguel; Griful Ponsati, Eulàlia (2012-02-02)
    Text en actes de congrés
    Accés obert
    This paper presents an extracurricular program called INSPIRE3 that has been implemented by the ETSEIAT (Escola Tècnica Superior d’Enginyeries Industrial i Aeronàutica de Terrassa), a center belonging to the UPC-BarcelonaTech ...
  • Design of a test bench for measuring friction force in a piston-cylinder system 

    Buj Corral, Irene; Zayas Figueras, Enrique Ernesto; Álvarez Flórez, Jesús Andrés; Gutiérrez González, Ernesto (2016)
    Text en actes de congrés
    Accés obert
    In the present work, design of a first approach of a test bench prototype for measuring friction in a piston-cylinder system is presented. The bench consists of a motor, belt and pulley transmission, crank mechanism, a ...
  • Simulación de la mano después de un ictus 

    Peña Pitarch, Esteve; Ticó Falguera, Neus; Al Omar Mesnaoui, Anas; Alcelay Larrión, José Ignacio; López Martínez, Joan Antoni (2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Realitzat a/amb: Fundació Althaia
    Diferentes tipos de déficits neurológicos y secuelas en las extremidades superiores que afectan a las actividades de la vida diaria (AVD) en pacientes que han sufrido un ictus ha sido analizado de forma subjetiva desde ...
  • Desarrollo de una RNA para controlar el proceso de conformado en caliente 

    Alcelay Larrión, José Ignacio; Peña Pitarch, Esteve; Al Omar Mesnaoui, Anas (2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    El comportamiento del conformado en caliente de un acero microaleado de medio carbono ha sido analizado mediante una red neuronal artificial (RNA). Mediante la RNA obtenenemos los valores de la tensión de fluencia y a ...
  • Improved neural models for roughness in honing processes 

    Sivatte Adroer, Mauricio; Llanas Parra, Francesc Xavier; Buj Corral, Irene (2016)
    Text en actes de congrés
    Accés obert
    In the present work improved neural network models for average roughness Ra in rough honing processes are studied. Four different adaptive models were tested, which integrate previously obtained direct and indirect models. ...
  • Virtual human hand: forces calculation in power or precision grasp 

    Peña Pitarch, Esteve; Ticó Falguera, Neus; Al Omar Mesnaoui, Anas; Alcelay Larrión, José Ignacio (2016)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    The aim of this work is to show a novel environment to simulate and calculate the forces exerted in each point of contact when grasping with power or precision. Virtual hand was designed and validated with 25 degrees of ...
  • Analysis of roughness, force and vibration signals in ball-end milling processes 

    Álvarez Flórez, Jesús Andrés; Buj Corral, Irene; Vivancos Calvet, Joan (2015)
    Text en actes de congrés
    Accés obert
    In the present paper, roughness, force and vibration signals from ball-end milling processes are analysed. From the roughness signal actual feed value was obtained as expected. From the force and vibration signals both the ...
  • Spectral analysis of forces during a ball-burnishing process assisted by vibrations 

    Gómez Gras, David; Travieso Rodriguez, Jose Antonio; Llumà Fuentes, Jordi; Jerez Mesa, Ramón (Destech, 2015)
    Text en actes de congrés
    Accés obert
    One of the most recent innovations in manufacturing engineering has been the assistance of machining, finishing and superfinishing processes with vibrations as a means of improving the mechanical properties of the workpieces. ...

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