... pseudoplastic model concentration newtonian shear rate direct determination conversion viscosity drilling fluids and materials viscometer newtonian model drilling fluid formulation shear rate rs model artificial intelligence drilling fluid chemistry shear stress hb model flow curve fluid model...

... approximation coefficient wellbore storage laplace transformation dimensionless sandface flow rate equation artificial intelligence dimensionless time spherical flow drillstem/well testing pressure transient analysis reservoir surveillance expression upstream oil & gas production control...

... is dropped, Eq. 1 becomes correlation superficial gas velocity machine learning equation bhp prediction godbey-dimon model gilbert 3 tech brownscombe analytical solution prediction gradient bhp estimation gas-void fraction podio artificial intelligence liquid column drillstem testing...

... . cosurfactant concentration pseudocomponent pseudophase amphiphilic species fraction material balance phase behavior plane chemical flooding methods pvt measurement artificial intelligence brine enhanced recovery upstream oil & gas salinity composition pseudophase model partition...

... property equation simulation shear rate drilling fluid formulation drilling fluid chemistry filtration filtrate hydraulic fracturing viscosity calculation artificial intelligence fluid loss upstream oil & gas leakoff coefficient reservoir coefficient fracture fluid assumption fluid...

... ramesh reservoir simulation correspond artificial intelligence grid effect grid displacement equation fluid dynamics modeling & simulation injection well differential equation flow in porous media upstream mobility weighting wheeler numerical procedure assumption numerical reservoir...

... coefficient equilibrium difference equation pressure equation differential equation artificial intelligence application primary variable timestep equation of state reservoir simulation calculation equation approximation hungarian hydrocarbon inst flow in porous media fluid dynamics petroleum...

... EOR schemes based on frontal displacement. 27 8 1982 10 8 1984 13 6 1984 1 6 1985 1 6 1985 Copyright 1985, Society of Petroleum Engineers buckley-leverett solution error analysis orthogonal collocation two-phase immiscible flow artificial intelligence...

... constant-rate line source finite-radius source reservoir 1 pressure transient analysis pressure response relative size dimensionless time line-source reservoir superposition artificial intelligence bessel function constant-pressure subregion finite-radius reservoir Pressure interference...

... reservoir simulation artificial intelligence regression coefficient correlation upstream oil & gas infinite ratio case machine learning regression equation reserves evaluation analytical representation influence function estimates of resource in place standard error van everdingen-hurst...

... line mbh function reservoir flow regime 2 fracture system artificial intelligence flow regime 1 production control production monitoring drillstem/well testing pseudosteady-state flow pressure transient testing pressure transient analysis fractured reservoir naturally fractured reservoir...

... reaction computer calculation constraint well flow equation equation injection fraction artificial intelligence elimination steam-assisted gravity drainage enhanced recovery production monitoring waterflooding gaussian elimination production logging fluid dynamics petroleum engineer...

... heat flow upstream oil & gas fracture artificial intelligence In this paper, we present a numerical method for simulating transient nonisothermal, two-phase flow of water in a fractured porous medium. The method is based on a generalization of a concept originally proposed by Barenblatt...

... saturation timestep equation artificial intelligence flow in porous media capillary pressure pressure drop displacement upstream oil & gas constraint A significant limitation to our understanding of the dynamics of multiphase fluids in porous media is the inability to connect the physics...

... artificial intelligence enhanced recovery coefficient variation relative permeability reservoir characterization sensitivity porosity distribution history average value history matching The utility of reservoir simulation in predicting reservoir behavior is limited by the accuracy...

...-parson vertical stratification discrete solution displacement reservoir real-time basis mobility ratio reznik artificial intelligence waterflooding vertical stratification discrete solution cir case cip case enhanced recovery property time constraint fluid dynamics breakthrough production...

... concentration logic programming oil displacement artificial intelligence chemical flooding methods surfactant concentration pvt measurement fleming boundary condition logic & formal reasoning relative permeability soc reservoir simulation petroleum engineer journal In a previous paper...

... grid mixed finite-element method artificial intelligence galerkin method concentration procedure enhanced recovery petroleum engineer journal convergence rate This paper considers the miscible displacement of one incompressible fluid by another in a horizontal reservoir Ω ⊂ R 2 over...

... t f u →   d t , where (1− f w ) z= 1 = fractional flow of oil at the outlet of the process (i.e., a producer well), u → = injection concentration of chemicals, which is the control variable vector for the process, equation optimization artificial...

... dependence propane asphaltene scale remediation upstream oil & gas scale inhibition resin production chemistry bubblepoint hydrate inhibition flocculation artificial intelligence hydrate remediation titration experiment oilfield chemistry asphaltene flocculation enhanced recovery...