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Listar por autor "Morales de Luna, Tomás"
Mostrando ítems 1-15 de 15
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Artículo
A general vertical decomposition of Euler equations: Multilayer-moment models
Garres-Díaz, José; Escalante Sánchez, Cipriano; Morales de Luna, Tomás; Castro Díaz, Manuel Jesús (Elsevier, 2023-01)In this work, we present a general framework for vertical discretizations of Euler equations. It generalizes the usual ...
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Artículo
A HLLC scheme for nonconservative hyperbolic problems. Application to turbidity currents with sediment transport.
Castro Díaz, Manuel Jesús; Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Narbona Reina, Gladys; Parés Madroñal, Carlos (Cambridge University Press, 2013)This paper focuses on the generalization of the HLLC Riemann solver for nonconservative problems. First, the general ideas ...
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Artículo
A multilayer shallow water system for polydisperse sedimentation
Fernández Nieto, Enrique Domingo; Koné, El Hadji; Morales de Luna, Tomás; Bürger, R. (Elsevier, 2013)This work considers the flow of a fluid containing one disperse substance consisting of small particles that belong to ...
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Artículo
A two-layer shallow water model for bedload sediment transport: convergence to Saint-Venant-Exner model
Escalante Sánchez, Cipriano; Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Narbona Reina, Gladys (Cornell University, 2017)A two-layer shallow water type model is proposed to describe bedload sediment transport. The upper layer is lled by water ...
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Artículo
A Weakly Non-hydrostatic Shallow Model for Dry Granular Flows
Garres-Díaz, José; Fernández Nieto, Enrique Domingo; Mangeney, Anne; Morales de Luna, Tomás (Springer, 2021)A non-hydrostatic depth-averaged model for dry granular flows is proposed, taking into account vertical acceleration. A ...
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Artículo
An Efficient Two-Layer Non-hydrostatic Approach for Dispersive Water Waves
Escalante, C.; Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Castro Díaz, Manuel Jesús (Springer, 2019)In this paper, we propose a two-layer depth-integrated non-hydrostatic system with improved dispersion relations. This ...
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Artículo
Derivation of a Multilayer Approach to Model Suspended Sediment Transport: Application to Hyperpycnal and Hypopycnal Plumes
Morales de Luna, Tomás; Fernández Nieto, Enrique Domingo; Castro Díaz, Manuel Jesús (Global-Science Press, 2017)We propose a multi-layer approach to simulate hyperpycnal and hypopycnal plumes in flows with free surface. The model ...
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Artículo
Discussion on different numerical treatments on the loss of hyperbolicity for the two-layer shallow water system
Castro Díaz, Manuel Jesús; Fernández Nieto, Enrique Domingo; Garres-Díaz, José; Morales de Luna, Tomás (Elsevier, 2023)This paper focus on the numerical approximation of two-layer shallow water system. First, a new approximation of the ...
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Artículo
Formal deduction of the saint-venant–exner model including arbitrarily sloping sediment beds and associated energy
Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Narbona Reina, Gladys; Zabsonré, J.D. (Dunod, 2017)In this work we present a deduction of the Saint-Venant–Exner model through an asymptotic analysis of the Navier–Stokes ...
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Capítulo de Libro
Modelling of bedload sediment transport for weak and strong regimes
Escalante Sánchez, Cipriano; Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Narbona Reina, Gladys (Springer, 2021)A two-layer shallow water type model is proposed to describe bedload sediment transport for strong and weak interactions ...
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Artículo
Non-hydrostatic layer-averaged approximation of Euler system with enhanced dispersion properties
Escalante Sánchez, Cipriano; Fernández Nieto, Enrique Domingo; Garres-Díaz, José; Morales de Luna, Tomás; Penel, Yohan (Springer Nature, 2023)A new family of non-hydrostatic layer-averaged models for the non-stationary Euler equations is presented in this work, ...
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Artículo
Non-hydrostatic layer-averaged approximation of Euler system with enhanced dispersion properties
Escalante Sánchez, Cipriano; Fernández Nieto, Enrique Domingo; Garres-Díaz, José; Morales de Luna, Tomás; Penel, Yohan (Springer, 2023-05-10)A new family of non-hydrostatic layer-averaged models for the non-stationary Euler equations is presented in this work, ...
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Artículo
Numerical simulations of a dispersive model approximating free-surface Euler equations
Escalante Sánchez, Cipriano; Fernández Nieto, Enrique Domingo; Morales de Luna, Tomás; Penel, Yohan; Sainte-Marie, Jacques (Springer, 2021-10-18)In some configurations, dispersion effects must be taken into account to improve the simulation of complex fluid flows. A ...
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Artículo
On a shallow water model for the simulation of turbidity currents
Morales de Luna, Tomás; Castro Díaz, Manuel Jesús; Parés Madroñal, Carlos; Fernández Nieto, Enrique Domingo (Cambridge University Press, 2009)We present a model for hyperpycnal plumes or turbidity currents that takes into account the interaction between the turbidity ...
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Artículo
On the influence of the thickness of the sediment moving layer in the definition of the bedload transport formula in Exner systems
Fernández Nieto, Enrique Domingo; Lucas, C.; Morales de Luna, Tomás; Cordier, Stephane (Elsevier, 2014)In this paper we study Exner system and introduce a modified general definition for bedload transport flux. The new ...