Download e-book for iPad: Experimental Design in Petroleum Reservoir Studies by Mohammad Jamshidnezhad

By Mohammad Jamshidnezhad

ISBN-10: 0128030704

ISBN-13: 9780128030707

One of many major tasks for reservoir engineers is reservoir learn, which begins whilst a reservoir is explored and it maintains till the reservoir abandonment. Reservoir examine is a continuing technique and thanks to numerous purposes comparable to complexity on the floor and constrained information, there are various uncertainties in reservoir modelling and characterization inflicting problems in average history-matching and prediction stages of research. Experimental layout in Petroleum Reservoir Studies concentrates on experimental layout, a depended on approach in reservoir administration, to investigate and take the guesswork out of the uncertainties surrounding the underdeveloped reservoir. Case experiences from the Barnett shale and fractured reservoirs within the center East are only a few of the functional examples integrated. different suitable discussions on uncertainty in PVT, box functionality facts, and correct results of experimental layout all assist you achieve perception into how greater facts can enhance size instruments, your version, and your reservoir assets.

  • Apply the sensible wisdom and information now with real-world case experiences included
  • Gain self belief in deviating doubtful parameters surrounding the underdeveloped reservoir with a spotlight on software of experimental design
  • Alleviate a number of the guesswork in history-matching and prediction words with factors on uncertainty analysis

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0 0 1000 2000 3000 4000 5000 Produced Gas, % original mol Liquid Volume, % original vol. 0 6000 Pressure (psia) Final Liq. Vol. Init. Liq. Vol. Exp. Liq. Vol. Final Prod. Gas Init. Prod. Gas Exp. Prod. 27 Tuning Peng-Robinson equation of state. In multiphase flow through water-wet porous media (where water tends to contact most part of the porous media), capillary pressure (the difference between non-wetting phase pressure and wetting phase pressure) is the required force to push a hydrocarbon droplet through pores (works against the interfacial tension between nonwetting and wetting phases) [Bear, 1972].

36 Experimental Design in Petroleum Reservoir Studies Oil VVb Schematic diagram for CCE test Oil Mercury Mercury Mercury P > Pb P = Pb P < Pb Closed valve Closed valve Open valve Gas withdrawn Oil Vb Gas Oil V>Vb Oil Mercury Mercury Mercury P = Pb P < Pb P < Pb Schematic diagram for Diff. Lib. 26 Schematic diagrams for CCE and Diff. Lib. Tests. 28) where indices L and V refer to liquid and gas phases, respectively. 2 shows typical reported PVT data. Generally, crude oil contains some solution gas, and some connate water always accompanies it.

18. 3 Pressure transient data This type of data, like well logging data, gives some useful information at reservoir scale. Analysis of pressure transient data prepares information such as horizontal permeability, skin, well geometric factor, buildup pressure and average static pressure of the reservoir. Effective horizontal permeability (relative to oil or gas) calculated from pressure transient analysis is one of the most important sources for reservoir permeability. Pressure transient data are provided by analytically solving the diffusivity equation and using well testing data (pressure buildup or drawdown test).

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Experimental Design in Petroleum Reservoir Studies by Mohammad Jamshidnezhad

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