WebJan 21, 2024 · R p = cumulative gas-oil ratio, or total produced gas (in SCF)/ total produced oil (in STB); from production history data; R si = inital solution gas-oil ratio (SCF / STB) S wi = initial connate water saturation (decimal) W e = cumulative amount of water encroachment; from map and field data; W p = cumulative water produced; from … WebMar 3, 2011 · Mean cumulative production as a function of the mean natural fracture spacing, for 6 months, 1 year, and 3 years. Small natural fracture spacing translates into …
Water Supply in the Mojave River Ground-Water …
WebJun 12, 2015 · Eq. 2 is applied for each historical average pressure measurement to compute the cumulative water influx. ... Table 1 summarizes the cumulative oil and gas production as a function of time and average reservoir pressure for a black-oil reservoir. The discovery (initial) pressure is 1,640 psia, and production data are tabulated through … WebApr 8, 1987 · Introduction. Perhaps the most important parameter in predicting the production performance and the recovery factor of water-drive gas reservoirs is residual gas saturation. Laboratory experiments, logging data and reservoir material balance calculations have demonstrated that the trapped gas saturation in the water-invaded … sail along silvery moon lyrics and chords
Review of Past Gas Production Attempts from Subsurface Gas …
WebFetkovich’s Semi Steady Sate water influx model is incorporated with the material balance to calculate the cumulative water influx. The best history matching result is observed for aquifer outer-inner ratio of 5 and permeability of 130 md and estimated recovery is 59% as predicted with the existing well. WebNov 24, 2003 · A proposed technique using the observed trend of log water-oil ratio (WOR) vs. cumulative oil produced (Np) can predict oil well decline rates on a time basis. An oil reservoir in the mature ... WebJul 16, 2015 · Volumetric reservoirs. In volumetric dry- and wet-gas reservoirs, p / z vs. cumulative gas production will be a straight line intercepting the gas-production axis at the OGIP. An example is given in Fig. 1. The intercept ( Gp = 0) on the p / z axis is pi / zi, and the intercept on the Gp axis ( p / z = 0) is G. thick liver wall