https://github.com/sedfoam/sedfoam/blob/master/solver/interfacialModels/dragModels/Engelund/Engelund.H file

Original source file Engelund.H

Classes

class Foam::Engelund
H, Enwald, E. Peirano, A-E Almstedt 'Eulerian Two-Phase Flow Theory Applied to Fluidization' Int. J. Multiphase Flow, Vol. 22, Suppl, pp. 21-66 (1996) Eq. 104, p. 42.