Listar por autor "Nieto Mouronte, Félix"
Mostrando ítems 1-20 de 20
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3D LES simulations of a static and vertically free-to-oscillate 4:1 rectangular cylinder: effects of the grid resolution
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Nguyen, D.T.; Owen, J.S.; Hernández, Santiago (Elsevier, 2019)[Abstract:] In the present study, the aerodynamics of the flow fields around a static and vertically free-to-oscillate 4:1 rectangular cylinder are analysed by means of 3D LES simulations, adopting the OneEqEddy viscosity ... -
A Computational Study on the Aerodynamics of a Twin-Box Bridge With a Focus on the Spanwise Features
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Kwok, Kenny; Hernández, Santiago (Elsevier, 2021)[Abstract] The wind flow around twin-box decks is particularly complex due to the very important role played by the slot distance between girders and the presence of the downwind box that is immersed in the wake of the ... -
A simplified CFD approach for bluff-body aerodynamics under small scale free stream turbulent flow
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Kwok, Kenny; Hernández, Santiago (Elsevier, 2023)[Abstract:] The study of free stream turbulence (FST) effects on bluff bodies by means of computational approaches has been addressed so far mainly applying scale resolving methods adopting a three-dimensional domain, which ... -
Aerodynamic performance of twin-box decks: a parametric study on gap width effects based on validated 2D URANS simulations
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Kwok, Kenny; Hernández, Santiago (Elsevier, 2018)[Abstract:] 2D URANS simulations are conducted aiming to study the aerodynamic performance under smooth flow of twin-box decks depending on the gap distance between girders. The Stonecutters Bridge is taken as the reference ... -
Aerostructural Optimization of Long Span Bridges: Current Advances and Challenges
Hernández, Santiago; Nieto Mouronte, Félix; Cid Montoya, Miguel; Jurado, José Ángel (ASCE, 2020)[Abstract] This paper describes the evolution of deck shape of long span bridges since the Tacoma Narrows collapse trying to avoid undesirable aerodynamic behavior under wind flow and the trend in the last decades to ... -
Análisis de sensibilidad y optimización aeroelástica de puentes colgantes en entornos de computación distribuida
Nieto Mouronte, Félix (2006)[Resumen] Hasta el momento el diseño basado en análisis de sensibilidad o el diseño óptimo han sido técnicas poco utilizadas en el proyecto de puentes de gran vano. Sin embargo, se vienen ejecutando puentes, tanto ... -
Assessment of the Aerodynamic and Aeroelastic Performance of Long-Span Twin-Box Bridges Based upon Multidimensional Surrogate Models
Badhurshah, Rameez; Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Jurado, José Ángel; Hernández, Santiago (MDPI, 2024)[Abstract:] Twin-box decks are being extensively used in the design of long-span bridges due to their superior flutter performance. Although the significant role played by the gap distance has been previously addressed in ... -
Bridge deck flutter derivatives: Efficient numerical evaluation exploiting their interdependence
Nieto Mouronte, Félix; Owen, John S.; Hargreaves, David M.; Hernández, Santiago (Elsevier, 2015-01)Increasing the efficiency in the process to numerically compute the flutter derivatives of bridge deck sections is desirable to advance the application of CFD based aerodynamic design in industrial projects. In this article, ... -
CFD Applications in Long-span Bridges: An Erasmus+ Traineeship International Mobility Experience
Nieto Mouronte, Félix; Álvarez Naveira, Antonio José (REDINE, Red de Investigación e Innovación Educativa, 2021)[Abstract:] An international mobility experience framed within the Erasmus+ Traineeship programme is reported. The topic of the traineeship is related with Computer Science and Engineering, more specifically, CFD applications ... -
Computational Techniques for Novel Design of Long-Span Bridges Considering Aeroelastic Phenomena
Cid Montoya, Miguel; Nieto Mouronte, Félix; Hernández, Santiago; Kareem, Ahsan; Ding, Fei (ASCE, 2020)[Abstract] Optimization techniques have demonstrated their capability to obtain economic and sustainable designs while meeting the performance and safety requirements in a number of engineering disciplines. In the bridge ... -
