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CoolProp/dev/fluids/R218.json

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{
"ANCILLARIES": {
"hL": {
"A": [
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308.42675717177536,
0.13353592877558096,
-0.0050809117004381255,
3.0406225295410942e-05,
-1.0358243527184946e-07,
1.828746026290058e-10,
-1.3331847526159053e-13
],
"B": [
1,
-0.002870618311820848
],
"Tmax": 344.91999999999996,
"Tmin": 125.45,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 240.5387300704815,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
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30569.82796801364,
63.279424417861996,
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0.040465458588006875,
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6.096456648796958e-07,
-9.585021616085793e-10,
6.341202227062449e-13
],
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1,
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],
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"Tmin": 125.45,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 517.0323482530728,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"pS": {
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"Tmax": 345.01999999999936,
"Tmin": 125.45000000000002,
"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.018024375182712493,
"n": [
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19.087798455338692,
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-1.422792519033736,
-3.3648176664863447,
-10.213938754091759
],
"reducing_value": 2640000.0,
"t": [
1.008,
1.599,
1.665,
2.07,
4.314,
17.759
],
"type": "pV",
"using_tau_r": true
},
"rhoL": {
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"Tmin": 125.45000000000002,
"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.30131835528779405,
"n": [
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3.674253188196436,
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5.552496612344577,
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],
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"t": [
0.517,
0.714,
1.159,
3.98,
5.488,
19.277
],
"type": "rhoLnoexp",
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},
"rhoV": {
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"Tmax": 345.01999999999936,
"Tmin": 125.45000000000002,
"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.09201959542241012,
"n": [
3.329585797093735,
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0.29142793495095165
],
"reducing_value": 3340.0000000000005,
"t": [
0.372,
0.41,
0.775,
1.882,
4.237,
8.879
],
"type": "rhoV",
"using_tau_r": true
},
"sL": {
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5.825135042249743,
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0.00020990056727661447,
-7.156817080254555e-07,
1.5015561745790405e-09,
-1.754684267168894e-12,
8.671175087568152e-16
],
"B": [
1,
-0.002867626250576254
],
"Tmax": 344.91999999999996,
"Tmin": 125.45,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 0.7519344810011042,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"sLV": {
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1255.6429439326298,
-24.13984058721065,
0.22883011227001343,
-0.001299324463336886,
4.5877482226187245e-06,
-9.883015568222353e-09,
1.1902023201051958e-11,
-6.134129307797647e-15
],
"B": [
1,
-0.002855758696388894
],
"Tmax": 344.91999999999996,
"Tmin": 125.45,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 1.7631265870209125,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2012",
"Tc": 345.02,
"a": [
0.04322
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.224
]
}
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Lemmon-JCED-2006",
"STATES": {
"hs_anchor": {
"T": 379.522,
"T_units": "K",
"hmolar": 64418.41576334056,
"hmolar_units": "J/mol",
"p": 4431361.108447598,
"p_units": "Pa",
"rhomolar": 3006.000000000001,
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"smolar": 267.64678100020603,
"smolar_units": "J/mol/K"
},
"reducing": {
