Recent Submissions

  • Finite element analysis of the thermal behavior of a RepRap 3D printer liquefier 

    Jerez Mesa, Ramón; Travieso Rodriguez, Jose Antonio; Corbella, Xavier; Busqué, Raquel; Gómez Gras, David (2016-05-01)
    Article
    Open Access
    The aim of this paper is to analyze the performance of a RepRap 3D printer liquefier by studying its thermal behavior, focusing on the convective heat dissipation developed along the liquefier body during the 3D printing ...
  • Biomecánica y mecanismo de producción del traumatismo cráneo-encefálico en el peatón atropellado. Evaluación de la normativa actual en la automoción 

    Arregui Dalmases, Carlos; Rebollo-Soria, M. Carmen; Sánchez Molina, David; Velázquez Ameijide, Juan; Teijeira, Rafael (2016-04-04)
    Article
    Restricted access - publisher's policy
    Introducción Los atropellos son una de las principales causas de muerte entre los accidentes de tráfico. Recientemente, ha aumentado el estudio de los atropellos, principalmente debido a la aplicación de la normativa ...
  • Experimental study of lateral pass width in conventional and vibrations-assisted ball burnishing 

    Gómez Gras, David; Travieso Rodriguez, Jose Antonio; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Gomis de la Calle, Bernat (2016-02-20)
    Article
    Open Access
    Burnishing is a mechanical finishing operation performed on workpieces to enhance their surface quality through plastic deformation. One of the main issues to understand the overall process is the behavior of the elastoplastic ...
  • Turning process assisted in situ by short time current pulses 

    Sánchez Egea, Antonio José; González Rojas, Hernan Alberto; Montilla Montaña, Carlos A.; Kallewaard, Valentina (2015-12-10)
    Article
    Open Access
    This article reports on a novel machining process technique: in situ electrically assisted turning process based on the influence of electropulsing. An in house generator was used to induce a current intensity of 90 A, ...
  • Mechanical and metallurgical changes on 308L wires drawn by electropulses 

    Sánchez Egea, Antonio José; González Rojas, Hernan Alberto; Celentano, Diego Javier; Jorba Peiró, Jordi (2015-11-17)
    Article
    Restricted access - publisher's policy
    The electroplastic effects resulting from different electropulses configurations on a wire drawing process are investigated experimentally and numerically. Electropulses are induced into 308L stainless steel while it is ...
  • Effect of electroplastic cutting on the manufacturing process and surface properties 

    Sánchez Egea, Antonio José; González Rojas, Hernan Alberto; Montilla Montaña, Carlos A.; Kallewaard, Valentina (2015-03-13)
    Article
    Restricted access - publisher's policy
    This article reports on a novel machining process technique: in situ electrically-assisted turning process based on the influence of electropulsing. A self-made generator was used to induce a current intensity of 90 A, a ...
  • A mathematical model to study railway track dynamics for the prediction of vibration levels generated by rail vehicles 

    Otero Yugat, Jesús; Martínez Miralles, Jordi Ramon; Santos López, M. Antonia de los; Cardona Foix, Salvador (2012-01)
    Article
    Open Access
    This article presents a mathematical model aimed at predicting wheel–rail contact vibration force arising from wheel profile irregularities. Prediction of vibrations caused by a passing train is a basic factor in environmental ...
  • Theoretical and experimental investigation on inclined ultrasonic elliptical vibration cutting of alumina ceramics 

    Zhu, Wu-Le; He, Yu; Ehmann, Kornel; Sánchez Egea, Antonio José; Wang, Xinwei; Ju, Bing-Feng; Zhu, Zhiwei (2016-05-05)
    Article
    Restricted access - publisher's policy
    Alumina (Al2O3) is an extremely hard and brittle ceramic that is usually used as an abrasive or a cutting tool insert in manufacturing. However, its growing applications in industrial products make it necessary to conduct ...
  • A hybrid mixed double-sided incremental forming method for forming Ti6Al4V alloy 

    Valoppi, Beatrice; Sánchez Egea, Antonio José; Zhang, Zixuan; González Rojas, Hernan Alberto; Ghiotti, Andrea; Bruschi, Stefania; Cao, Jian (2016-05-12)
    Article
    Restricted access - publisher's policy
    Incremental forming can be an alternative manufacturing means in producing biomedical parts characterized by the need of patient-specific geometry. A novel hybrid dieless sheet metal forming process, electrically-assisted ...
  • Evaluation of the influence of a planned interference fit on the expected fatigue life of a conjugate cam mechanism- A case study 

    Català Calderon, Pau; Santos López, M. Antonia de los; Veciana Fontanet, Joaquim Maria; Cardona Foix, Salvador (2013-08-01)
    Article
    Restricted access - publisher's policy
    Due to dynamic effects, clearances, manufacturing and assembly errors in form-closed cam mechanisms, the follower jump can also occur. For conjugate cam mechanisms a technique to avoid the follower jump without the use of ...

View more