Stokes number
Input(s)
\(\tau\): Relaxation Time of the Particle (s)
Uo: Fluid Velocity of the Flow Well away from the Obstacle \((\mathrm{m} / \mathrm{s})\)
dc: Characteristic Dimension of the Obstacle (m)
Output(s)
Stk: Stokes Number (dimensionless)
Formula(s)
\[
\mathrm{Stk}=\tau * \frac{\mathrm{Uo}}{\mathrm{dc}}
\]
Reference(s)
Wikipedia.org.