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Excerpt

Displacement efficiency defines the fraction of the initial pore-saturating fluid displaced in a the piston sweep by invaded fluid


LaTeX Math Block
alignmentleft
E_D = 1- \frac{V_{FLUID, \ INITITAL} - V_{FLUID, \ INVADED}}{V_{FLUID, \ INITITAL}}


Water-Oil Displacement Efficiency (

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EDow)

Water
Excerpt Include
Water-Oil Displacement Efficiency (EDwo)
Water→Oil Displacement Efficiency = EDow
Water→Oil Displacement Efficiency = EDow
nopaneltrue


Gas-Oil Displacement Efficiency (

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EDog)

Excerpt Include
Gas-Oil Gas→Oil Displacement Efficiency = EDogGas-Oil
Gas→Oil Displacement Efficiency = EDog
nopaneltrue


See also

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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petrophysics

Permeability ] [ Absolute permeability ] [ Relative permeability ] [Relative permeability @model ]