{ "ALIASES": [ "R142B" ], "ANCILLARIES": { "hL": { "A": [ -59595.73954561991, 214.00870524081094, 0.3953587026187128, -0.005484522400456337, 2.5775071843348466e-05, -6.793422445643829e-08, 9.45019905439945e-11, -5.486580147421451e-14 ], "B": [ 1, -0.0024157166989432206 ], "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy", "max_abs_error": 338.6516270191187, "max_abs_error_units": "J/mol", "type": "rational_polynomial" }, "hLV": { "A": [ 31098.82924677631, 78.71622910066542, -3.1961472550569834, 0.025272930600736796, -0.0001074679574189502, 2.613885419670611e-07, -3.4309040418805347e-10, 1.9010803040859902e-13 ], "B": [ 1, -0.0024124205362258165 ], "_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy", "max_abs_error": 717.7864206455065, "max_abs_error_units": "J/mol", "type": "rational_polynomial" }, "pL": { "T_r": 410.26, "Tmax": 410.25999999999914, "Tmin": 142.72, "description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.016702977994387247, "n": [ -7.053583364113904, 1.620065366585568, -3.5992302698185896, 30.256775801825796, -31.3125464775288, -0.7436150349113302 ], "reducing_value": 4055000.0, "t": [ 0.993, 1.485, 2.56, 3.61, 3.733, 14.147 ], "type": "pL", "using_tau_r": true }, "pV": { "T_r": 410.26, "Tmax": 410.25999999999914, "Tmin": 142.72, "description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.019960603250079867, "n": [ 0.007504607089828755, -6.4820128159502906, 0.40977136350415566, -2.402572406912058, -1.8764909849689335, 0.05707725832641831 ], "reducing_value": 4055000.0, "t": [ 0.416, 0.975, 1.491, 3.189, 5.386, 4.774 ], "type": "pV", "using_tau_r": true }, "rhoL": { "T_r": 410.26, "Tmax": 410.25999999999914, "Tmin": 142.72, "description": "rho' = rhoc*(1+sum(n_i*theta^t_i))", "max_abserror_percentage": 0.5611813999881976, "n": [ -9.714230485565954, 11.7638029884687, 2.4153342114392036, -3.0195139591161673, 8.696072645236315, -74.7964429355484 ], "reducing_value": 4438.0, "t": [ 0.247, 0.26, 1.896, 3.015, 7.62, 15.172 ], "type": "rhoLnoexp", "using_tau_r": false }, "rhoV": { "T_r": 410.26, "Tmax": 410.25999999999914, "Tmin": 142.72, "description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))", "max_abserror_percentage": 0.2920889286560979, "n": [ 0.07060973078462121, -0.1101282083100916, -2.9297126160159235, -2.550579057791659, 0.8675055868776257, -5.524200468568231 ], "reducing_value": 4438.0, "t": [ 0.092, 0.165, 0.398, 1.037, 3.911, 4.103 ], "type": "rhoV", "using_tau_r": true }, "sL": { "A": [ -379.15330254031744, 3.9532593151346966, -0.024130575943704536, 0.00010273466267155827, -2.857847044374066e-07, 4.864408055454342e-10, -4.58959038218258e-13, 1.8171994404472493e-16 ], "B": [ 1, -0.0024134262818778923 ], "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy", "max_abs_error": 0.8764011816353552, "max_abs_error_units": "J/mol/K", "type": "rational_polynomial" }, "sLV": { "A": [ 1119.5247495710419, -18.144340927529115, 0.1457371954163498, -0.0007033192187930046, 2.114572718455376e-06, -3.884324704727846e-09, 3.993932543138176e-12, -1.7597936768715406e-15 ], "B": [ 1, -0.002402530417362356 ], "_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy", "max_abs_error": 2.097538077264699, "max_abs_error_units": "J/mol/K", "type": "rational_polynomial" }, "surface_tension": { "BibTeX": "Mulero-JPCRD-2012", "Tc": 410.26, "a": [ 0.05685 ], "description": "sigma = sum(a_i*(1-T/Tc)^n_i)", "n": [ 1.237 ] } }, "CAS": "75-68-3", "ENVIRONMENTAL": { "ASHRAE34": "A2", "FH": 1, "GWP100": 2310.0, "GWP20": 5490.0, "GWP500": 705.0, "HH": 1, "Name": "R142b", "ODP": 0.07, "PH": 0 }, "EOS": [ { "BibTeX_CP0": "", "BibTeX_EOS": "Lemmon-JCED-2006", "STATES": { "hs_anchor": { "T": 451.286, "T_units": "K", "hmolar": 50097.299410721746, "hmolar_units": "J/mol", "p": 6671860.88047491, "p_units": "Pa", "rhomolar": 3994.2000000000003, "rhomolar_units": "mol/m^3", "smolar": 180.4375278253691, "smolar_units": "J/mol/K" }, "reducing": { "T": 410.26, "T_units": "K", "p": 4055000, "p_units": "Pa", "rhomolar": 4438, "rhomolar_units": "mol/m^3" }, "sat_min_liquid": { "T": 142.72, "T_units": "K", "p": 0.0036326517168714123, "p_units": "Pa", "rhomolar": 14439.015484955165, "rhomolar_units": "mol/m^3" }, "sat_min_vapor": { "T": 142.72, "T_units": "K", "p": 0.0036326517168714123, "p_units": "Pa", "rhomolar": 0.003061359346361367, "rhomolar_units": "mol/m^3" } }, "T_max": 470, "T_max_units": "K", "Ttriple": 142.72, "Ttriple_units": "K", "accentric": 0.2321, "accentric_units": "-", "alpha0": [ { "a1": -12.6016527149, "a2": 8.3160183265, "type": "IdealGasHelmholtzLead" }, { "a": 3, "type": "IdealGasHelmholtzLogTau" }, { "n": [ 5.0385, 6.8356, 4.0591, 2.8136 ], "t": [ 1.152927411885146, 3.061473212109394, 6.086384244137864, 16.67235411690148 ], "type": "IdealGasHelmholtzPlanckEinstein" } ], "alphar": [ { "d": [ 1, 1, 1, 3, 7, 1, 2, 5, 1, 1, 4, 2 ], "l": [ 0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3 ], "n": [ 1.0038, -2.7662, 0.42921, 0.081363, 0.00024174, 0.48246, 0.75542, -0.00743, -0.4146, -0.016558, -0.10644, -0.021704 ], "t": [ 0.25, 1.25, 1.5, 0.25, 0.875, 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": 0.10049503, "molar_mass_units": "kg/mol", "p_max": 60000000, "p_max_units": "Pa", "pseudo_pure": false } ], "NAME": "R142b", "REFPROP_NAME": "R142B", "STATES": { "critical": { "T": 410.26, "T_units": "K", "p": 4055000.0, "p_units": "Pa", "rhomolar": 4438.0, "rhomolar_units": "mol/m^3" }, "triple_liquid": { "T": 142.72, "T_units": "K", "p": 0.0036326517168714123, "p_units": "Pa", "rhomolar": 14439.015484955165, "rhomolar_units": "mol/m^3" }, "triple_vapor": { "T": 142.72, "T_units": "K", "p": 0.0036326517168714123, "p_units": "Pa", "rhomolar": 0.003061359346361367, "rhomolar_units": "mol/m^3" } } }