[HTML][HTML] A family of well-balanced WENO and TENO schemes for atmospheric flows

A Navas-Montilla, I Echeverribar - Journal of Computational Physics, 2023 - Elsevier
We herein present a novel methodology to construct very high order well-balanced schemes
for the computation of the Euler equations with gravitational source term, with application to …

Drivers for mass and momentum exchange between the main channel and river bank lateral cavities

P Ouro, C Juez, M Franca - Advances in Water Resources, 2020 - Elsevier
Abstract Large-Eddy Simulations (LES) are used to investigate the governing processes
involved in mass and momentum transfer between the flow in the main channel and …

A comprehensive explanation and exercise of the source terms in hyperbolic systems using Roe type solutions. Application to the 1D-2D shallow water equations

J Murillo, A Navas-Montilla - Advances in Water Resources, 2016 - Elsevier
Powerful numerical methods have to consider the presence of source terms of different
nature, that intensely compete among them and may lead to strong spatiotemporal …

[HTML][HTML] Exploring the potential of TENO and WENO schemes for simulating under-resolved turbulent flows in the atmosphere using Euler equations

A Navas-Montilla, J Guallart, P Solán-Fustero… - Computers & …, 2024 - Elsevier
This paper focuses on the design and analysis of very high-order finite volume methods for
the computation of simplified meso-and micro-scale atmospheric flows. In a dry atmosphere …

Depth-averaged unsteady RANS simulation of resonant shallow flows in lateral cavities using augmented WENO-ADER schemes

A Navas-Montilla, C Juez, MJ Franca… - Journal of Computational …, 2019 - Elsevier
Turbulent shallow flows are characterized by the presence of horizontal large-scale vortices,
caused by local variations of the velocity field. Apart from these 2D large vortices, small …

Multiwavelet-based mesh adaptivity with Discontinuous Galerkin schemes: Exploring 2D shallow water problems

D Caviedes-Voullième, N Gerhard, A Sikstel… - Advances in Water …, 2020 - Elsevier
In Gerhard et al.(2015a) a new class of adaptive Discontinuous Galerkin schemes has been
introduced for shallow water equations, including the particular necessary properties, such …

2D well-balanced augmented ADER schemes for the shallow water equations with bed elevation and extension to the rotating frame

A Navas-Montilla, J Murillo - Journal of Computational Physics, 2018 - Elsevier
In this work, an arbitrary order augmented WENO-ADER scheme for the resolution of the 2D
Shallow Water Equations (SWE) with geometric source term is presented and its application …

Formulation of exactly balanced solvers for blood flow in elastic vessels and their application to collapsed states

J Murillo, A Navas-Montilla, P García-Navarro - Computers & Fluids, 2019 - Elsevier
In this work, numerical solvers based on extensions of the Roe and HLL schemes are
adapted to deal with test cases involving extreme collapsing conditions in elastic vessels. To …

2D experiments and numerical simulation of the oscillatory shallow flow in an open channel lateral cavity

A Navas-Montilla, S Martínez-Aranda, A Lozano… - Advances in Water …, 2021 - Elsevier
Steady shallow flows past an open channel lateral cavity can induce the excitation of an
eigenmode of a gravity standing wave inside the cavity, called seiche, which may be …

Finite volume models and efficient simulation tools (EST) for shallow flows

S Martínez-Aranda, J Fernández-Pato… - Advances in fluid …, 2022 - Springer
Shallow-type mathematical models are built in the context of free surface flows over the main
hypothesis that the flow layer depth is smaller than a relevant horizontal length scale. There …