{ "ALIASES": [ "Undecane", "UNDECANE", "N-UNDECANE", "C11" ], "ANCILLARIES": { "hL": { "A": [ -291497.7443851183, 801.0734256820552, -0.7020182405032734, -0.00020983096607013653, 4.7207761342620625e-06, -1.2810047303867291e-08, 1.3874544615127075e-11, -5.65839794535515e-15 ], "B": [ 1, -0.0015520505369441954 ], "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy", "max_abs_error": 614.3832312181548, "max_abs_error_units": "J/mol", "type": "rational_polynomial" }, "hLV": { "A": [ 59369.122079437824, 355.89451687827534, -4.980274709064036, 0.0232439937135863, -5.98814985811791e-05, 8.934097326837268e-08, -7.254406927437739e-11, 2.4970852070497064e-14 ], "B": [ 1, -0.0015477563015896879 ], "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy", "max_abs_error": 1406.813097581505, "max_abs_error_units": "J/mol", "type": "rational_polynomial" }, "pL": { "T_r": 638.8, "Tmax": 638.7999999999989, "Tmin": 247.541, "description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.009096211009274047, "n": [ -9.763587049588974, 75.16493963299233, -83.66843167165366, 20.19196534644341, -16.387755533243997, -13.169821486724286 ], "reducing_value": 1990400.0, "t": [ 1.009, 1.828, 1.913, 2.737, 3.348, 15.828 ], "type": "pL", "using_tau_r": true }, "pV": { "T_r": 638.8, "Tmax": 638.7999999999989, "Tmin": 247.541, "description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.028665513140624377, "n": [ 0.8040569545010193, -8.927688754737275, 2.5684650093939636, 0.2630553673389813, -5.911470647893336, -3.90418335245277 ], "reducing_value": 1990400.0, "t": [ 0.815, 0.956, 1.711, 2.145, 2.489, 4.966 ], "type": "pV", "using_tau_r": true }, "rhoL": { "T_r": 638.8, "Tmax": 638.7999999999989, "Tmin": 247.541, "description": "rho' = rhoc*(1+sum(n_i*theta^t_i))", "max_abserror_percentage": 0.4206581686238886, "n": [ -0.2507776704326597, 2.658034605719594, 10.787268907367727, -26.226638455433513, 40.387200723053795, -53.26173978894778 ], "reducing_value": 1514.9168636385564, "t": [ 0.168, 0.347, 3.361, 4.368, 6.495, 9.941 ], "type": "rhoLnoexp", "using_tau_r": false }, "rhoV": { "T_r": 638.8, "Tmax": 638.7999999999989, "Tmin": 247.541, "description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.3607802959335715, "n": [ -0.01863953746670564, -5.244844013064549, -5.268565622296316, -30.286979391565204, 29.074334485348842, 38.30739718468596 ], "reducing_value": 1514.9168636385564, "t": [ 0.114, 0.502, 2.414, 6.87, 7.716, 17.382 ], "type": "rhoV", "using_tau_r": true }, "sL": { "A": [ -1101.211309174099, 6.98653058070999, -0.027346136729587377, 7.773704901949488e-05, -1.442351855998272e-07, 1.6233822317859095e-10, -1.0127122070132047e-13, 2.6810551578649823e-17 ], "B": [ 1, -0.0015500609322337427 ], "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy", "max_abs_error": 1.0489794885065251, "max_abs_error_units": "J/mol/K", "type": "rational_polynomial" }, "sLV": { "A": [ 1573.133835123844, -15.731488623421788, 