... experimental data well log laboratory resistivity measurement resistivity measurement core sample resistivity index water saturation flow in porous media resistivity log Introduction Relative permeability is required in almost all aspects of reservoir engineering dealing with fluid flowing...

... from horizontal wells are not satisfactory, and in most cases productivity index of horizontal wells is equal or even less than vertical wells, therefore the reasons should be investigated. geology porosity spe 129640 directional drilling persian oil field fluid dynamics water saturation...

... production contribution modeling & simulation iso production influx water saturation enhanced recovery drilling operation water breakthrough breakthrough production profile contribution upstream oil & gas valve oil production completion string application directional drilling...

... network fluid dynamics artificial neural network formation damage water saturation permeability mechanism artificial intelligence formation sensitivity temperature 1 machine learning mathematical model drilling fluids and materials reservoir flow in porous media prediction oil water...

... ) (4) f w = V w V ( t ) Owing to water cut is the function of water saturation: f w = f w ( S w ), and water saturation is the function of distance and time, continuity equation can be converted to the following equation based on derivation low of compound...

... water saturation numerical model capillary pressure curve magnetic resonance nmr deliverability forecasting reservoir well deliverability borehole image spe 131363 Introduction One of main objectives of formation evaluation at openhole condition is to identify and characterize reservoir...

... change factor resulted by polymer flooding in saturation calculation. The comparison result with sealed coring analysis data shows that the water saturation calculation precision of new model is higher with average absolute error of 6.4%, which can meet the need of production. The saturation model...

... intelligence water saturation modeling evaluation capillary pressure model consistency spe 131502 permeability society of petroleum engineers project team Introduction The Baram Delta Operations (BDO) area, which consists mainly of nine oil producing fields ( Figure 1 ) and a number of gas...

... permeability to gas as well as water saturation, making it ideal for simulation purposes: (1) β = 1432.6 k g 0.5 [ ϕ ( 1 − S w ) ] 1.5 β -parameter is given in 1/cm, k g [effective permeability to gas] is in Darcy, and S w [water saturation...

... petrophysics were analyzed. Three new formation evaluation parameters for tight gas reservoir are proposed involving mainstream throat radius, movable water saturation and gas threshold pressure gradient (GTPG). Results of the constant-rate controlled mercury injection indicated that the mainstream throat...

... reservoir to reduce uncertainty and to assess the degree of heterogeneity of the endpoints. saturation endpoint oil sand reservoir operation recovery factor relative permeability water saturation upstream oil & gas oil saturation case 1 relative permeability curve coefficient reservoir...

... 0.32 0.5 Drive Mechanism Depletion Drive Porosity 4.7% 9.2% 18.9% Fluid Viscosity, cP 0.022 Water Saturation (S wi ) 0.15% 45% 0.50% True Vertical Depth, m 2848.7 Net Thickness, m 8 10 12 UBD Length, m 822.26 Reservoir Pressure, kPa 26192 27570 28949 Borehole...

... of including the tortuasity of the porous media which is totally ignored by all preceding methods. As a matter of necessity an analytical method was introduced to calculate tortuasity from capillary pressure curves. In fact the new approach applies tortuasity, connate water saturation in addition to capillary...

... Abstract One of the most important parameters calculated by reservoir engineers in a waterflood project is the variation of the average water saturation with time to estimate the recovery factor. For years, that average water saturation after breakthrough has been obtained by finding...

..., uncertainties in resistivity have only a minor effect on the formation water saturation of producers due to high formation resistivity which dominate the saturation calculation. Formation evaluation of water injectors drilled in water swept areas of thick carbonate reservoir is different due to low formation...

... sandstones and larger pores have been produced; 3) water saturations of watered samples have decreased rapidly and consequently their gas deliverability increases greatly. At last, it is concluded that water blocking clean up by MW heating has encouraging future in field application, further laboratory...

... values, were selected for testing. The various analyses were conducted to represent a range of field displacement mechanisms where viscous, capillary or gravity forces may dominate. countercurrent imbibition imbibition sgr water saturation flow in porous media displacement brine society...

... measurement can be inferred from the responses of two tracers with different partition coefficients. breakthrough fractional flow saturation water saturation tracer mobile oil displacement viscosity ratio residual oil saturation measurement enhanced recovery spe 64627 equilibrium chemical...

... 64768 log analysis water air displacement artificial sample rock sample oil water displacement ct technique variation water saturation SPE 64768 Determining Petrophysical Parameters of Rock during Phase Displacement with CT Technique Zhongyuan Tian, Lianhai Lu / Henan Petroleum Expl. Bureau...

... permeability reservoir evaluation log analysis saturation porosity oilfield development watercut resistivity international symposium society of petroleum engineers water saturation china interpretation determination jiang wenda fluid dynamics shale content reservoir geologist geology...