Preparatory simulations and experiments for the DRESDYN precession dynamo

Giesecke, André; Pizzi, Federico; Wilbert, Mike; Grauer, Rainer; Kumar, Vivaswat; Anders, Sten; Ratajczak, Matthias; Gundrum, Thomas; Vogt, Tobias; Stefani, Frank

Preparatory simulations and experiments for the DRESDYN precession dynamo

Giesecke, A.; Pizzi, F.; Wilbert, M.; Grauer, R.; Kumar, V.; Anders, S.; Ratajczak, M.; Gundrum, T.; Vogt, T.; Stefani, F.

Precession represents a possibility to power the early geodynamo or the ancient lunar dynamo.
Precession driven dynamo action was found in simulations in various geometries (sph/cyl/cube).
related experiments by R. Gans yield an amplification of an external field by a factor of three.

Keywords: Dynamo; DRESDYN

Involved research facilities

DRESDYN

Poster
Fluid flow and magnetic field generation in fluids and plasmas - theory and laboratory experiments, 16.-21.10.2022, Leeds, Great Britain

Permalink: https://www.hzdr.de/publications/Publ-35505