Efficient Modal-Based Method for Analyzing Nonlinear Aerostatic Stability of Long-Span Bridges
Cid Montoya, Miguel; Hernández, Santiago; Kareem, Ahsan; Nieto Mouronte, Félix (Elsevier, 2021)[Abstract] An efficient method for analyzing the nonlinear aerostatic stability of long-span bridges using a modal formulation is proposed. First, a simplified linear version defined as modal-based approach is introduced, ... -
Experimental investigation on wind energy harvesting by aeroelastic excitation of a semi-circular cylinder with flat side parallel to the incoming flow
Lopez-Arias, Marina; Nieto Mouronte, Félix; Hernández, Santiago (WIT Press, 2021)[Abstract:] In this work, the performance of a semicircular cylinder with the flat side parallel to the incoming flow has been studied experimentally in a wind-excited energy harvester. Preliminary sectional model wind ... -
Numerical simulations of the aerodynamic response of 2D circular segments by means of URANS
Nieto Mouronte, Félix; Cid Montoya, Miguel; Álvarez Naveira, Antonio José; Hernández, Santiago; Jurado, José Ángel (WIT Press, 2016)[Abstract:] In the wind engineering field, the so-called D-section (semi-circular cylinder) has attracted some attention from researchers, since it is a galloping prone geometry. In fact, a modest number of references where ... -
Numerical simulations of the aerodynamic response of circular segments with different corner angles by means of 2D URANS. Impact of turbulence modeling approaches
Cid Montoya, Miguel; Nieto Mouronte, Félix; Álvarez Naveira, Antonio José; Hernández, Santiago; Jurado, José Ángel; Sánchez, R. (Taylor & Francis, 2018)[Abstract:] This paper presents the results of numerical and experimental investigations on the force coefficients and Strouhal numbers of circular segments considering different corner angles or chord to sagitta ratios. ... -
Semi-automated setup of CFD simulations of rectangular cylinders and streamlined box decks
Nieto Mouronte, Félix; Álvarez Naveira, Antonio José; Hernández, Santiago; Troche, Antía (WIT Press, 2020)[Abstract:] A piece of software that acts as a Graphical User Interface (GUI) for the setup of computational fluid dynamics (CFD) models that are solved by means of the open source code OpenFOAM, is presented. The software ... -
Shape optimization of tall buildings cross-section: Balancing profit and aeroelastic performance
Nieto Mouronte, Félix; Cid Montoya, Miguel; Hernández, Santiago (Wiley, 2022)[Abstract:] Shape optimization is an effective tool to improve the aerodynamic performance of tall buildings by introducing minor modifications to the original project. Nevertheless, economic criteria demand efficient cross ... -
Square Cylinder Under Different Turbulent Intensity Conditions by Means of Small-Scale Turbulence
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Kwok, Kenny; Hernández, Santiago (WIT Press, 2021)[Abstract] The phenomenon of turbulence is present in almost every type of flow in practical applications. Depending on its level of intensity and length scale, it can modify both the aerodynamic and aeroelastic performance ... -
Study of a static and vertically free-to-oscillate 4:1 rectangular cylinder by means of 2D URANS simulations
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Hernández, Santiago (WIT Press, 2018)[Abstract:] Flexible structures, such as cable-supported bridges, are prone to suffer from vortex-induced vibrations (VIV) under wind flow, as their span lengths are steadily growing in the last decades. VIV is a phenomenon ... -
Verification Approaches for the 3D Static LES Simulations of the Stonecutters Bridge Deck
Álvarez Naveira, Antonio José; Nieto Mouronte, Félix; Hernández, Santiago (WIT Press, 2021)[Abstract] In computational fluid dynamics (CFD) simulations, verification is the process of identifying both the spatial and the temporal discretisations providing relatively insensitive model results. The underlying goal ... -
Wind tunnel study on the effect of the gap width in the aerodynamic and aeroelastic responses of twin-box decks
Nieto Mouronte, Félix; Cid Montoya, Miguel; Fontán, Arturo; Hernández, Santiago; Rapela Ponte, Carlos; Álvarez Naveira, Antonio José; Jurado, José Ángel; Casteleiro Pena, Alejandro; García, Verónica (WIT Press, 2018)[Abstract:] Twin-box decks have recently been introduced in long-span bridges because this type of slotted cross-section provides flutter critical wind speeds higher than mono-box streamlined decks for flexible structures. ...