Ponències/Comunicacions de congressos
Enviaments recents
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Exploring the artificial compressibility method in high-pressure transcritical fluids
(International Centre for Numerical Methods in Engineering (CIMNE), 2023)
Text en actes de congrés
Accés obertThis 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 ... -
Dynamic of a microsphere inside an spherical cavity with newtonian fluid subjected to periodical contractions
(2023)
Comunicació de congrés
Accés obertThe dynamics of a microsphere submerged in an spherical cavity is numerically analyzed. The cavity, filled with a newtonian fluid, is subjected to periodical contractions in its surface that create flows that affects to ... -
Performance and error analysis of structure-preserving time-integration procedures for incompressible-flow simulations
(European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
Text en actes de congrés
Accés obertThe effects of kinetic-energy preservation errors due to Runge-Kutta (RK) temporal integrators have been analyzed for the case of large-eddy simulations of incompressible turbulent channel flow. Simulations have been run ... -
Cost vs. accuracy: second-order vs. high-order methods for eddy-resolving simulations of turbulent separated flows
(European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
Text en actes de congrés
Accés obertWe report a comparative study of three numerical solvers for the direct numerical simulation of the flow over a sphere at Re = 3700. A high-order spectral-element code (Nek5000), a general purpose, unstructured finite-volume ... -
Fluid dynamics of right ventricular filling in the presence of pulmonary regurgitation: assessment using DNS and 4D Flow MRI
(European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
Text en actes de congrés
Accés obert -
Non-dissipative large-eddy simulation of high-pressure transcritical turbulent flows: formulation and a priori analysis
(European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
Text en actes de congrés
Accés obertThis work presents a filtered set of equations suitable for the large-eddy simulation of high-pressure transcritical turbulent flows. The formulation is derived from a novel kinetic-energy- and pressureequilibrium- preserving ... -
Machine learning-based recovery of thermophysical information from velocity data in supercritical fluids turbulence
(European Research Community on Flow, Turbulence, and Conbustion (ERCOFTAC), 2023)
Text en actes de congrés
Accés obertRecent research has shown the possibility to achieve microconfined turbulence utilizing supercritical fluids under high-pressure transcritical conditions. This has generated increasing interest in the hybrid nature of the ... -
CFD studies and experimental validation of the convective heat transfer coefficient in non-fully developed flows applied to conventional geometries used in particle accelerators
(Joint Accelerator Conferences Website (JACoW), 2023)
Text en actes de congrés
Accés obertIn the field of Particle Accelerators engineering, the design of the cooling channels of its components has been extensively based on experimental correlations for the calculation of convective heat transfer coefficients. ... -
Effect of biofilm formation on the aggregation of microplastics in upper-ocean turbulence
(2023)
Text en actes de congrés
Accés obertThe impact of biofilm formation on marine microplastics in the upper layers of the ocean has been investigated using direct numerical simulations with an Eulerian-Lagrangian point-particle approach. The influence of biofilm ... -
Suitability of immersed-boundary methods for high-fidelity computational aeroacoustics
(2023)
Text en actes de congrés
Accés obertThis work presents a preliminary assessment of the suitability of the immersed boundary method (IBM) for high-fidelity direct sound computations. A ghost-cell IBM is implemented in conjunction with a recently developed ... -
Rotating waves arising from the instability of magnetized spherical Couette flows
(2022)
Comunicació de congrés
Accés obertRotating waves of various azimuthal wavenumbers appear in magnetised spherical Couette flows in time-dependent states. The criteria for the flow to enter a time-dependent state are determined by the values of Reynolds and ... -
Rotating waves arising from the instability of magnetized spherical Couette flows
(2022)
Text en actes de congrés
Accés obertRotating waves of various azimuthal wavenumbers appear in magnetized spherical Couette flows in time- dependent states. The criteria for the flow to enter a time-dependent state are determined by the values of Reynolds ...