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  1. No Access

    Article

    Ultrasound used to guarantee process control in the manufacture of components. A case study

    In industry, there are several processes of production, and often, engineers put attention only on volume of production and few times in process control, then emerges the classic problem between the department...

    M. A. Jiménez, A. Mexicano, F. García… in The International Journal of Advanced Manu… (2018)

  2. No Access

    Article

    Thermo-mechanical fatigue approach to predict tooling life in high temperature metal forming processes

    In high temperature metal forming processes, strong mechanical and thermal cyclic loads coexist in the formed material and in the tooling. Such a phenomenon has a negative influence in the tool life cycle. The...

    A. Escolán, J. M. Bielsa, B. Hernández-Gascón… in International Journal of Material Forming (2017)

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    Article

    Numerical methodology to implement thermal effects in simulation of long stroke wear tribotests

    The present paper reports the methodology used to numerically implement thermal effects in long stroke tribometer (LST) wear tests. Thermal effects correspond to the heating produced by friction between the pa...

    F. J. Martínez, N. Alcalá, M. Canales, M. A. Jiménez in Meccanica (2015)

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    Article

    Application of wear modelling methodology to the design of a lift car installation by means of finite element simulation

    The aim of this work is to study the applicability of a numerical-experimental methodology for wear modelling to the design of a lift car installation by means of finite element simulations. The study focuses ...

    F. J. Martínez, M. A. Jiménez, M. A. Martínez in Meccanica (2014)

  5. No Access

    Article

    A CFD comparative study of bubble break-up models in a turbulent multiphase jet

    In this paper several bubble break-up models are compared. They have been implemented in the CFX-4.4 fluid dynamic commercial code, which uses the population balance equations for describing liquid/gas multi-p...

    J. M. Martín-Valdepeñas, M. A. Jiménez, R. Barbero… in Heat and Mass Transfer (2007)

  6. No Access

    Article

    Comparison of film condensation models in presence of non-condensable gases implemented in a CFD Code

    Several film condensation models in presence of non-condensable gases are presented. They have been implemented in a CFD code and compared with experimental data. The aim was to improve the code for simulating...

    J. M. Martín-Valdepeñas, M. A. Jiménez, F. Martín-Fuertes… in Heat and Mass Transfer (2005)

  7. No Access

    Article

    Improving the Motion of Walking Machines by Autonomous Kinematic Calibration

    Legged machines designed to walk on flat or irregular terrain do not need to possess great foot positioning accuracy in order to perform stable motion. However, the propulsion of the body—which normally follow...

    P. Gonzalez de Santos, M.A. Jiménez, M.A. Armada in Autonomous Robots (2002)