PROGAS (Version 15-Mar-2007) Calculation for Mixtures of Real Gases 13-Aug-2008 21:52:23 GAS 3 ISO 20765-1 2005(E) Actual Gas Conditions Pressure 40.00 bar a = 580.15 psia Temperature 100.00 degC = 212.00 degF Sum of Given Gas Composition = 100.0000 Mol% Results Mol% Vol% Wght% Hydrogen.....................H2 0.0000 0.0000 0.0000 Helium.......................He 0.0000 0.0000 0.0000 Water Vapor.................H2O 0.0000 0.0000 0.0000 Carbon Monoxide..............CO 0.0000 0.0000 0.0000 Nitrogen.....................N2 0.9617 0.9650 1.4335 Oxygen.......................O2 0.0000 0.0000 0.0000 Hydrogen Sulfide............H2S 0.0000 0.0000 0.0000 Argon........................Ar 0.0000 0.0000 0.0000 Carbon Dioxide..............CO2 1.5021 1.4979 3.5175 Methane.....................CH4 85.9284 86.0607 73.3513 Ethane.....................C2H6 8.4563 8.4048 13.5301 Propane....................C3H8 2.3022 2.2625 5.4018 iso-Butane..............i-C4H10 0.0000 0.0000 0.0000 n-Butane................n-C4H10 0.6985 0.6712 2.1602 neo-Pentane...........neo-C5H12 0.0000 0.0000 0.0000 iso-Pentane.............i-C5H12 0.0000 0.0000 0.0000 n-Pentane...............n-C5H12 0.1218 0.1123 0.4676 n-Hexane................n-C6H14 0.0228 0.0204 0.1045 n-Heptane...............n-C7H16 0.0057 0.0047 0.0304 n-Octane................n-C8H18 0.0005 0.0004 0.0030 n-Nonane................n-C9H20 0.0000 0.0000 0.0000 n-Decane...............n-C10H22 0.0000 0.0000 0.0000 Sulfur Dioxide..............SO2 0.0000 0.0000 0.0000 Cyclopentane............c-C5H10 0.0000 0.0000 0.0000 Cyclohexane.............c-C6H12 0.0000 0.0000 0.0000 Methylcyclopentane.....CH3-C5H9 0.0000 0.0000 0.0000 Methylcyclohexane.....CH3-C6H11 0.0000 0.0000 0.0000 2,2-Dimethylbutane..2,2-i-C6H14 0.0000 0.0000 0.0000 2,3-Dimethylbutane..2,3-i-C6H14 0.0000 0.0000 0.0000 Benzene....................C6H6 0.0000 0.0000 0.0000 Toluene....................C7H8 0.0000 0.0000 0.0000 o-xylene................o-C8H10 0.0000 0.0000 0.0000 Sum 100.000 100.000 100.000 Ultimate Analysis in Weight% C=73.3906 H=22.6185 O= 2.5575 N= 1.4335 S= 0.0000 HE= 0.0000 AR= 0.0000 C+H+O+N+S+HE+AR = 100.0001 Molar Mass = 18.7938 kg/kmol Gas Constant = 442.407 J/(kg*K) Low Heat Value = 46.902 MJ/kg = 20164. BTU/lb High Heat Value = 51.960 MJ/kg = 22339. BTU/lb Pressure 1.013bar 1.013bar 1.013bar 14.73psi Actual Temperature 0. degC 15. degC 25. degC 60. degF Actual ------------------------------------+---------+---------+---------+---------+ Low Heat Value MJ/m3 39.454 37.380 36.116 37.394 1180.278 Low Heat Value BTU/ft3 1058.9 1003.3 969.3 1003.6 31677.5 High Heat Value MJ/m3 43.708 41.411 40.010 41.427 1307.545 High Heat Value BTU/ft3 1173.1 1111.4 1073.8 1111.8 35093.2 Density kg/m3 0.8412 0.7970 0.7700 0.7973 25.1645 Density lb/ft3 0.0525 0.0498 0.0481 0.0498 1.5710 Relative Density 0.6506 0.6504 0.6502 0.6504 Compression Factor 0.99677 0.99730 0.99760 0.99732 0.96287 Inner Energy kJ/kg -172.212 -148.678 -132.687 -147.798 -25.495 Enthalpy kJ/kg -51.758 -21.542 -1.099 -20.416 133.459 Entropy kJ/(kg*K) -0.1800 -0.0724 -0.0026 -0.0695 -1.2018 Heat Capacity cp kJ/(kg*K) 1.9975 2.0319 2.0569 2.0333 2.4371 Heat Capacity cv kJ/(kg*K) 1.5485 1.5838 1.6092 1.5851 1.8652 Isentropic Exponent 1.2858 1.2795 1.2751 1.2793 1.2624 Joule Thomson Coeff. K/bar 0.6381 0.5691 0.5281 0.5667 0.2917 Speed of Sound m/s 393.551 403.328 409.625 403.681 447.956 Dynamic Viscosity Pa*s*E-6 10.054 10.548 10.874 10.566 13.786 HeatCircuitCapacityW/(m*K) 0.0279 0.0300 0.0314 0.0300 0.0456 ISO6976-1995 for Molar Mass & Calorific Values @0degC ISO 20765-1 2005 for Thermodynamic Properties p, T or Mol%(i) out of tested Range Flow Element Diameter 123.10 mm (122.90 mm at 8.33 degC Steel 5) Pipe Diameter 202.70 mm (202.50 mm at 22.30 degC Steel 1) Diameter Ratio 0.6073 Pressure Difference Across Flow Element 432.00 mbar = 6.27 psi Mass Flow alpha Flow C Discharge Expansion RE Reynolds Kinematic Mach Coefficient Coefficient Factor # (dPipe) Viscosity -----------+-----------+-----------+-----------+-----------+----------------+---------+ 11.361 kg/s 0.64964 0.60385 0.99655 0.51762E+07 0.54783E-06 m2/s 0.0847 Orifice with Corner Tapping ISO5167-2003 for Flow Calculation Application developed by Axel Ebert, Germany & Switzerland