Test3Spring07 - 1 PGE 312 SPRING 2007 Physical and Chemical...

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1 PGE 312 – SPRING 2007 Physical and Chemical Behavior of Petroleum Fluids I Test #3, 50 Minutes Closed Book Note: It will be in your best interest to attempt all the questions. Please budget your time accordingly. Problem 1 (25 points) In this question, please assume a constant reservoir temperature. Sketch appropriately labeled diagrams to show how a. The P/Z for a dry gas reservoir will vary with cumulative (total) gas production. b. The oil formation volume factor for an undersaturated black oil reservoir will vary with reservoir pressure.
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2 c. The solution gas-oil ratio for an undersatured black oil reservoir will vary with reservoir pressure. d. The oil viscosity for an undersatured black oil reservoir will vary with reservoir pressure. e. The gas formation volume factor for a dry gas reservoir will vary with reservoir pressure.
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3 Problem 2 (25 points) A natural gas mixture consists of methane and ethane. The composition of this gas as reported by the PVT laboratory is as follows:
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Test3Spring07 - 1 PGE 312 SPRING 2007 Physical and Chemical...

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