Poiseuille law

Law used to calculate the total volume that flows through a capillary tube in relation to its viscosity.

Source:Université en ligne Unisciel[1]

Formula

q_{v} = \frac{\pi ~R^{4} \Delta P}{8 \eta l} where qv is the volume flow rate, R the cylinder radius, l its length, η viscosity coefficient of the liquid and ΔP the difference between the input and the output pressure.

  1. Université en ligne Unisciel

    Traduction par Unisciel