Lagrangian diffusion properties of a free shear turbulent jet

no code implementations • 16 Feb 2021 • Bianca Viggiano, Thomas Basset, Stephen Solovitz, Thomas Barois, Mathieu Gibert, Nicolas Mordant, Laurent Chevillard, Romain Volk, Mickael Bourgoin, Raul Bayoan Cal

The evolution of typical Lagrangian scaling parameters as a function of the developing jet is explored and results show validation of the proposed stationarisation.

Fluid Dynamics

Tracking the dynamics of translation and absolute orientation of a sphere in a turbulent flow

no code implementations • no 2011 • Robert Zimmermann, Yoann Gasteuil, Mickael Bourgoin, Romain Volk, Alain Pumir, Jean-François Pinton

We study the six-dimensional dynamics—position and orientation—of a large sphere advected by a turbulent flow.

Position Translation