Class_3

Class_3 - OUTLINE • Review Homework # 2 • Material...

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Unformatted text preview: OUTLINE • Review Homework # 2 • Material (Volume) Balance Review • Gas Reservoirs Volumetric Method Unit Recovery – Expansion/ Water Drive Field Example Material Balance – P/z for Exp/WD • Geopressured Reservoirs • Discuss Homework #3 Objectives • Simplify the SGMB for solution gas drive, gas (cap) drive or combinations • Understand the terms and procedure used to calculate the gas-in-place and average pressure • Simplify the SGMB for gas reservoirs to calculate recovery factors for expansion and water drive • Combine the real gas law and SGME to derive the “P/z” equation used analysis method – apply to expansion and water drive reservoirs • Describe the attributes of a “geopressured reservoir”, how to identify, and analyze General Material Balance Equation Voidage = Expansion ( 29 ( 29 + - +- o i g s s i o i o o i B B R R B B N B 6 1 5 . 5 ( 29 ( 29 = +- + p W w B g B s R p R o B p N 615 . 5 ( 29 e w i f w i w g i g o i W P S c S c m B B m N B + ∆- + + + - 1 1 1 Original OWC Aquifer Oil Zone Oil, Solution Gas F A U L T o B p N ( 29 oi o B B N- Above Bubble Point Original OWC...
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This note was uploaded on 09/17/2008 for the course PTE 464L taught by Professor Bolling during the Spring '07 term at USC.

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Class_3 - OUTLINE • Review Homework # 2 • Material...

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