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Unconventional Reservoirs Calculators

Use 1 in-depth unconventional reservoirs petroleum engineering calculators with formulas, inputs, outputs, units, source references, and engineering gui...

Unconventional Reservoirs calculators group upstream petroleum engineering calculations by the field workflow and input data they support.

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Reservoir EngineeringUnconventional Reservoirs

Tight Gas Pore Volume from Squared-Pressure Decline

PV=\frac{28.27T\mu_{g,avg}z_{avg}}{\mu_{gi}c_{ti}(P_i^2-P_{wf}^2)}\frac{q_i}{D_i}

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