Doctorat en Enginyeria Mecànica, Fluids i Aeronàutica

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  • 3D printed prototype of a complex neuroblastoma for preoperative surgical planning 

    Tejo Otero, Aitor; Fenollosa i Artés, Felip; Uceda Molera, Roger; Castellví, Anna; Lustig, Pamela; Valls Esteve, Arnau; Ayats, Marta; Munuera, Josep; Buj Corral, Irene; Krauel, Lucas (Elsevier BV, 2021-06)
    Article
    Open Access
    Neuroblastoma is the most common abdominal solid tumour in childhood. Its removal implies a complex surgery that requires surgical experience due to the usual encassement of major abdominal blood vessels. Standard surgical ...

  • Experimental technique to analyze the influence of cutting conditions on specific energy consumption during abrasive metal cutting with thin discs 

    Awan, Muhammad Rizwan; González Rojas, Hernan Alberto; Perat Benavides, Josep Ignasi; Hameed, Saqib (Springer, 2021-08-09)
    Article
    Open Access
    Specific energy consumption is an important indicator for a better understanding of the machinability of materials. The present study aims to estimate the specific energy consumption for abrasive metal cutting with ultra-thin ...

  • Fractal rigidity of the wheel-rail contact 

    Babici, Laura Mariana; Tudor, Andrei; Romeu Garbí, Jordi; Stoica, M. (Institute of Physics (IOP), 2020-12-25)
    Article
    Open Access
    One of the essential parameters of the roughness with effects on the vibration of the wheel and the rail is the contact stiffness. This rigidity considers the geometry and material of the wheel and rail, which are considered ...

  • Flow control in porous media: from numerical analysis to quantitative µPAD for ionic strength measurements 

    Mehrdel, Pouya; Khosravi, Hamid; Karimi, Shadi; López Martínez, Joan Antoni; Casals Terré, Jasmina (Multidisciplinary Digital Publishing Institute (MDPI), 2021-05-11)
    Article
    Open Access
    Microfluidic paper-based analytical devices (µPADs) are a promising technology to enable accurate and quantitative in situ assays. Paper’s inherent hydrophilicity drives the fluids without the need for external pressure ...

  • Increasing the operating range and energy production in Francis turbines by an early detection of the overload instability 

    Zhao, Weiqiang; Presas Batlló, Alexandre; Egusquiza Montagut, Mònica; Valentín Ruiz, David; Egusquiza Estévez, Eduard; Valero Ferrando, Ma. del Carmen (2021-08)
    Article
    Open Access
    With the increasing entrance of wind and solar power for the generation of electricity, more flexibility is demanded to hydropower plants. More flexibility means that hydro turbines have to increase the operating range ...

  • Simulation of ejector for vacuum generation 

    Macià Cid, Llorenç; Castilla López, Roberto; Gámez Montero, Pedro Javier (Institute of Physics (IOP), 2019-10-31)
    Article
    Open Access
    Supersonic ejectors are used in a wide range of applications such as compression of refrigerants in cooling systems, pumping of volatile fluids, or vacuum generation. The objective of the present paper is to mesh and ...

  • Portable 3D-printed sensor to measure ionic strength and pH in buffered and non-buffered solutions 

    Mehrdel, Pouya; Karimi, Shadi; Farré Lladós, Josep; Casals Terré, Jasmina (2020-01-01)
    Article
    Restricted access - publisher's policy
    A miniaturized 3D-printed device has been designed, manufactured and validated to perform as a low-cost sensor for compositional analysis of buffered and non-buffered solutions in industrial or remote areas. The proposed ...

  • Topology optimization methods for 3D structural problems: a comparative study 

    Yago Llamas, Daniel; Cante Terán, Juan Carlos; Lloberas Valls, Oriol; Oliver Olivella, Xavier (2021-08-20)
    Article
    Open Access
    The work provides an exhaustive comparison of some representative families of topology optimization methods for 3D structural optimization, such as the Solid Isotropic Material with Penalization (SIMP), the Level-set, the ...

  • The surface modification of boron nitride particles 

    Daneshmehr, Shahla; Román Concha, Frida Rosario; Hutchinson, John M. (Springer, 2019-01-01)
    Article
    Open Access
    The use of coupling agents to enhance the thermal conductivity of composites of epoxy and boron nitride (BN) has been investigated. Two types of BN particles, lightly aggregated platelets with an average size of 6 µm and ...

  • Active flow control optimisation on SD7003 airfoil at pre and post-stall angles of attack using synthetic jets 

    Monshi Tousi, Navid; Coma Company, Martí; Bergadà Granyó, Josep Maria; Pons Prats, Jordi; Mellibovsky Elstein, Fernando; Bugeda Castelltort, Gabriel (2021-06-10)
    Article
    Restricted access - publisher's policy
    The use of Active Flow Control (AFC) technologies to modify the forces acting on streamlined bodies is one of the most active research fields in aerodynamics. For each particular application, finding the optimum set of AFC ...

  • Multi-point-of-view energy loss analysis in a refuse truck hydraulic system 

    Bernè Artieda, Luis Javier; Raush Alviach, Gustavo Adolfo; Gámez Montero, Pedro Javier; Roquet Fernandez de Aramburo, Pere; Codina Macià, Esteban (2021-05-09)
    Article
    Open Access
    In recent years, much research has focused on reducing the power consumption of mobile hydraulic machines due to rising fuel costs, regulations on combustion engine emissions and the need to reduce the size and weight of ...

  • Parameterization, modeling, and validation in real conditions of an external gear pump 

    Torrent Gelmà, Miquel; Gámez Montero, Pedro Javier; Codina Macià, Esteban (2021-03-11)
    Article
    Open Access
    This article presents a methodology for predicting the fluid dynamic behavior of a gear pump over its operating range. Complete pump parameterization was carried out through standard tests, and these parameters were used ...

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