Ara es mostren els items 1-20 de 92

    • 3D printed lab-scale raceway ponds reactors applied to photo-Fenton processes 

      Nasr Esfahani, Kourosh; Zandi, Mohammad Damous; Travieso Rodríguez, José Antonio; Graells Sobré, Moisès; Pérez Moya, Montserrat (2019)
      Comunicació de congrés
      Accés obert
      In this work, two different printable materials, PLA (polylactic acid) and Timberfill were evaluated in terms of chemical resistance to photo-Fenton reactants and viability for conducting the assays in raceway pond reactors ...
    • 3D printing, complement to approach in complex lesions 

      Torres Cuevas, Boris Luis; Castillo Lara, Gloria; Travieso Rodríguez, José Antonio; Buchaca, Emilio Fidel; Llumà Fuentes, Jordi; Adrover Monserrat, Bàrbara (2022-03-01)
      Article
      Accés obert
      The use of 3D printing is a technology in increasing expansion in the area of the medical sciences. We describe it the technical characteristics of 3D printing and a protocol of obtaining of models three dimensional as a ...
    • A comparative study of the thermal behavior of three different 3D printer liquefiers 

      Jerez Mesa, Ramón; Gómez Gras, Giovanni; Travieso Rodríguez, José Antonio; García Plana, Victoria (2017-06-29)
      Article
      Accés obert
      The expansion of 3D printing systems as mechatronic devices able to localize manufacturing activities has attracted the attention in academic and professional labs worldwide. However, little is known from a formal point ...
    • A new theoretical model for surface roughness prediction in rotational abrasive finishing process 

      Azamigilan, Aref; Khoshanjam, Ali; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Travieso Rodríguez, José Antonio (2023-07-15)
      Article
      Accés restringit per política de l'editorial
      Rotational abrasive finishing (RAF) is a new nano-finishing technique in which the finishing forces are applied to the workpiece by the opposite rotations of a stirring-blades and the workpiece. The RAF process allows for ...
    • Advances in plastic deformation technologies 

      Travieso Rodríguez, José Antonio; Bobrovskij, Igor (Multidisciplinary Digital Publishing Institute (MDPI), 2023-06-27)
      Article
      Accés obert
    • Analysis of ultrasonic vibration-assisted ball burnishing process on the tribological behavior of AISI 316L cylindrical specimens 

      Velázquez Corral, Eric; Wagner, Vincent; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Travieso Rodríguez, José Antonio; Dessein, Gilles (Multidisciplinary Digital Publishing Institute (MDPI), 2023-08-12)
      Article
      Accés obert
      In this study, we analyzed the effects of vibration assistance, combined with a ball burnishing process, in terms of topology, residual stresses, and tribological properties on 316L shafts. The burnishing variables consisted ...
    • Análisis de la formación de uniones inter e intra capa en termoplásticos elastoméricos procesados por la técnica de impresión 3D de extrusión de material 

      Adrover Monserrat, Bàrbara; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Velázquez Corral, Eric; Travieso Rodríguez, José Antonio (2022)
      Text en actes de congrés
      Accés obert
      3D printing is a layer-by-layer manufacturing process with great potential in a large number of areas, for instance in technological and biomedical fields. Specifically, the Material Extrusion (MEX) technique, also known ...
    • Aplicació de la impressió 3D a la fabricació de pròtesis de baix cost, per persones de baixos recursos 

      Travieso Rodríguez, José Antonio; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Gómez Gras, Giovanni (2021)
      Comunicació de congrés
      Accés obert
      En aquest article es relaten els resultats d’una experiència desenvolupada a la EEBE de la UPC, per un grup d’estudiants i professors on es va construir un model de pròtesi biònica de braç de baix cost, impresa en 3D. Les ...
    • Ball burnishing of friction stir welded aluminum alloy 2024-T3: experimental and numerical studies 

      Amini, Cyrus; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Mousavi, Hojjat; Llumà Fuentes, Jordi; Zandi, Mohammad Damous; Hassanifard, Soran (Multidisciplinary Digital Publishing Institute (MDPI), 2022-08-28)
      Article
      Accés obert
      This paper deals with the improvement of the material surface state of friction stir welding paths modified in situ by plastic deformation through ball burnishing. The metallurgical and topological states of materials ...
    • Ball burnishing process to improve surface roughness 

      González Rojas, Hernán Alberto; Travieso Rodríguez, José Antonio; Schulz Pérez, Rudolf (2009-10-16)
      Comunicació de congrés
      Accés obert
    • Ball-burnishing effect on deep residual stress on AISI 1038 and AA2017-T4 

