Motivation
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Inputs & Outputs
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\frac{d Q_{WAQ}}{dt} = \frac{4 \pi \sigma}{ \ln \frac{1.781 \cdot A_e^2}{ 4 \pi \chi t} } \cdot ( p_i - p(t)) |
where
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body | Q_{WAQ at time moment t| LaTeX Math Inline |
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body | pfield-average formation pressure at time moment | LaTeX Math Inline |
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body | t...
Physical Model
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Const PI expansion:
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| J_{AQ}(t) = \frac{4 \pi \sigma}{ \ln \frac{1.781 \cdot A_e}{ 4 \pi \chi t} } |
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| Fig. 1. Carter-Tracy aquifer drive schematic |
Mathematical Model
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AQ}}{dt} = J_{AQ}(t) \cdot ( p_ |
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Finite-volume reservoir PSS depletion:
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\frac{4 \pi \sigma}{ \ln \frac{ |
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1.781 \cdot A_e^2}{ 4 \pi \chi t} } |
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See Also
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Field Study & Modelling / Aquifer Drive / Aquifer Drive @modelModels
Reference
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1. Fetkovich, M.J. 1971. A Simplified Approach to Water Influx Calculations—Finite Aquifer Systems. J Pet Technol 23 (7): 814–28. SPE-2603-PA. http://dx.doi.org/10.2118/2603-PA