0.0767077888940984, -0.0002236094932477128, 4.0561060038537706e-07, -4.49006978068114e-10, 2.775467242731735e-13, -7.316595945422147e-17 ], "B": [ 1, -0.0015447105285055541 ], "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy", "max_abs_error": 2.4084496571280045, "max_abs_error_units": "J/mol/K", "type": "rational_polynomial" }, "surface_tension": { "BibTeX": "Mulero-JPCRD-2014", "Tc": 638.8, "a": [ 0.0556 ], "description": "sigma = sum(a_i*(1-T/Tc)^n_i)", "n": [ 1.32 ] } }, "CAS": "1120-21-4", "EOS": [ { "BibTeX_CP0": "", "BibTeX_EOS": "Aleksandrov-TE-2011", "STATES": { "hs_anchor": { "T": 702.68, "T_units": "K", "hmolar": 138893.79618877187, "hmolar_units": "J/mol", "p": 3618202.0569935045, "p_units": "Pa", "rhomolar": 1363.4251772747004, "rhomolar_units": "mol/m^3", "smolar": 294.2624192278971, "smolar_units": "J/mol/K" }, "reducing": { "T": 638.8, "T_units": "K", "p": 1990400, "p_units": "Pa", "rhomolar": 1514.916863638556, "rhomolar_units": "mol/m^3" }, "sat_min_liquid": { "T": 247.541, "T_units": "K", "p": 0.00044605591855216597, "p_units": "Pa", "rhomolar": 4962.066427665783, "rhomolar_units": "mol/m^3" }, "sat_min_vapor": { "T": 247.541, "T_units": "K", "p": 0.00044605591855216597, "p_units": "Pa", "rhomolar": 0.00021672611484766812, "rhomolar_units": "mol/m^3" } }, "T_max": 700, "T_max_units": "K", "Ttriple": 247.541, "Ttriple_units": "K", "accentric": 0.5390371013718567, "accentric_units": "-", "alpha0": [ { "a1": 0, "a2": 0, "type": "IdealGasHelmholtzLead" }, { "a": -1, "type": "IdealGasHelmholtzLogTau" }, { "T0": 298.15, "Tc": 638.8, "c": [ -1158848, 20321.8, -119.4274, 0.4284215, -0.0004157728, 1.61828e-07 ], "t": [ -2, -1, 0, 1, 2, 3 ], "type": "IdealGasHelmholtzCP0PolyT" }, { "a1": 9.44957570130074, "a2": -2.12108576273657, "reference": "NBP", "type": "IdealGasHelmholtzEnthalpyEntropyOffset" } ], "alphar": [ { "d": [ 1, 1, 1, 3, 7, 2, 1, 1, 2, 5, 1, 1, 4, 2 ], "l": [ 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 3 ], "n": [ -0.66172706, 1.3375396, -2.5608399, 0.1067891, 0.00028873614, 0.049587209, 5.5407101e-08, 0.99754712, 1.5774025, 0.0013108354, -0.59326961, -0.093001876, -0.17960228, -0.022560853 ], "t": [ 1.5, 0.25, 1.25, 0.25, 0.875, 1.375, 0, 2.375, 2, 2.125, 3.5, 6.5, 4.75, 12.5 ], "type": "ResidualHelmholtzPower" } ], "gas_constant": 8.314472, "gas_constant_units": "J/mol/K", "molar_mass": 0.15630826, "molar_mass_units": "kg/mol", "p_max": 500000000, "p_max_units": "Pa", "pseudo_pure": false } ], "NAME": "n-Undecane", "REFPROP_NAME": "C11", "STATES": { "critical": { "T": 638.8, "T_units": "K", "p": 1990400.0, "p_units": "Pa", "rhomolar": 1514.9168636385564, "rhomolar_units": "mol/m^3" }, "triple_liquid": { "T": 247.541, "T_units": "K", "p": 0.00044605591855216597, "p_units": "Pa", "rhomolar": 4962.066427665783, "rhomolar_units": "mol/m^3" }, "triple_vapor": { "T": 247.541, "T_units": "K", "p": 0.00044605591855216597, "p_units": "Pa", "rhomolar": 0.00021672611484766812, "rhomolar_units": "mol/m^3" } } }