      García Granada, Andrés Amador; Gómez Gras, Giovanni; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio; Reyes Pozo, Guillermo (2017-04-12)
      Article
      Accés obert
      Ball-burnishing induces compressive residual stresses on treated materials by the effect of plastic deformation. The result is an increase in the fatigue life of the treated part, retarding the initiation of cracks on the ...
    • Bottoming bending process assisted by electroplasticity 

      Sánchez Egea, Antonio José; González Rojas, Hernán Alberto; Celentano, Diego Javier; Travieso Rodríguez, José Antonio; Llumà Fuentes, Jordi (EUETIB, 2013-12)
      Text en actes de congrés
      Accés obert
      Este estudio reporta la influencia de los efectos atérmicos de la electroplasticidad en el proceso de doblado por estampa. Se fabrica un generador que generar pulsos de 300A y un ancho de 50μs. Los materiales estudiados ...
    • Bringing medical model scans into reality through 3D printing: materials and manufacturing parameters 

      Adrover Monserrat, Bàrbara; Llumà Fuentes, Jordi; Luis-Torres, Boris; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio (Trans tech publications ltd., 2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      3D printing is emerging in the healthcare field. Being able to reproduce organ models with low-cost and sustainable technology is generating a big impact on professionals working in the medical industry. This work aims to ...
    • Caracterización de la placa de una herramienta de bruñido con bola asistida por una vibración ultrasónica 

      Gómez Gras, Giovanni; González Rojas, Hernán Alberto; Travieso Rodríguez, José Antonio; Nápoles Alberro, Amelia; Sánchez Egea, Antonio José (Publicacions de la Universitat Jaume I (UJI), 2012)
      Comunicació de congrés
      Accés obert
      En la industrial actual existen una gran cantidad de componentes mecánicos de máquinas-herramienta, automóviles, aviones, trenes, barcos, moldes, matrices de conformación, y muchas otras piezas; que deben tener una buena ...
    • Characterization of ball-burnishing vibration-assisted process 

      Gómez-Gras, Giovanni; Travieso Rodríguez, José Antonio; González Rojas, Hernán Alberto; Nápoles Alberro, Amelia; Carrillo, Francisco; Dessein, Gilles (EUETIB, 2013-12)
      Comunicació de congrés
      Accés obert
      Este trabajo está dirigido al estudio del proceso de bruñido con bola asistido por una vibración. Se parte de considerar que dicha vibración ayudará al proceso, facilitando la deformación que se produce sobre la superficie ...
    • Characterization of cutting parameters in the minimum quantity lubricant (MQL) machining process of a gearbox 

      Travieso Rodríguez, José Antonio; Gómez Gras, Giovanni; García Vilana, Silvia; Mainau Noguer, Ferran; Jerez Mesa, Ramón (IGI Global, 2015-02-09)
      Article
      Accés restringit per política de l'editorial
      This paper aims to find the key process parameters for machining different parts of an automobile gearbox, commissioned by a company that needs to replace with the MQL lubrication system their current machining process ...
    • Com les eines matemàtiques ajuden a fabricar peces. Casos pràctics. 

      Travieso Rodríguez, José Antonio (2018-10-03)
      Audiovisual
      Accés obert
    • Combination of acoustic emission and vibratory measure-ments to characterize an ultrasonic vibration assisted ball burnishing tool for a lathe 

      Fernández Osete, Ismael; Estévez Urra, Aida; Velázquez Corral, Eric; Valentín Ruiz, David; Llumà Fuentes, Jordi; Jerez Mesa, Ramón; Travieso Rodríguez, José Antonio (2021-07-14)
      Article
      Accés obert
      In this paper, a resonant system that produces a movement of low amplitude and ultrasonic frequency is used to achieve the vibration assistance in a ball-burnishing process. A full vibration characterization of this process ...
    • Comparativa del proceso de bruñido con bola en máquinas de 3 y 5 ejes en piezas de aluminio A92017 y A 96351 

      Travieso Rodríguez, José Antonio; Sánchez Egea, Antonio José; Nápoles Alberro, Amelia; Huertas Talón, José Luis; Gómez Gras, Giovanni; González Rojas, Hernán Alberto (Publicacions de la Universitat Jaume I (UJI), 2012)
      Comunicació de congrés
      Accés obert
    • Comparative study of the flexural properties of ABS, PLA and a PLA-wood composite manufactured through fused filament fabrication 

      Travieso Rodríguez, José Antonio; Jerez Mesa, Ramón; Llumà Fuentes, Jordi; Gómez Gras, Giovanni; Casadesús Farràs, Oriol (2020-10-28)
      Article
      Accés obert
      Abstract Purpose – The aim of this paper is to analyze the mechanical properties of acrylonitrile-butadiene-styrene (ABS) parts manufactured through fused filament fabrication and compare these results to analogous ones ...