Flow around a 2D circular cylinder at Re=500,000

Vorticity patterns around a two-dimensions circular cylinder at Re=500,000. Simulation performed through the Diffused Vortex Hydrodynamics model developed at CNR-INSEAN. D. Durante, E. Rossi , A. Colagrossi, G. Graziani, “Numerical simulations of the transition from laminar to chaotic behaviour of the planar vortex flow past a circular cylinder“, Commun Nonlinear Sci Numer Simulat 48 (2017) 18–38