Mode competition in cylindrical flows driven by sidewall oscillations

Panades, C., Marques, F. and Meseguer, A.

(a) B1 chaotic solution corresponding to Fig. 15 (b) Irregular bursts corresponding to Fig. 24

(a) Chaotic solution for (St,Re)=(14,500) showing a horizontal section of axial vorticity at a quarter of the cylinder height.

(b) Irregular bursting solution for (St,Re)=(17,550) showing a horizontal section of axial vorticity at a quarter of the cylinder height.