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The Allison Unit CO – ECBM Pilot: A Reservoir Modeling ... - Coal-Seq

The Allison Unit CO – ECBM Pilot: A Reservoir Modeling ... - Coal-Seq

The Allison Unit CO – ECBM Pilot: A Reservoir Modeling ... - Coal-Seq

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Case for <strong>CO</strong> 2 <strong>Seq</strong>uestration<br />

Methane Depletion<br />

and <strong>ECBM</strong> Period<br />

<strong>CO</strong> 2 <strong>Seq</strong>uestration Period<br />

Field on<br />

Production<br />

Begin Initial <strong>CO</strong> 2<br />

Injection <strong>Pilot</strong><br />

Proposed Stop<br />

of Injection<br />

(Pr = 0.75 Pi)<br />

End of Actual<br />

History<br />

Begin Aggressive<br />

<strong>CO</strong> 2 Injection<br />

End of<br />

Forecast<br />

Period<br />

• Recovers 9.8 Bcf of incremental methane.<br />

• <strong>Seq</strong>uesters 10 million tons of <strong>CO</strong> 2 .<br />

• Tax credit of $3.11/ton (over $5.19/ton) required to breakeven.<br />

LLM022403.ppt

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