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CoolProp/dev/fluids/Isopentane.json
Ian Bell 24d37e0e6d Added h and s to hs_anchor state 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
2014-08-01 10:09:12 +02:00

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{
"ALIASES": [
"ipentane",
"R601a",
"ISOPENTANE"
],
"ANCILLARIES": {
"hL": {
"A": [
-90130.35710842158,
407.16059505475016,
-1.3138893313886317,
0.005590751570923586,
-1.587710367502304e-05,
2.5168267404648672e-08,
-2.1143037200252435e-11,
6.733811692461848e-15
],
"B": [
1,
-0.0021441483456487113
],
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 425.4010919385255,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
"A": [
47154.76961904714,
-258.60058597934443,
0.8441213768167075,
-0.0015974225798768423,
-1.5394517779202809e-06,
1.4231532204833666e-08,
-2.700877284425972e-11,
1.8451831605833533e-14
],
"B": [
1,
-0.002141485604589175
],
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 965.2804228940715,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"melting_line": {
"BibTeX": "Reeves-JCP-1964",
"T_m": 113.22999999999999,
"parts": [
{
"T_0": 112.5,
"T_max": 212.16,
"T_min": 112.65,
"a": 591600000.0,
"c": 1.563,
"p_0": 0
}
],
"type": "Simon"
},
"pL": {
"T_r": 460.35,
"Tmax": 460.3499999999989,
"Tmin": 112.65000000000002,
"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.051564707572182567,
"n": [
-6.666263491957704,
0.4857997813609446,
43.79186706759248,
-46.695896367051155,
-0.7987335343861153,
-2.152696717962993
],
"reducing_value": 3378000.0,
"t": [
0.984,
1.34,
3.251,
3.271,
6.059,
15.448
],
"type": "pL",
"using_tau_r": true
},
"pV": {
"T_r": 460.35,
"Tmax": 460.3499999999989,
"Tmin": 112.65000000000002,
"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.016885314228098913,
"n": [
-8.6020554503746,
4.597427498957886,
-2.60028502453596,
-3.205323615957216,
0.893056340939176,
-3.317655495530999
],
"reducing_value": 3378000.0,
"t": [
1.02,
1.348,
1.678,
4.158,
11.692,
14.291
],
"type": "pV",
"using_tau_r": true
},
"rhoL": {
"T_r": 460.35,
"Tmax": 460.3499999999989,
"Tmin": 112.65000000000002,
"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.5609059920063109,
"n": [
1.90090139367392,
0.5608577220827222,
0.291792033747788,
-0.22951340206902662,
50.602054710991816,
-59.20907806248923
],
"reducing_value": 3271.0,
"t": [
0.335,
0.852,
2.009,
4.806,
14.584,
15.417
],
"type": "rhoLnoexp",
"using_tau_r": false
},
"rhoV": {
"T_r": 460.35,
"Tmax": 460.3499999999989,
"Tmin": 112.65000000000002,
"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 1.1809305044249263,
"n": [
-0.293842156388657,
-3.3757748736495574,
-2.160437982604624,
-8.713491274417024,
4.916720756118398,
-0.9275607204099507
],
"reducing_value": 3271.0,
"t": [
0.192,
0.477,
1.313,
5.085,
6.047,
14.238
],
"type": "rhoV",
"using_tau_r": true
},
"sL": {
"A": [
-500.29658567054486,
5.317314035347854,
-0.03702625073527074,
0.00017942138753406091,
-5.548010872762936e-07,
1.042192599128138e-09,
-1.0882464867570116e-12,
4.84176665079205e-16
],
"B": [
1,
-0.0020953738348819975
],
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 1.3276697617159812,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"sLV": {
"A": [
1426.6548934034195,
-24.434482496091196,
0.20869076665459838,
-0.0010610657221732712,
3.3293375261587823e-06,
-6.3282501398863124e-09,
6.683136094951893e-12,
-3.0091226859884524e-15
],
"B": [
1,
-0.001978987204740525
],
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 3.7395551675646965,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2012",
"Tc": 460.35,
"a": [
0.051
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.209
]
}
},
"CAS": "78-78-4",
"ENVIRONMENTAL": {
"ASHRAE34": "A3",
"FH": 4,
"GWP100": -1.0,
"GWP20": -1.0,
"GWP500": -1.0,
"HH": 1,
"Name": "Isopentane",
"ODP": -1.0,
"PH": 0
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Lemmon-JCED-2006",
"STATES": {
"hs_anchor": {
"T": 506.38500000000005,
"T_units": "K",
"hmolar": 46561.462100150035,
"hmolar_units": "J/mol",
"p": 5570042.134881059,
"p_units": "Pa",
"rhomolar": 2943.9,
"rhomolar_units": "mol/m^3",
"smolar": 112.26852231198178,
"smolar_units": "J/mol/K"
},
"reducing": {
"T": 460.35,
"T_units": "K",
"p": 3378000,
"p_units": "Pa",
"rhomolar": 3271,
"rhomolar_units": "mol/m^3"
},
"sat_min_liquid": {
"T": 112.65,
"T_units": "K",
"p": 8.952745179434145e-08,
"p_units": "Pa",
"rhomolar": 10935.8893141883,
"rhomolar_units": "mol/m^3"
},
"sat_min_vapor": {
"T": 112.65,
"T_units": "K",
"p": 8.952745179434145e-08,
"p_units": "Pa",
"rhomolar": 9.558513393991809e-08,
"rhomolar_units": "mol/m^3"
}
},
"T_max": 500,
"T_max_units": "K",
"Ttriple": 112.65,
"Ttriple_units": "K",
"accentric": 0.2274,
"accentric_units": "-",
"alpha0": [
{
"a1": 2.5822330405,
"a2": 1.1609103419,
"type": "IdealGasHelmholtzLead"
},
{
"a": 3,
"type": "IdealGasHelmholtzLogTau"
},
{
"n": [
7.4056,
9.5772,
15.765,
12.119
],
"t": [
0.9601390246551537,
2.409036602584989,
4.494406429890301,
9.108287172803301
],
"type": "IdealGasHelmholtzPlanckEinstein"
}
],
"alphar": [
{
"d": [
1,
1,
1,
2,
3,
7,
2,
5,
1,
4,
3,
4
],
"l": [
0,
0,
0,
0,
0,
0,
1,
1,
2,
2,
3,
3
],
"n": [
1.0963,
-3.0402,
1.0317,
-0.1541,
0.11535,
0.00029809,
0.39571,
-0.045881,
-0.35804,
-0.10107,
-0.035484,
0.018156
],
"t": [
0.25,
1.125,
1.5,
1.375,
0.25,
0.875,
0.625,
1.75,
3.625,
3.625,
14.5,
12
],
"type": "ResidualHelmholtzPower"
}
],
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.07214878,
"molar_mass_units": "kg/mol",
"p_max": 1000000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"NAME": "Isopentane",
"REFPROP_NAME": "IPENTANE",
"STATES": {
"critical": {
"T": 460.35,
"T_units": "K",
"p": 3378000.0,
"p_units": "Pa",
"rhomolar": 3271.0,
"rhomolar_units": "mol/m^3"
},
"triple_liquid": {
"T": 112.65,
"T_units": "K",
"p": 8.952745179434145e-08,
"p_units": "Pa",
"rhomolar": 10935.8893141883,
"rhomolar_units": "mol/m^3"
},
"triple_vapor": {
"T": 112.65,
"T_units": "K",
"p": 8.952745179434145e-08,
"p_units": "Pa",
"rhomolar": 9.558513393991809e-08,
"rhomolar_units": "mol/m^3"
}
}
}
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