Port-Hamiltonian formulations for the modeling, simulation and control of fluids

FL Cardoso-Ribeiro, G Haine, Y Le Gorrec… - Computers & …, 2024 - Elsevier
This paper presents a state of the art on port-Hamiltonian formulations for the modeling and
numerical simulation of open fluid systems. This literature review, with the help of more than …

[HTML][HTML] An asymptotic-preserving and exactly mass-conservative semi-implicit scheme for weakly compressible flows based on compatible finite elements

E Zampa, M Dumbser - Journal of Computational Physics, 2025 - Elsevier
We present a novel asymptotic-preserving semi-implicit finite element method for weakly
compressible and incompressible flows based on compatible finite element spaces. The …

[HTML][HTML] Lie–Poisson Neural Networks (LPNets): Data-based computing of Hamiltonian systems with symmetries

C Eldred, F Gay-Balmaz, S Huraka, V Putkaradze - Neural Networks, 2024 - Elsevier
An accurate data-based prediction of the long-term evolution of Hamiltonian systems
requires a network that preserves the appropriate structure under each time step. Every …

A finite element method for MHD that preserves energy, cross-helicity, magnetic helicity, incompressibility, and div B= 0

ES Gawlik, F Gay-Balmaz - Journal of Computational Physics, 2022 - Elsevier
We construct a structure-preserving finite element method and time-stepping scheme for
inhomogeneous, incompressible magnetohydrodynamics (MHD). The method preserves …

Reconciling and improving formulations for thermodynamics and conservation principles in Earth System Models (ESMs)

PH Lauritzen, NKR Kevlahan… - Journal of Advances …, 2022 - Wiley Online Library
This paper provides a comprehensive derivation of the total energy equations for the
atmospheric components of Earth System Models (ESMs). The assumptions and …

Mass, momentum and energy preserving FEEC and broken-FEEC schemes for the incompressible Navier–Stokes equations

V Carlier, M Campos Pinto… - IMA Journal of Numerical …, 2024 - academic.oup.com
In this article we propose two finite-element schemes for the Navier–Stokes equations,
based on a reformulation that involves differential operators from the de Rham sequence …

Helicity-conservative finite element discretization for incompressible MHD systems

K Hu, YJ Lee, J Xu - Journal of Computational Physics, 2021 - Elsevier
We construct finite element methods for the incompressible magnetohydrodynamics (MHD)
system that precisely preserve the magnetic and cross helicity, the energy law and the …

A mass-, kinetic energy-and helicity-conserving mimetic dual-field discretization for three-dimensional incompressible Navier-Stokes equations, part I: Periodic …

Y Zhang, A Palha, M Gerritsma, LG Rebholz - Journal of Computational …, 2022 - Elsevier
We introduce a mimetic dual-field discretization which conserves mass, kinetic energy and
helicity for three-dimensional incompressible Navier-Stokes equations. The discretization …

High-order conservative and accurately dissipative numerical integrators via auxiliary variables

BD Andrews, PE Farrell - arXiv preprint arXiv:2407.11904, 2024 - arxiv.org
Numerical methods for the simulation of transient systems with structure-preserving
properties are known to exhibit greater accuracy and physical reliability, in particular over …

Variational and thermodynamically consistent finite element discretization for heat conducting viscous fluids

ES Gawlik, F Gay-Balmaz - Mathematical Models and Methods in …, 2024 - World Scientific
Respecting the laws of thermodynamics is crucial for ensuring that numerical simulations of
dynamical systems deliver physically relevant results. In this paper, we construct a structure …