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LaTeX Math Inline
bodyq_0 = q(t=0)

Initial production rate of a well (or groups of wells)

LaTeX Math Inline
bodyD_0 > 0

initial Production decline rateDecrement (the higher the

LaTeX Math Inline
bodyD_0
the stronger is decline)

LaTeX Math Inline
body0 \leq b \leq 1

defines the type of decline (see below)

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LaTeX Math Block
anchorN2GCR
alignmentleft
Q(t)=\int_0^t q(t) \, dt


The Production Decline RateDecrement is given by:

LaTeX Math Block
anchorD
alignmentleft
D(t) = - \frac{dq}{dQ} = \frac{D_0}{1+ b \cdot D_0 \cdot t}

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Exponential Production Decline ][ Hyperbolic Production Decline ][ Harmonic Production Decline ]

Production Decline RateDecrement ]

References

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Arps, J. J. (1945, December 1). Analysis of Decline Curves. Society of Petroleum Engineers. doi:10.2118/945228-G

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