Improved Oil Recovery by Waterflooding - University of Wyoming
Improved Oil Recovery by Waterflooding - University of Wyoming
Improved Oil Recovery by Waterflooding - University of Wyoming
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RR RR RR (%OOIP) (%OOIP) (%OOIP) (%OOIP) (%OOIP) (%OOIP)<br />
wf wf wf wf wf wf<br />
100<br />
80<br />
60<br />
40<br />
20<br />
Ev 2L 2L 02 02 (WP (WP Crude Crude <strong>Oil</strong>)<br />
<strong>Oil</strong>)<br />
T = 75 a o T = 75 C ; t = 6 months<br />
a a o T = 75 C ; t = 6 months<br />
a a o T = 75 C ; t = 6 months<br />
a a o T = 75 C ; t = 6 months<br />
a a o T = 75 C ; t = 6 months<br />
a a o C ; t = 6 months<br />
a<br />
T = 60 d o T = 60 C (m = 28.8 cP)<br />
d o T = 60 C (m = 28.8 cP)<br />
d o T = 60 C (m = 28.8 cP)<br />
d o T = 60 C (m = 28.8 cP)<br />
d o T = 60 C (m = 28.8 cP)<br />
d o C (m = 28.8 cP)<br />
k = = 84 84 mD<br />
mD<br />
g<br />
30 days at S wi<br />
20 days at S or<br />
R1/C1 R1/C1 : : S S = 28% : S = 49%<br />
wi or<br />
R1/C2 : S = 28% : S = 43%<br />
wi wi wi wi wi or<br />
R1/C3 : S = 31% : S = 38%<br />
wi wi wi wi or<br />
R1/C4 : S = 38% : S = 29%<br />
wi or<br />
R1/C5 : S = 34% : S = 38%<br />
wi or<br />
R1/C6 : S wi = 37% : S or = 22%<br />
0<br />
0 1 2 3 4 5 6 7<br />
PV Brine Brine Injected<br />
Injected<br />
Sequential waterflooding with wettability control<br />
for low permeability Berea sandstone<br />
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
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