Chapter11Solutions - PGE 312 FALL 2003 Physical and Chemical Behavior of Petroleum Fluids Homework 8 Key 1/8 PROBLEM 11-1 Use Fig 11-1 to determine

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Unformatted text preview: PGE 312 - FALL 2003 Physical and Chemical Behavior of Petroleum Fluids Homework 8- Key 1/8 PROBLEM 11-1 Use Fig. 11-1 to determine the bubble point pressure given the data. Pb 3400 psia PROBLEM 11-3 Pressure Rs psia STF/STB 3150 3164.7 900 2650 2664.7 700 2150 2164.7 550 1650 1664.7 430 1150 1164.7 270 650 664.7 135 150 164.7 45 PROBLEM 11-6 Component Mole fraction (lb-mol) M.W (lb/lbmol) Mass (lb) Liq. Density @ st. cond. Lb/cuft Liq. Vol. cu.ft n-pentane 0.225 72.15 16.23 39.38 0.41 hexanes 0.425 86.18 36.63 41.42 0.88 heptane+ 0.350 219 76.65 53.20 1.44 129.51 2.74 129.51 2.74 47.31 lb/cuft 1 1 n i i i n i i X MW Density V = = = = = = = = = = ∑ ∑ PGE 312 - FALL 2003 Physical and Chemical Behavior of Petroleum Fluids Homework 8- Key 2/8 PROBLEM 11-9 Component Mole fraction (lb-mol) M.W (lb/lbmol) Mass (lb) Liq. Density @ st. cond. Lb/cuft Liq. Vol. cu.ft H2s** 0.0000 34.08 0.00 CO2 0.0270 44.01 1.19 N2 0.0009 28.01 0.03 Methane 0.2112 16.04 3.39 Ethane 0.0763 30.07 2.29 Propane 0.1582 44.10 6.98 31.62 0.22 i-Butane 0.0147 58.12 0.85 35.11 0.02 n-Butane 0.0428 58.12 2.49 36.42 0.07 i-Pentane 0.0171 72.15 1.23 38.96 0.03 n-Pentane 0.0237 72.15 1.71 39.36 0.04 Hexanes 0.0248 86.18 2.14 41.40 0.05 Heptane+ 0.4033 215.00 86.71 53.04 1.63 Total Mass 109.00 Total Vol. 2.07 c3+den 49.21 lb/cuft ** Don’t forger to add the fraction of H2S to the C3 fraction . 3.11 % 0.948 2.22 % 46.65 lb/cuft Correction for pressure 0.55 47.20 lb/cuft Correction for temperature 5.5 41.70 lb/cuft Correction for H2S 1.1 40.60 lb/cuft Lab density 42.12 lb/cuft Difference in densiy 3.60% 1 1 C mix W W W = = = = = = = = 3 3 / p p C C ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ ρ + + + + + + + + = ⋅ = = ⋅ = = ⋅ = = ⋅ = 2 2 2 1 2 C N mix C CO W W W W W W + = = = = = = = = − − − − − − − − 3 / p C ρ ρ ρ ρ ρ ρ ρ ρ + = PGE 312 - FALL 2003 Physical and Chemical Behavior of Petroleum Fluids Homework 8- Key 3/8 PROBLEM 11-10 Component Mole fraction (lb-mol) Solubility scf/STB M.W (lb/lbmol) Mass (lb) Liq....
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This note was uploaded on 04/08/2008 for the course PGE 312 taught by Professor Peters during the Spring '08 term at University of Texas at Austin.

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Chapter11Solutions - PGE 312 FALL 2003 Physical and Chemical Behavior of Petroleum Fluids Homework 8 Key 1/8 PROBLEM 11-1 Use Fig 11-1 to determine

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