The "Cottbus Geophysical Facility 3" (CoGeoF3)

also/formally known as "large Taylor-Couette"

Further Information

Dipl.-Phys. Sebastian Merbold
T +49 (0) 355 69 3383
F +49 (0) 355 69 4891
sebastian.merbold(at)b-tu.de
LG3, Raum 122

inner radius ri35, 50[mm]
outer radius ro70 [mm]
liquid hight d700 [mm]
gap width35, 20 [mm]
radi ratio η0.5, 0.71
Shear Reynolds Number103 - 106
inner rotation rate Ωi20 [Hz]
outer rotation rate Ωo80 [HZ]

-Torque measurement unit inside inner cylinder

shear Reynols number

\begin{displaymath}Re_s = {{2 R_1 R_2} \over {R_2 + R_1}} \cdot {{(R_2-R_1) ( \Omega_2 - \Omega_1)} \over {\nu}}\end{displaymath}

Literature:
Merbold, et al, Phys. Rev. E, 87:023014, 2013