... 1985 Copyright 1985, Society of Petroleum Engineers flow equation transformation curvilinear grid upstream oil & gas fluid dynamics curvilinear coordinate system gulf research leventhal reservoir simulation boundary flow in porous media mixed derivative term upper boundary...

... transition upstream oil & gas displacement characteristic pseudoproperty grid simulation crossbedded reservoir zone flow in porous media reservoir zone permeability transition reservoir simulation Detailed studies of the effect of reservoir heterogeneities on water/oil displacement...

... recovery upstream oil & gas relative permeability viscosity relative permeability curve flow in porous media weinbrandt unconsolidated sand permeability berea core injection oil relative permeability elevated temperature trans saturation absolute permeability fluid dynamics...

... Anisotropic Media," Flow Through Porous Media , American Chemical Soc , Washington, DC . ( 1970 ) 8 , 159 – 78 . 4. Johnson , E.F. , Bossler , D.P. , and Naumann , V.O. : "Calculation of Relative Permeability from Displacement Experiments," J. Pet. Tech. ( Jan 1959 ) 61 – 63...

... weighting enhanced recovery procedure upstream weighting upstream oil & gas reservoir simulator fluid dynamics pvt measurement petroleum engineer journal flow in porous media point upstream viscosity The grid-orientation effect is a well-known phenomenon in finite-difference reservoir...

... d p ρ . 4 11 1983 27 9 1984 6 6 1984 1 10 1985 1 10 1985 Copyright 1985, Society of Petroleum Engineers enhanced recovery proportionality equation oil finger velocity potential saturation wavelength flow in porous media water finger porous...

... petroleum engineer journal production control complex reservoir time period upstream oil & gas reservoir characterization flow in porous media boundary condition reservoir surveillance fluid dynamics samaniego-v Figure 3 Schematic of system examined by the approximate solution...

... permeability upstream oil & gas matrix cell checker model porosity fractured reservoir transfer function flow in porous media fluid dynamics petroleum engineer journal dimension complex reservoir black-oil model model cell Fractured reservoir models were developed to simulate fluid...

... distribution buckley-leverett problem shock front location flow in porous media cardwell nonzero initial condition upstream oil & gas (3) Δ x = u t d f w d S w | S w t . Owing to the bell-shaped property of d f w / d S w as a function...

... loss control classical theory filter cake fluid dynamics well control leakoff laboratory data pressure drop drilling fluid management & disposal invaded zone flow in porous media batch annular pressure drilling The flow of fracturing fluid into the reservoir can be described...

... radial flow assumption flow in porous media drillstem/well testing drillstem testing reservoir boundary equation chappelear petroleum engineer journal assumption peaceman 7 abou-kassem Handling of wells in reservoir simulators presents several difficulties that require special...

... 1 8 1985 concentration dispersion coefficient upstream oil & gas tritium flow in porous media brine berea dispersion straight line permeability fluid dynamics tracer sandpack dispersivity relative permeability tracer concentration phase saturation saturation enhanced...

... differential equation flow in porous media upstream mobility weighting wheeler numerical procedure assumption numerical reservoir simulation There are many unsolved problems in the field of simulation of fluid flow in a porous medium. A class of common difficulties can be collectively designated...

... micellar fluid (Test 1). 5 10 1983 25 5 1984 13 9 1984 1 8 1985 1 8 1985 Copyright 1985, Society of Petroleum Engineers surfactant drilling fluid chemistry flow in porous media salinity chemical flooding methods fluid dynamics sulfonate clay selectivity...

... favorably affect the recovery efficiency of an immiscible gas-injection process. relative permeability gas injection method reservoir simulation displacement gravity drainage oil saturation analytical model permeability stratified reservoir flow in porous media enhanced recovery gravity-stable...

... specifically toward the development of foamlike dispersions of dense CO 2 in aqueous surfactant solutions for use in the control of mobility ratio in CO 2 floods. We have searched the literature for applicable information, and have re-examined several studies of foam flow in porous media. In most cases...

... reservoir simulation calculation equation approximation hungarian hydrocarbon inst flow in porous media fluid dynamics petroleum engineer journal thermodynamic property fluid system compositional model pressure difference A common feature of the models presented previously is that all use...

... convergence cauchy problem galerkin scheme uniqueness constraint equation reservoir simulation coefficient upstream oil & gas collocation upstream collocation fluid dynamics saturation buckley-leverett problem gradient converge flow in porous media numerical solution petroleum engineer...

... interference test drillstem testing test data permeability rate pulse analytical model interference vertical permeability tight zone perforation test analysis type-curve match numerical model upstream oil & gas fluid dynamics equation flow in porous media petroleum engineer journal...

... skin factor dimensionless time flow in porous media fluid dynamics We consider skin regions of finite thickness with permeabilities different from the formation permeabilities. In this case, we also consider situations in which the vertical permeability is equal to or different from...