\phi_n(p) = \phi_e(p)/\phi_{ei} | normalized porosity | ||
\phi(p) = | effective porosity as function of formation pressure p(t) | Q^{\downarrow}_{GC}(t) | cumulative gas influx from Gas Cap Expansion |
\phi_{ei} = \phi_e(p_i) | initial effective porosity | ||
Q^{\downarrow}_{AQ}(t) | cumulative water influx from Aquifer Expansion | ||
R_{sp}, \; R_{vp} | normalized cross-phase exchange derivatives as functions of reservoir pressure p and temperature T | ||
Initial water saturation | RFO, \, RFG | Oil and Gas Recovery Factor |