Turbulent Taylor-Couette Flow (Re=4000)

Simulation of the start of a Taylor-Couette instability at a Reynolds number of 4000.
Simulated with the open-source software Lethe: chaos-polymtl.github.io/lethe...
#cfd #lethecfddem #chaospolymtl #lethe

[@phananhtrinh5707]

What a nice simulation. Could you tell me what equation did you use to calculate the Reynold number ?