Computing case 1 Shifting equilibrium performance evaluation Propellant composition Code Name mol Mass (g) Composition 15 AIR (DRY AT SEA LEVEL) 0.0001 1.2000 835N 224O 5AR 352 ETHANOL 0.0043 0.2000 2C 6H 1O Density : 0.000 g/cm^3 5 different elements N O AR C H Total mass: 1.400000 g Enthalpy : -861.28 kJ/kg 149 possible gazeous species 3 possible condensed species CHAMBER THROAT EXIT Pressure (atm) : 6.908 3.815 0.987 Temperature (K) : 1871.339 1654.540 1243.652 H (kJ/kg) : -861.284 -1199.459 -1829.235 U (kJ/kg) : -1466.566 -1734.601 -2231.477 G (kJ/kg) : -18732.864 -17000.568 -13706.308 S (kJ/(kg)(K) : 9.550 9.550 9.550 M (g/mol) : 25.706 25.707 25.707 (dLnV/dLnP)t : -1.00002 -1.00001 -1.00000 (dLnV/dLnT)p : 1.00058 1.00013 1.00002 Cp (kJ/(kg)(K)) : 1.57196 1.54950 1.51955 Cv (kJ/(kg)(K)) : 1.24814 1.22598 1.19610 Cp/Cv : 1.25944 1.26389 1.27042 Gamma : 1.25941 1.26388 1.27042 Vson (m/s) : 873.09719 822.40742 714.85306 Ae/At : 1.00000 1.71754 A/dotm (m/s/atm) : 170.55254 292.92878 C* (m/s) : 1178.25591 1178.25591 Cf : 0.69799 1.18087 Ivac (m/s) : 1473.10861 1680.46491 Isp (m/s) : 822.40742 1391.36669 Isp/g (s) : 83.86222 141.87992 Molar fractions Ar 7.1171e-003 7.1171e-003 7.1171e-003 CO 9.5509e-002 9.0420e-002 7.3742e-002 CO2 6.3917e-002 6.9007e-002 8.5684e-002 H 6.0966e-005 1.2714e-005 1.2689e-007 HCN 8.3075e-008 5.1211e-008 1.7831e-008 HCO 1.9616e-008 0.0000e+000 0.0000e+000 HNCO 7.3729e-008 4.2012e-008 1.1778e-008 H2 6.3896e-002 6.9003e-002 8.5684e-002 HCHO,formaldehy 1.7880e-008 1.0419e-008 0.0000e+000 HCOOH 4.8303e-008 2.7058e-008 0.0000e+000 H2O 1.7520e-001 1.7013e-001 1.5345e-001 NH3 2.2216e-006 2.2073e-006 3.0476e-006 NO 1.0509e-006 7.1118e-008 0.0000e+000 N2 5.9428e-001 5.9428e-001 5.9428e-001 OH 1.2902e-005 1.4314e-006 0.0000e+000 O2 1.1168e-008 0.0000e+000 0.0000e+000