Improved Oil Recovery by Waterflooding - University of Wyoming

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RR RR RR (%OOIP) (%OOIP) (%OOIP) (%OOIP) (%OOIP) (%OOIP) wf wf wf wf wf wf 100 80 60 40 20 Ev 2L 2L 02 02 (WP (WP Crude Crude Oil) Oil) T = 75 a o T = 75 C ; t = 6 months a a o T = 75 C ; t = 6 months a a o T = 75 C ; t = 6 months a a o T = 75 C ; t = 6 months a a o T = 75 C ; t = 6 months a a o C ; t = 6 months a T = 60 d o T = 60 C (m = 28.8 cP) d o T = 60 C (m = 28.8 cP) d o T = 60 C (m = 28.8 cP) d o T = 60 C (m = 28.8 cP) d o T = 60 C (m = 28.8 cP) d o C (m = 28.8 cP) k = = 84 84 mD mD g 30 days at S wi 20 days at S or R1/C1 R1/C1 : : S S = 28% : S = 49% wi or R1/C2 : S = 28% : S = 43% wi wi wi wi wi or R1/C3 : S = 31% : S = 38% wi wi wi wi or R1/C4 : S = 38% : S = 29% wi or R1/C5 : S = 34% : S = 38% wi or R1/C6 : S wi = 37% : S or = 22% 0 0 1 2 3 4 5 6 7 PV Brine Brine Injected Injected Sequential waterflooding with wettability control for low permeability Berea sandstone E N H A N C E D O I L R E C O V E R Y I N S T I T U T E
Recovery of Crude Oil High Permeability Berea Sandstone – BS 4 Aging at S or after 4 cycles followed by aging at S wi, S or , S or and S or Restoration 2 T a = 75 o C; t a = 1 year T d = 60 o C E N H A N C E D O I L R E C O V E R Y I N S T I T U T E
Page 1 and 2: Improved Oil Recovery by Waterflood
Page 3 and 4: • Jill Buckley Adjunct Professors
Page 5 and 6: July 2010 onward Presentations •
Page 7 and 8: TOPICS • Screening outcrop cores
Page 9 and 10: Laboratory Measurement of Oil Recov
Page 11 and 12: Definitions (cont’d) • Low Sali
Page 13 and 14: Main Hindrances to Systematic Inves
Page 15 and 16: Solutions/work in progress B. Total
Page 17 and 18: Screening of commercially available
Page 19 and 20: R wf (% OOIP) 100 80 60 40 20 Berea
Page 21 and 22: R wf (% OOIP) 100 80 60 40 20 Briar
Page 23 and 24: enefit compare to waterflood result
Page 25 and 26: Importance of Laboratory Coreflood
Page 27 and 28: Target Formations • Minnelusa (Gi
Page 29 and 30: 100 mm Minnelusa Rock from Oil Zone
Page 31 and 32: Phosphoria Rock from Cottonwood Cre
Page 33 and 34: 100 mm Tensleep Rock from Oil Zone
Page 35 and 36: Anhydrates dissolution in Tensleep
Page 37 and 38: Oil recovery, %OOIP 100 90 80 70 60
Page 39 and 40: R wf (% OOIP) 100 80 60 40 20 Silur
Page 41 and 42: 3. Sequential Waterflooding Morrow,
Page 43 and 44: Recovery of Crude Oil Medium Permea
Page 45: Recovery of Crude Oil Low Permeabil
Page 49 and 50: Summary • Further investigation o
Page 51 and 52: Reservoir at residual oil saturatio
Page 53 and 54: Displacement Radial length of of in
Page 55 and 56: The well is put on production and t
Page 57 and 58: 100 bbl oil 100 bbl oil Single Well
Page 59 and 60: Field Test ? 2011 ? Discussion of p
Page 61 and 62: Ongoing Topics and Future Work 1. L
Page 63 and 64: Improved Oil Recovery by Waterflood
Page 65 and 66: E N H A N C E D O I L R E C O V E R

Improved Oil Recovery by Waterflooding - University of Wyoming

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