On high order ADER discontinuous Galerkin schemes for first order hyperbolic reformulations of nonlinear dispersive systems
This paper is on arbitrary high order fully discrete one-step ADER discontinuous Galerkin
schemes with subcell finite volume limiters applied to a new class of first order hyperbolic …
schemes with subcell finite volume limiters applied to a new class of first order hyperbolic …
A new class of fully nonlinear and weakly dispersive Green–Naghdi models for efficient 2D simulations
We introduce a new class of two-dimensional fully nonlinear and weakly dispersive Green–
Naghdi equations over varying topography. These new Green–Naghdi systems share the …
Naghdi equations over varying topography. These new Green–Naghdi systems share the …
Hyperbolic balance laws: residual distribution, local and global fluxes
R Abgrall, M Ricchiuto - Numerical Fluid Dynamics: Methods and …, 2022 - Springer
This review paper describes a class of scheme named “residual distribution schemes” or
“fluctuation splitting schemes”. They are a generalization of Roe's numerical flux in …
“fluctuation splitting schemes”. They are a generalization of Roe's numerical flux in …
[HTML][HTML] An efficient hyperbolic relaxation system for dispersive non-hydrostatic water waves and its solution with high order discontinuous Galerkin schemes
In this paper we propose a novel set of first-order hyperbolic equations that can model
dispersive non-hydrostatic free surface flows. The governing PDE system is obtained via a …
dispersive non-hydrostatic free surface flows. The governing PDE system is obtained via a …
Non-hydrostatic pressure shallow flows: GPU implementation using finite volume and finite difference scheme
We consider the depth-integrated non-hydrostatic system derived by Yamazaki et al. An
efficient formally second-order well-balanced hybrid finite volume finite difference numerical …
efficient formally second-order well-balanced hybrid finite volume finite difference numerical …
A general non-hydrostatic hyperbolic formulation for Boussinesq dispersive shallow flows and its numerical approximation
C Escalante, TM de Luna - Journal of Scientific Computing, 2020 - Springer
In this paper, we propose a novel first-order reformulation of the most well-known
Boussinesq-type systems that are used in ocean engineering. This has the advantage of …
Boussinesq-type systems that are used in ocean engineering. This has the advantage of …
Fully nonlinear long-wave models in the presence of vorticity
A Castro, D Lannes - Journal of Fluid Mechanics, 2014 - cambridge.org
We study here Green–Naghdi type equations (also called fully nonlinear Boussinesq, or
Serre equations) modelling the propagation of large-amplitude waves in shallow water …
Serre equations) modelling the propagation of large-amplitude waves in shallow water …
An explicit residual based approach for shallow water flows
M Ricchiuto - Journal of Computational Physics, 2015 - Elsevier
We describe fully explicit residual based discretizations of the shallow water equations with
friction on unstructured grids. The schemes are obtained by properly adapting the explicit …
friction on unstructured grids. The schemes are obtained by properly adapting the explicit …
A flexible genuinely nonlinear approach for nonlinear wave propagation, breaking and run-up
In this paper we evaluate hybrid strategies for the solution of the Green–Naghdi system of
equations for the simulation of fully nonlinear and weakly dispersive free surface waves. We …
equations for the simulation of fully nonlinear and weakly dispersive free surface waves. We …
A hyperbolic reformulation of the Serre-Green-Naghdi model for general bottom topographies
We present a novel hyperbolic reformulation of the Serre-Green-Naghdi (SGN) model for the
description of dispersive water waves. Contrarily to the classical Boussinesq-type models, it …
description of dispersive water waves. Contrarily to the classical Boussinesq-type models, it …