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24-Pet-A2 Petroleum Reservoir Fluids: December 2016

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Reservoir Fluid Fundamentals
  2. Question 2 Reading a Two-Component $p$–$T$ Diagram
  3. Question 3 Reservoir Fluid Phase Envelope — Depletion Paths
  4. Question 4 Composition — Mole to Mass Fraction and Stream Recombination
  5. Question 5 Two-Phase Flash — Hexane/Methane in a PVT Cell
  6. Question 6 Natural Gas Properties — MW, Gravity, Density, and Gas FVF
  7. Question 7 Black-Oil PVT — Bubble Point, Total FVF, Compressibility, Volume Change

Start with Question 1 →

98-Pet-A2 — Petroleum Reservoir Fluids · National Exams, December 2016 · 3 hours, closed book, non-communicating calculator only · first five questions in the answer book are marked, all questions equal value, all parts of a multipart question equal weight.

Reference texts: Craft, B.C. & Hawkins, M.F., Applied Petroleum Reservoir Engineering, 3rd ed. (Ch. 1–2, PVT properties, reservoir/well-stream classification, material balance); Lyons, W.C. (ed.), Standard Handbook of Petroleum and Natural Gas Engineering, 3rd ed. (Standing–Katz Z-factor correlation, gas properties); McCain, W.D., The Properties of Petroleum Fluids, 3rd ed. (phase behaviour, black-oil PVT laboratory data); Ahmed, T., Reservoir Engineering Handbook, 5th ed. (reservoir fluid classification, material balance, well-stream gravity); Danesh, A., PVT and Phase Behaviour of Petroleum Reservoir Fluids (equilibrium K-value flash calculations).