Assessing Technical and Economic Recovery of Oil Resources

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Producing OWCAdapted from Oxy Permian Ltd.,(2005), Personal Communication andPresentation Slides, February 2005).Figure 18. Example Log from the Transition Zone Pilot at the Denver Unit9,0008,000TZSS Project StartDAILY RATE (BPD)7,0006,0005,0004,0003,000MPZ CO 2ResponseTZ CO 2ResponseFCST WF OIL PRDBaseline WF Oil ProductionACT OIL PRDACT Oil ProductionFCST OIL PRDFCST CO 2 and WF OilProduction2,0001,00001980 1985 1990 1995 2000 2005 2010 2015 2020YEARFigure 19. Denver Transition Zone (TZSS) Oil Response (27 patterns)3-5 February 2006
10,000Oil Production in BOPD5,000Baseline MPZ CO 2 OilProductionActual Oil ProductionFCST MPZ and TZ/ROZOil Production1,000JAN 90JAN 91JAN 92JAN 93JAN 94JAN 95JAN 96JAN 97JAN 98JAN 99JAN 00JAN 01JAN 02JAN 03JAN 04JAN 05JAN 06JAN 07JAN 08JAN 09JAN 10JAN 11Figure 20. Denver Transition Zone (Phase I Area) Oil Response(Phase I look back)DAILY RATE (BPD)7,0006,0005,0004,0003,0002,000Baseline WF Oil ProductionBaseline MPZ CO 2 Oil ProductionACT Oil ProductionFCST MPZ and TZ/ROZ OilProductionMPZ CO 2ResponseTZ Phase 2Project StartFCST WF OIL PRDACT OIL PRDFCST OIL PRDAnticipated TZ CO 2Response1,00001980 1985 1990 1995 2000 2005 2010 2015 2020YEARFigure 21. Denver Transition Zone (Phase 2 Area) Oil Response3-6 February 2006
Page 1 and 2: ASSESSING TECHNICAL AND ECONOMICREC
Page 3: ASSESSING TECHNICAL AND ECONOMIC RE
Page 6 and 7: EXECUTIVE SUMMARYOur first study,
Page 8 and 9: have favorable TZ/ROZ characteristi
Page 10 and 11: 8. The technically recoverable ROZ/
Page 12 and 13: When conducted simultaneously, each
Page 14 and 15: saturation left after waterflooding
Page 16 and 17: 4800Oil Saturation %100 04850490049
Page 18 and 19: WEOil TrapROZROZProducingOWCBase of
Page 20 and 21: WEOil TrapROZROZProducingOWCBase of
Page 22 and 23: 5,400 5,300 5,200 5,100 5,0006,000
Page 24 and 25: 6,000 5,900 5,800 5,700 5,600 5,500
Page 26 and 27: C. Evidence for ROZs in the Permian
Page 28 and 29: III. EVALUATING OIL RECOVERY FROM R
Page 30 and 31: Estimates of MPZ and ROZ oil produc
Page 34 and 35: The initial forecasts of oil respon
Page 36 and 37: B. Sample ROZ Oil Fields. Five majo
Page 38 and 39: Basin Name Permian West Texas 8A15
Page 40 and 41: Seminole San Andres Unit Production
Page 42 and 43: Basin Name Permian West Texas 8A19
Page 44 and 45: Basin Name Permian East New Mexico4
Page 46 and 47: IV. CALIBRATING THE OIL RECOVERY MO
Page 48 and 49: PROPHET input file to account for t
Page 50 and 51: 1,400Reservoir Simulation1,200Proph
Page 52 and 53: Table 3. Technical Oil Recovery Tot
Page 54 and 55: the full TZ in the TZ/ROZ CO 2 -EOR
Page 56 and 57: • Methodology. Reservoir simulati
Page 58 and 59: Development of the reservoir starte
Page 60 and 61: VI. ECONOMICALLY RECOVERABLE OILRES
Page 62 and 63: • Finally, the largest single cos
Page 64 and 65: These 1.4 billion barrels of oil re
Page 66 and 67: APPENDIX AOIL IN-PLACE FOR THE TZ A
Page 68 and 69: Table A-1. Key Inputs for Calculati
Page 70 and 71: ADJUSTING THE ROZ OIL IN-PLACE VALU
Page 72 and 73: APPENDIX CECONOMIC ANALYSES OF FIVE
Page 74 and 75: Field Cashflow Model Pattern FieldS
Page 76 and 77: Field Cashflow ModelStateFieldForma
Page 78 and 79: BasinFieldFormationTechnology CaseD
Page 80 and 81: Field Cashflow ModelStateFieldForma
Page 82 and 83:
Field Cashflow ModelStateFieldForma
Page 84 and 85:
Field Cashflow Model Pattern FieldS
Page 86 and 87:
Page 88 and 89:
BasinFieldFormationTechnology CaseD
Page 90 and 91:
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Page 94 and 95:
Page 96 and 97:
Page 98 and 99:
BasinFieldFormationTechnology CaseD
Page 100 and 101:
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Assessing Technical and Economic Recovery of Oil Resources

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