Magnetohydrodynamic experiments on cosmic magnetic fields

F Stefani, A Gailitis, G Gerbeth - ZAMM‐Journal of Applied …, 2008 - Wiley Online Library
It is widely known that cosmic magnetic fields, ie the fields of planets, stars, and galaxies, are
produced by the hydromagnetic dynamo effect in moving electrically conducting fluids. It is …

[图书][B] Mathematical aspects of natural dynamos

E Dormy, AM Soward - 2007 - taylorfrancis.com
Although the origin of Earth's and other celestial bodies' magnetic fields remains unknown,
we do know that the motion of electrically conducting fluids generates and maintains these …

On modeling and eddy-resolving simulations of flow, turbulence, mixing and heat transfer of electrically conducting and magnetizing fluids: A review

S Kenjereš - International Journal of Heat and Fluid Flow, 2018 - Elsevier
The paper provides a concise review of previous and current trends in modeling and
simulations of flow and heat transfer of electrically conducting and magnetizing fluids. For …

Numerical simulation of the Tayler instability in liquid metals

N Weber, V Galindo, F Stefani, T Weier… - New Journal of …, 2013 - iopscience.iop.org
The electrical current through an incompressible, viscous and resistive liquid conductor
produces an azimuthal magnetic field that becomes unstable when the corresponding …

The influence of current collectors on Tayler instability and electro-vortex flows in liquid metal batteries

N Weber, V Galindo, J Priede, F Stefani, T Weier - Physics of Fluids, 2015 - pubs.aip.org
The Tayler instability (TI) is a kink-type flow instability which occurs when the electrical
current through a conducting fluid exceeds a certain critical value. Originally studied in the …

An interior penalty Galerkin method for the MHD equations in heterogeneous domains

JL Guermond, R Laguerre, J Léorat, C Nore - Journal of Computational …, 2007 - Elsevier
The Maxwell equations in the magnetohydrodynamic (MHD) limit in heterogeneous domains
composed of conducting and non-conducting regions are solved by using Lagrange finite …

Effect of magnetic boundary conditions on the dynamo threshold of von Kármán swirling flows

C Gissinger, A Iskakov, S Fauve, E Dormy - Europhysics Letters, 2008 - iopscience.iop.org
We study the effect of different boundary conditions on the kinematic dynamo threshold of
von Kármán type swirling flows in a cylindrical geometry. Using an analytical test flow, we …

Ambivalent effects of added layers on steady kinematic dynamos in cylindrical geometry: application to the VKS experiment

F Stefani, M Xu, G Gerbeth, F Ravelet… - European Journal of …, 2006 - Elsevier
The intention of the “von Kármán sodium”(VKS) experiment is to study the hydromagnetic
dynamo effect in a highly turbulent and unconstrained flow. Much effort has been devoted to …

A hybrid finite difference–boundary element procedure for the simulation of turbulent MHD duct flow at finite magnetic Reynolds number

V Bandaru, T Boeck, D Krasnov… - Journal of Computational …, 2016 - Elsevier
A conservative coupled finite difference–boundary element computational procedure for the
simulation of turbulent magnetohydrodynamic flow in a straight rectangular duct at finite …

Turbulent kinematic dynamos in ellipsoids driven by mechanical forcing

KS Reddy, B Favier, M Le Bars - Geophysical Research Letters, 2018 - Wiley Online Library
Dynamo action in planetary cores has been extensively studied in the context of
convectively driven flows. We show in this letter that mechanical forcings, namely, tides …