Page 120 - Fundamentals of Reservoir Engineering

Relative Oil Vol. (at p and T) v o 1.0000 .9769 .9609 .9449 .9298 .9152 .9022 .8884 .8744 .8603 .8459 .8296 .7794

Z−factor Z .868 .865 .863 .867 .874 .886 .901 .918 .937 .962

Gas expansion Factor E 185.24 167.22 149.05 129.83 110.32 90.73 71.39 52.55 34.31 16.71

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Cumulative Relative Gas Vol. (sc) F 8.5211 15.4942 22.4399 29.3856 35.9715 42.2048 48.7943 55.2057 61.4426 67.6723 74.9557 74.9557 All volumes are measured relative to the unit volume of oil at the bubble point pressure of 3330 psi TABLE 2.2 Results of isothermal differential liberation at 200º F

PVT ANALYSIS FOR OIL Relative Relative Gas Gas Vol. (sc) Vol. (at p and T) V g v g 8.5211 .0460 6.9731 .0417 6.9457 .0466 6.9457 .0535 6.5859 .0597 6.2333 .0687 6.5895 .0923 6.4114 .1220 6.2369 .1818 6.2297 .3728

Pressure psia (p b ) 3330 3000 2700 2400 2100 1800 1500 1200 900 600 300 14.7 (200°F) 14.7 ( 60°F)