A fully decoupled linearized finite element method with second-order temporal accuracy and unconditional energy stability for incompressible MHD equations

GD Zhang, X He, X Yang - Journal of computational physics, 2022 - Elsevier
For highly coupled nonlinear incompressible magnetohydrodynamic (MHD) system, a well-
known numerical challenge is how to establish an unconditionally energy stable linearized …

[KSIĄŻKA][B] Property-preserving numerical schemes for conservation laws

D Kuzmin, H Hajduk - 2024 - World Scientific
Many mathematical models of continuum mechanics are derived from integral conservation
laws. Examples of such models include the Euler and Navier–Stokes equations of fluid …

[HTML][HTML] A nodal based high order nonlinear stabilization for finite element approximation of Magnetohydrodynamics

TA Dao, M Nazarov - Journal of Computational Physics, 2024 - Elsevier
We present a novel high-order nodal artificial viscosity approach designed for solving
Magnetohydrodynamics (MHD) equations. Unlike conventional methods, our approach …

A high-order residual-based viscosity finite element method for the ideal MHD equations

TA Dao, M Nazarov - Journal of Scientific Computing, 2022 - Springer
We present a high order, robust, and stable shock-capturing technique for finite element
approximations of ideal MHD. The method uses continuous Lagrange polynomials in space …

An implicit monolithic AFC stabilization method for the CG finite element discretization of the fully-ionized ideal multifluid electromagnetic plasma system

MM Crockatt, S Mabuza, JN Shadid, S Conde… - Journal of …, 2022 - Elsevier
This study considers an implicit finite element formulation for an ideal fully-ionized multifluid
electromagnetic plasma system. The formulation is based on fully-implicit Runge-Kutta time …

[HTML][HTML] Monolithic parabolic regularization of the MHD equations and entropy principles

TA Dao, M Nazarov - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
We show at the PDE level that the monolithic parabolic regularization of the equations of
ideal magnetohydrodynamics (MHD) is compatible with all the generalized entropies, fulfills …

A divergence-conforming hybridized discontinuous Galerkin method for the incompressible magnetohydrodynamics equations

TA Gleason, EL Peters, JA Evans - arxiv preprint arxiv:2201.01906, 2022 - arxiv.org
We introduce a new hybridized discontinuous Galerkin method for the incompressible
magnetohydrodynamics equations. If particular velocity, pressure, magnetic field, and …

Study on validity of low-magnetic-Reynolds-number assumption for hypersonic magnetohydrodynamic control

S Peng, K **, X Zheng - AIAA Journal, 2022 - arc.aiaa.org
When the magnetic Reynolds number R em≪ 1, the induced magnetic field caused by the
applied electric field E 0 and the applied magnetic field B 0 can be neglected for …

Viscous regularization of the MHD equations

TA Dao, L Lundgren, M Nazarov - SIAM Journal on Applied Mathematics, 2024 - SIAM
Nonlinear conservation laws such as the system of ideal magnetohydrodynamics (MHD)
equations may develop singularities over time. In these situations, viscous regularization is a …

[PDF][PDF] Convergence analysis of some finite element parallel algorithms for the stationary incompressible MHD equations

X Dong, Y He - Journal of Computational Mathematics, 2024 - global-sci.com
By combination of iteration methods with the partition of unity method (PUM), some finite
element parallel algorithms for the stationary incompressible magnetohydrodynamics (MHD) …