Baroclinic instabilities

Laurent Joly (1) , Patrick Chassaing (2) , Vincent Chapin (1) , Jean Reinaud (3) , J. Micallef (2) , Juan Suarez (2) , Loïc Bretonnet (2) , J. Fontane (2)

1 DAEP - Département Aérodynamique Energétique et Propulsion
2 IMFT - Institut de mécanique des fluides de Toulouse
3 School of Mathematics and Statistics [St Andrews]

1. Introduction - Illustrative examples from experiments and simulations 2. The baroclinic torque in high Froude number flows, its organization, scale and order of magnitude 3. Stability of the inhomogeneous mixing-layer 4. Transition of the inhomogeneous mixing-layer and the 2D secondary baroclinic instability 5. The strain field of 2D light jets 6. Transition to three-dimensionality in light jets and the question of side-jets 7. Baroclinic instability of heavy vortices and some elements on vortex interaction in inhomogeneous 2D turbulence

Mots clés: Variable-density; Baroclinic torque; Inertia; Shear flows; Vortex; Turbulence; Mixing

Domaines: Dynamique des Fluides [physics.flu-dyn]

Laurent Joly, Patrick Chassaing, Vincent Chapin, Jean Reinaud, J. Micallef, et al.. Baroclinic instabilities. International Summer school on Variable Density Turbulent Flows, Sep 2003, Villanova i la Geltru, Spain. pp.0. ⟨hal-04039242⟩