1. a) Starting with Darcy's law, show that PI= 7.08x 10* */ B,In(r/ r)+S for radial...

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1. a) Starting with Darcy's law, show that PI= 7.08x 10* */ µB,In(r/ r)+S for radial steady flow. [5] b) The initial reservoir pressure of dry reservoir was 4200 psia, with temperature of 180° F. The reservoir has been producing for some time. Two pressure surveys have been made at different times [5] PIZ (psia) 4600 3700 G, (MMScf) 2800 Assuming the reservoir rock has a porosity of 12%, the water saturation is 30 % and the reservoir thickness is 15ft. How many acres does the reservoir cover? 1. a) Starting with Darcy's law, show that PI= 7.08x 10* */ µB,In(r/ r)+S for radial steady flow. [5] b) The initial reservoir pressure of dry reservoir was 4200 psia, with temperature of 180° F. The reservoir has been producing for some time. Two pressure surveys have been made at different times [5] PIZ (psia) 4600 3700 G, (MMScf) 2800 Assuming the reservoir rock has a porosity of 12%, the water saturation is 30 % and the reservoir thickness is 15ft. How many acres does the reservoir cover?