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"T_units": "K",
"hmolar": 57048.44073891886,
"hmolar_units": "J/mol",
"p": 2640000,
"p_units": "Pa",
"rhomolar": 3340.000000000001,
"rhomolar_units": "mol/m^3",
"smolar": 248.84276210530032,
"smolar_units": "J/mol/K"
},
"sat_min_liquid": {
"T": 125.45,
"T_units": "K",
"hmolar": 12346.066680427975,
"hmolar_units": "J/mol",
"p": 2.018573582236092,
"p_units": "Pa",
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"rhomolar_units": "mol/m^3",
"smolar": 57.735566827185586,
"smolar_units": "J/mol/K"
},
"sat_min_vapor": {
"T": 125.45,
"T_units": "K",
"hmolar": 38916.72500440882,
"hmolar_units": "J/mol",
"p": 2.01857482644654,
"p_units": "Pa",
"rhomolar": 0.0019353038719978387,
"rhomolar_units": "mol/m^3",
"smolar": 269.53833819929,
"smolar_units": "J/mol/K"
}
},
"T_max": 440,
"T_max_units": "K",
"Ttriple": 125.45,
"Ttriple_units": "K",
"acentric": 0.3172,
"acentric_units": "-",
"alpha0": [
{
"a1": -15.6587335175,
"a2": 11.4531412796,
"type": "IdealGasHelmholtzLead"
},
{
"a": 3,
"type": "IdealGasHelmholtzLogTau"
},
{
"n": [
7.2198,
7.2692,
11.599
],
"t": [
0.9448727609993625,
1.724537707958959,
4.315691843951075
],
"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": [
1.327,
-3.8433,
0.922,
0.1136,
0.00036195,
1.1001,
1.1896,
-0.025147,
-0.65923,
-0.027969,
-0.1833,
-0.02163
],
"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"
}
],
"critical_region_splines": {
"T_max": 345.02,
"T_min": 345.01867131966134,
"_note": "Coefficients for the critical cubic spline. T = c[0]*rho^3 + c[1]*rho^2 + c[2]*rho + c[3] with rho in mol/m^3 and T in K",
"cL": [
2.115849844779737e-09,
-2.2622652824384362e-05,
0.08030859728161308,
250.32261200217556
],
"cV": [
-1.5113366978895236e-09,
1.3734866737761167e-05,
-0.04116930680731554,
385.6167633643665
],
"rhomolar_max": 3371.3072650243957,
"rhomolar_min": 3308.7608519066903
},
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.18801933,
"molar_mass_units": "kg/mol",
"p_max": 20000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"INFO": {
"2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=6192",
"ALIASES": [],
"CAS": "76-19-7",
"CHEMSPIDER_ID": 6192,
"ENVIRONMENTAL": {
"ASHRAE34": "A1",
"FH": 1,
"GWP100": 8830.0,
"GWP20": 6310.0,
"GWP500": 12500.0,
"HH": 2,
"Name": "R218",
"ODP": -1.0,
"PH": 1
},
"FORMULA": "C_{3}F_{8}",
"INCHI_KEY": "QYSGYZVSCZSLHT-UHFFFAOYSA-N",
"INCHI_STRING": "InChI=1S/C3F8/c4-1(5,2(6,7)8)3(9,10)11",
"NAME": "R218",
"REFPROP_NAME": "R218",
"SMILES": "C(C(F)(F)F)(C(F)(F)F)(F)F"
},
"STATES": {
"critical": {
"T": 345.02,
"T_units": "K",
"hmolar": 57042.182437460724,
"hmolar_units": "J/mol",
"p": 2640000.0,
"p_units": "Pa",
"rhomolar": 3340.0000000000005,
"rhomolar_units": "mol/m^3",
"smolar": 248.82637544333176,
"smolar_units": "J/mol/K"
},
"triple_liquid": {
"T": 125.45,
"T_units": "K",
"hmolar": 12346.066680427975,
"hmolar_units": "J/mol",
"p": 2.018573582236092,
"p_units": "Pa",
"rhomolar": 10687.00507449543,
"rhomolar_units": "mol/m^3",
"smolar": 57.735566827185586,
"smolar_units": "J/mol/K"
},
"triple_vapor": {
"T": 125.45,
"T_units": "K",
"hmolar": 38916.72500440882,
"hmolar_units": "J/mol",
"p": 2.01857482644654,
"p_units": "Pa",
"rhomolar": 0.0019353038719978387,
"rhomolar_units": "mol/m^3",
"smolar": 269.53833819929,
"smolar_units": "J/mol/K"
}
},
"TRANSPORT": {
"conductivity": {
"BibTeX": "Huber-IECR-2003",
"f_int": {
"T_reducing": 1.0,
"T_reducing_units": "K",
"a": [
0.000892659,
1.14912e-06
],
"t": [
0,
1
]
},
"psi": {
"a": [
1.2877,
-0.0758811
],
"rhomolar_reducing": 3340.0,
"rhomolar_reducing_units": "mol/m^3",
"t": [
0,
1
]
},
"q_D": 917069412.9838686,
"q_D_units": "m",
"reference_fluid": "Propane",
"type": "ECS"
},
"viscosity": {
"BibTeX": "Huber-IECR-2003",
"epsilon_over_k": 266.35,
"epsilon_over_k_units": "K",
"psi": {
"a": [
1.10225,
-0.00550442,
0.0
],
"rhomolar_reducing": 3340.0,
"rhomolar_reducing_units": "mol/m^3",
"t": [
0,
1,
2
]
},
"reference_fluid": "Propane",
"sigma_eta": 5.8e-10,
"sigma_eta_units": "m",
"type": "ECS"
}
}
}
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