Taylor Vortex Flow



Onset
Well-developed flow
Transitions between different states
(Picture courtesy G. Ahlers)

Measurements of Torque G:


(Donnelly and Simon, J. Fluid Mech. 7 (1960) 401)

Non-smooth behavior at the transition point to Taylor vortices.





More complicated flows for co-rotating cylinders:

Twisted Taylor vortices




Wavy inflow boundaries




Wavelets


(Andereck, Liu and Swinney, J. Fluid Mech. 164 (1986) 155)



Map of flow regimes for independently rotating cylinders:


(Andereck, Liu and Swinney, J. Fluid Mech. 164 (1986) 155)