Engineering Aspects of Unconventional Oil and Gas Reservoirs ...
Engineering Aspects of Unconventional Oil and Gas Reservoirs ...
Engineering Aspects of Unconventional Oil and Gas Reservoirs ...
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Decline Analysis: Tight <strong>Gas</strong> Systems<br />
x<br />
X<br />
Pressure<br />
Monitoring<br />
Point No. 2<br />
SPE 109625 (2007)<br />
Estimating Reserves in Tight <strong>Gas</strong> S<strong>and</strong>s at HP/HT<br />
Reservoir Conditions: Use <strong>and</strong> Misuse <strong>of</strong> an Arps<br />
Decline Curve Methodology<br />
J.A. Rushing, A.D. Perego, R.B. Sullivan,<br />
Anadarko Petroleum, <strong>and</strong> T.A. Blasingame, Texas<br />
A&M U.<br />
y<br />
Wellbore<br />
Pressure<br />
Monitoring<br />
Point No. 1<br />
X<br />
Hydraulic<br />
Fracture<br />
[TAB]<br />
Numerical Model Considers:<br />
●Reservoir Layering.<br />
●k v /k h ratio.<br />
●Fracture Length, x f .<br />
●Fracture Conductivity, F cD .<br />
Analysis/Validation Approach:<br />
●Fit q(t) with Arps' hyperbolic relation.<br />
●Compare reserves to model at 30 years.<br />
StrataGen <strong>Engineering</strong> — 2011 Workshop<br />
Stimulation <strong>of</strong> <strong>Unconventional</strong> <strong>Oil</strong> <strong>and</strong> Natural <strong>Gas</strong> Liquid <strong>Reservoirs</strong> — 27 April 2011<br />
<strong>Engineering</strong> <strong>Aspects</strong> <strong>of</strong> <strong>Unconventional</strong> <strong>Oil</strong> <strong>and</strong> <strong>Gas</strong> <strong>Reservoirs</strong><br />
Dilhan Ilk (DeGolyer & MacNaughton)/T.A. Blasingame (Texas A&M U.)<br />
Slide — 13/37
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