An Lp spaces-based formulation yielding a new fully mixed finite element method for the coupled Darcy and heat equations

GN Gatica, S Meddahi… - IMA Journal of Numerical …, 2022 - academic.oup.com
In this work we present and analyse a new fully mixed finite element method for the
nonlinear problem given by the coupling of the Darcy and heat equations. Besides the …

Numerical discretization of a Darcy-Forchheimer problem coupled with a singular heat equation

A Allendes, G Campaña, E Otárola - SIAM Journal on Scientific Computing, 2023 - SIAM
In Lipschitz domains, we study a Darcy–Forchheimer problem coupled with a singular heat
equation by a nonlinear forcing term depending on the temperature. By singular we mean …

An optimisation method for anti-blast performance of corrugated sandwich plate structure based on neural network and sparrow search algorithm

WJ Qiu, K Liu, S Zong, T Yu, J Wang… - Ships and Offshore …, 2024 - Taylor & Francis
This paper presents an optimization method for the design of marine metal sandwich plates
to enhance the anti-blast performance of ship structures. The proposed method combines a …

Darcy's problem coupled with the heat equation under singular forcing: analysis and discretization

A Allendes, G Campaña, F Fuica… - IMA Journal of …, 2024 - academic.oup.com
We study the existence of solutions for Darcy's problem coupled with the heat equation
under singular forcing; the right-hand side of the heat equation corresponds to a Dirac …

A posteriori error estimates for the time-dependent convection-diffusion-reaction equation coupled with the Darcy system

N Chalhoub, P Omnes, T Sayah, RE Zahlaniyeh - Numerical Algorithms, 2022 - Springer
In this article, we consider the time-dependent convection-diffusion-reaction equation
coupled with the Darcy equation. We propose a numerical scheme based on finite element …

Finite element methods for the Darcy-Forchheimer problem coupled with the convection-diffusion-reaction problem

T Sayah, G Semaan, F Triki - ESAIM: Mathematical Modelling and …, 2021 - esaim-m2an.org
In this article, we consider the convection-diffusion-reaction problem coupled the Darcy-
Forchheimer problem by a non-linear external force depending on the concentration. We …

A Posteriori error estimates for Darcy-Forchheimer's problem coupled with the convection-diffusion-reaction equation

T Sayah, G Semaan, F Triki - arXiv preprint arXiv:2212.13247, 2022 - arxiv.org
In this work we derive a posteriori error estimates for the convection-diffusion-reaction
equation coupled with the Darcy-Forchheimer problem by a nonlinear external source …

A posteriori error estimate for the non-stationary concentration equation coupled with the Darcy system discretized by the Raviart–Thomas finite element

N Chalhoub, P Omnes, T Sayah… - … and Applied Mathematics, 2024 - Springer
This article focuses on discretizing the convection–diffusion–reaction equation
(concentration or heat), which is time-dependent and coupled with the Darcy equation. The …

Finite element approximation for a convective Brinkman--Forchheimer problem coupled with a heat equation

G Campaña, P Muñoz, E Otarola - arXiv preprint arXiv:2403.09872, 2024 - arxiv.org
We investigate a convective Brinkman--Forchheimer problem coupled with a heat transfer
equation. The investigated model considers thermal diffusion and viscosity depending on …

[HTML][HTML] Numerical modeling of the flow in a completely saturated zone

A Charhabil, S Jelti, A Serghini, A El Hajaji - Alexandria Engineering …, 2022 - Elsevier
The flow through saturated porous soil is described by Darcy equation that generally has no
analytical solution. Therefore, we have to use numerical methods to solve it. There exist …