A property characterising agility of the reservoir fluid under pressure gradient and quantified as a value of reservoir permeability normalised by dynamic fluid viscosity:

M = \frac{k}{\mu}

where 

formation permeability to a given fluid (which vary for different fluids)

dynamic fluid viscosity


See also


Physics /  Fluid Dynamics / Percolation

Petroleum Industry / Upstream / Subsurface E&P Disciplines / Field Study & Modelling / [ Complex reservoir properties ] [ Basic diffusion model parameters ]

Petrophysics ] [ Basic reservoir properties ] [ Permeability ] [ Absolute permeability ]  [Relative permeability] [ Wettability ]   [ Phase mobility ] [ Relative phase mobilities ] [ Relative Reservoir Fluid Mobility ]