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Buoyancy forces in reservoir fluids (view source)
Revision as of 18:00, 7 April 2014
, 18:00, 7 April 2014no edit summary
:<math>P_b = (\rho_w - \rho_{nw})gh</math>
:<math>P_b = (\rho_w - \rho_{nw})gh</math>
where Pb is the buoyancy pressure; ρw and ρnw are the specific gravities of the wetting and nonwetting phases respectively; g is the acceleration of gravity; and h is the height above the free-water level.
where
* Pb is the buoyancy pressure;
* ρw and ρnw are the specific gravities of the wetting and nonwetting phases respectively;
* g is the acceleration of gravity; and
* h is the height above the free-water level.
The equation for capillary forces is given by
The equation for capillary forces is given by