Recent Submissions

  • Collocation methods for second and higher order systems 

    Moreno Martín, Siro; Ros Giralt, Lluís; Celaya Llover, Enric (2023-02-01)
    Article
    Open Access
    It is often unnoticed that the predominant way to use collocation methods is fundamentally flawed when applied to optimal control in robotics. Such methods assume that the system dynamics is given by a first order ODE, ...
  • Flow regime analysis of high-pressure transcritical fluids in microducts 

    Bandarrinha Monteiro, Carlos Alexandre; Jofre Cruanyes, Lluís (2024-06)
    Article
    Open Access
    Microduct flows are known for their inherent laminar regimes resulting from the characteristic small dimensions and low velocities. In this regard, direct numerical simulations are employed to investigate an innovative ...
  • Exploring the artificial compressibility method in high-pressure transcritical fluids 

    Abdellatif, Ahmed Mohammed Abdelfattah; Ventosa Molina, Jordi; Grau Barceló, Joan; Torres Cámara, Ricardo; Jofre Cruanyes, Lluís (International Centre for Numerical Methods in Engineering (CIMNE), 2023)
    Conference report
    Open Access
    This work presents the investigation of a solution to accelerate computations of high-pressure transcritical fluids at low-Mach number regimes based on the artificial compressibility method. The highly adaptable nature of ...
  • Mill scale-derived magnetite nanoparticles: a novel substrate for lactate oxidase-based biosensors 

    Khosravi, Hamid; Carreras Gallo, Óscar; Casals Terré, Jasmina (Multidisciplinary Digital Publishing Institute (MDPI), 2023-11-01)
    Article
    Open Access
    Recycling and revalorization of waste are currently essential for sustainable growth. Mill scale, a waste product from steel production industries, which contains high levels of iron and minimal impurities, is proposed in ...
  • Enhanced selectivity of a 3D-printed microfluidic gas detector towards different volatile organic compounds (VOCs) for the effective monitoring of indoor air quality in vehicles 

    Perarnau Ollé, Enric; Farré Lladós, Josep; Casals Terré, Jasmina; López Martínez, Joan Antoni (Elsevier, 2023-12-10)
    Article
    Open Access
    In the age of connected mobility, monitoring volatile organic compounds (VOCs) inside the vehicle plays a pivotal role in effectively controlling in-cabin air quality conditions. In this context, it is imperative to develop ...
  • Dynamic evaluation of spine kinematics in individuals with Parkinson's disease and freezing of gait 

    Palmisano, Chiara; Farinelli, Alessandro; Camuncoli, Federica; Favata, Alessandra; Pezzoli, Gianni; Frigo, Carlo Albino; Isaias, Ioannis Ugo (Elsevier, 2024-02-01)
    Article
    Open Access
    Background Freezing of gait (FoG) is an episodic failure of gait exposing people with Parkinson’s disease (PD) to a high risk of falling. Despite growing evidence of the interconnection between impaired trunk control and ...
  • Novel sweat-based wearable device for advanced monitoring of athletic physiological biometrics 

    Aguilar Torán, Javier; Rabost Garcia, Genís; Toinga Villafuente, Samantha; Álvarez Carulla, Albert; Colmena Rubil, Valeria; Fajardo Garcia, Andrea; Cardona Bonet, Andrea; Casals Terré, Jasmina; Muñoz Pascual, Xavier; Miribel Català, Pere; Punter Villagrasa, Jaime (Multidisciplinary Digital Publishing Institute (MDPI), 2023-11-28)
    Article
    Open Access
    Blood testing has traditionally been the gold standard for the physiological analysis and monitoring of professional athletes. In recent years, blood testing has moved out of the laboratory thanks to portable handheld ...
  • Artificial compressibility method for high-pressure transcritical fluids at low Mach numbers 

    Abdellatif, Ahmed Mohammed Abdelfattah; Ventosa Molina, Jordi; Grau Barceló, Joan; Torres Cámara, Ricardo; Jofre Cruanyes, Lluís (Elsevier, 2024-02-15)
    Article
    Open Access
    Supercritical fluids possess unique properties that makes them relevant in various scientific and engineering applications. However, the experimental investigation of these fluids is challenging due to the high pressures ...
  • On the vaneless space vortex structures in a Kaplan turbine model operating at speed no load 

    Roig Bauzà, Rafel; Sánchez Botello, Xavier; Mulu, Berhanu; Högström, Carl-Maikel; Escaler Puigoriol, Francesc Xavier (Multidisciplinary Digital Publishing Institute, 2023-12-15)
    Article
    Open Access
    The growing installation of intermittent renewable energy sources is forcing hydraulic turbines to work more frequently at speed no load when dangerous vaneless space vortex structures and stochastic flow phenomena can ...
  • Experimental study on the influence of vibration amplitude on the fluid damping of a submerged disk 

    Moraga González, Greco Alonso; Xia, Xiang; Roig López, Sergi; Valero Ferrando, Ma. del Carmen; Valentín Ruiz, David; Egusquiza Montagut, Mònica; Zhou, Lingjiu; Egusquiza Estévez, Eduard; Presas Batlló, Alexandre (Elsevier, 2023-10)
    Article
    Open Access
    Accurate determination of modal parameters for disk-like structures submerged in heavy fluids is a topic of interest in many fields. For instance, some type of hydraulic turbomachinery can be modelled as disk structures ...
  • Low-cost device for fault diagnosis in bearings based on the Hilbert-Huang transform 

    Cifuentes Fiallos, Pablo; Romeu Garbí, Jordi; Pàmies Gómez, Teresa (Publicaciones DYNA, 2023-09-01)
    Article
    Open Access
    In order to monitor the condition of machinery complex industrial environments, high-cost equipment is required for signal acquisition and processing. However, low-cost sensor nodes with high processing capability are a ...
  • Diffusion-free valve for preprogrammed immunoassay with capillary microfluidics 

    Azizian, Pooya; Casals Terré, Jasmina; Ricart Campos, Jordi; Cabot, Joan Marc (Nature, 2023-12-01)
    Article
    Open Access
    By manipulating the geometry and surface chemistry of microfluidic channels, capillary-driven microfluidics can move and stop fluids spontaneously without external instrumentation. Furthermore, complex microfluidic circuits ...

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