The Allison Unit CO2-ECBM Pilot - A Reservoir and ... - Coal-Seq
The Allison Unit CO2-ECBM Pilot - A Reservoir and ... - Coal-Seq
The Allison Unit CO2-ECBM Pilot - A Reservoir and ... - Coal-Seq
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16<br />
THE ALLISON UNIT CO 2 -<strong>ECBM</strong> PILOT – A RESERVOIR AND ECONOMIC ANALYSIS<br />
$20<br />
$2.20/Mcf<br />
$4.00/Mcf<br />
$2.20/Mcf, Inj x 4 $4.00/Mcf, Inj x 4<br />
Net Present Value, $ millions<br />
$15<br />
$10<br />
$5<br />
$0<br />
Jan-95 May-96 Sep-97 Feb-99 Jun-00 Nov-01 Mar-03 Aug-04 Dec-05<br />
-$5<br />
Date<br />
Figure 17: Economic Analysis Results, Case 2 vs. Case 1<br />
200,000<br />
150,000<br />
Gas Rate, Mcf/Mo<br />
100,000<br />
50,000<br />
0<br />
-50,000<br />
0 20 40 60 80 100 120<br />
-100,000<br />
Month<br />
Total Gas Produced Total CH4 Produced Total <strong>CO2</strong> Produced Injected Gas<br />
Figure 18: Incremental Gas Rates, Case 2 vs. Case 1
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