Turbulence & Rheology, Dr. D. Penney
REYNOLD'S NUMBER (Re) (Sir Osborne Reynolds, 1883)
Re = vDp/Eta ........ "2000"
Where: D is diameter, v = velocity, p = density
or ..... Re = vrp/Eta ....... "1000"
Where: r is radius
(when axial flow velocity is used, the critical value is 2000 using r)
or ...... Re = Fp/r . pie . Eta
Where: F is flow
See Example of Reynold's Number
See Greek Alphabet
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