Stokes Number
Equation
Input
Enter values in all but one input field and hit ENTER
Stk
d
me
(m)
δ
κ
λ
g
(m)
η
g
(kg m
-1
s
-1
)
m
(kg)
v
0,x
(m s
-1
)
L
(m)
Output
Stk
= 0.876335
Term List
Stk
, Stokes Number
d
me
, Mass-Equivalent Diameter
m
, Particle Mass
v
0,x
, Flow Velocity
C
c
, Cunningham Slip Correction Factor
L
, Characteristic Dimension
δ
, Porosity Factor
κ
, Envelope Shape Factor
η
g
, Dynamic Viscosity
λ
g
, Mean Free Path
Reference
{
Common knowledge:
Stokes number
,
,
Equation 31.14 of N.A. Fuchs,
The Mechanics of Aerosols
, Oxford: Pergamon Press, 1964, available as an Unabridged Dover (1989) republication.
}
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