Ponències/Comunicacions de congressos
Recent Submissions
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Study on the design of short blade offset for the long and short blade runner of 1000 MW hydraulic turbine units
(Journal of Physics: Conference Series, 2023)
Conference report
Open AccessFor such complex rotating machinery as hydraulic turbine, the hydraulic operation characteristics of the hydraulic turbine unit are significantly impacted by the short blade of the runner used as the splitter blade. To ... -
Cambio climático y equidad. Retos para una transición energética justa a nivel doméstico.
(2024)
Conference lecture
Open AccessEl sector doméstico posee un gran potencial para reducir las emisiones de gases de efecto invernadero. El consumo energético en los hogares está distribuido entre millones de viviendas, y responde a múltiples factores como ... -
Exploring convective heat transfer coefficients in fully developed flows: a combined CFD analysis and experimental validation for common geometries in particle accelerators
(Joint Accelerator Conferences Website (JACoW), 2024)
Conference report
Open AccessWithin the field of Particle Accelerators engineering, the design of cooling channels for its components has heavily relied on experimental correlations to compute convective heat transfer coefficients. These coefficients ... -
State machine for efficient operation of an on-site green production hydrogen refueling station
(2022)
Conference report
Open Access1. Introduction Hydrogen is a convenient way of storing the intermittent nature of renewable energy surplus generation in such a way that it can be released at a later place or time in a controlled manner, which is the ... -
Buoyant high-pressure transcritical fluid duct flows
(International Centre for Numerical Methods in Engineering (CIMNE), 2024)
Conference report
Open AccessIn this work, direct numerical simulations of a high-pressure transcritical square duct flow with distinct gravity directions in the cross-stream plane are performed. The buoyancy effects on the instantaneous and mean ... -
Spatio-temporal analysis of the structures in high-pressure transcritical fluid flows
(International Centre for Numerical Methods in Engineering (CIMNE), 2024)
Conference report
Open AccessThis study explores the principal modes of high-pressure transcritical channel f low from direct numerical simulation data. The four cases investigated correspond to CO2 at high-pressure conditions (P/Pc = 1.5) confined ... -
Data-driven acceleration of statistical convergence in turbulent flows
(European Community on Computational Methods in Applied Sciences (ECCOMAS), 2024)
Conference report
Open AccessDirect numerical simulations (DNS) provide accurate and reliable information for the physics discovery and modeling of turbulent flow phenomena, especially about their inherent multiscale nature in terms of kinematic and ... -
Linear stability exploration of transcritical non-isothermal Poiseuille flows
Conference report
Open AccessHigh-pressure transcritical turbulent flow regimes enhance the mixing and heat transfer rates with respect to atmospheric pressure conditions. The two characteristic states of supercritical fluids, gas- and liquid-like, ... -
Assessment of fiber bragg grating sensors for monitoring induced strains on the draft tube cone of hydraulic turbines
(Institute of Physics (IOP), 2023)
Conference report
Open AccessIn hydraulic turbines, several flow instabilities can take place inside the draft tube cone during off-design and transient operating conditions such as the rotating vortex rope which can severely damage the structure if ... -
Intervention design and teaching practice for enhancing engineering skills in reading research articles
(European Society for Engineering Education (SEFI), 2024)
Conference report
Open AccessThe constant drive to improve engineering education's pedagogy stems from its crucial role in serving society. The practice of reading research articles is an academic strategy to keep up with the rapid advancement of the ... -
Effects of cavitation on the vortex shedding behind a truncated hydrofoil subjected to forced oscillation
(Institute of Physics (IOP), 2023)
Conference report
Open AccessCavitating vortex shedding behind a truncated NACA 0009 hydrofoil subjected to forced oscillation has been numerically investigated using a one degree-of-freedom (1 DOF) model coupled with a homogeneous mixture cavitation ... -
Understanding the modal response of a full-scale 200 MW Francis turbine runner
(Institute of Physics (IOP), 2023)
Conference report
Open AccessUnder off-design operating conditions, the flow through hydraulic turbines presents fluidodynamic disturbances that can excite a natural frequency and provoke a resonance. Determining with precision the modal properties ...
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