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CoolProp/dev/fluids/Neopentane.json

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{
"ANCILLARIES": {
"hL": {
"A": [
124269.19137233004,
-4066.9617134835885,
39.84003725252666,
-0.20452993697744778,
0.000625791527703856,
-1.1470119738623036e-06,
1.1645433687035837e-09,
-5.056827581168552e-13
],
"B": [
1,
-0.0022917184668224547
],
"Tmax": 433.64,
"Tmin": 256.6,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 209.31369488288328,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
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11937.541755819759,
-111.95067504332391,
0.5757492776828032,
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3.2424319739019443e-06,
-3.2929013340738935e-09,
1.4295701056133228e-12
],
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1,
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],
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"Tmin": 256.6,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 505.288911883845,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"pS": {
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"Tmin": 256.6,
"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.009973909412830384,
"n": [
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11.000117855992295,
-400.6256764267208,
433.78538017962705,
-45.58182775735909,
-0.7322302008433458
],
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"t": [
1.011,
1.701,
2.3,
2.345,
2.698,
6.49
],
"type": "pV",
"using_tau_r": true
},
"rhoL": {
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"Tmin": 256.6,
"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.546133509156399,
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2.811511709838611,
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143.31340246450836,
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324.6743119533206,
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],
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"t": [
0.385,
0.435,
3.763,
4.175,
6.202,
16.14
],
"type": "rhoLnoexp",
"using_tau_r": false
},
"rhoV": {
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"Tmax": 433.73999999999927,
"Tmin": 256.6,
"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.6012535915160933,
"n": [
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8.462476541870759,
-339.50200633681567,
403.5197007430728,
-111.52402460892499,
41.26753585967676
],
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"t": [
0.423,
1.041,
1.753,
1.863,
2.594,
3.606
],
"type": "rhoV",
"using_tau_r": true
},
"sL": {
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0.07547414939486873,
-0.00040530414914110706,
1.2635963874396336e-06,
-2.3397948394091e-09,
2.391794625563196e-12,
-1.0434525591418035e-15
],
"B": [
1,
-0.0022919925499166843
],
"Tmax": 433.64,
"Tmin": 256.6,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 0.47664033512899096,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"sLV": {
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15.909393006930621,
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0.0009967634894781528,
-3.217235246871334e-06,
6.100267985397818e-09,
-6.341845628780214e-12,
2.8010740779034547e-15
],
"B": [
1,
-0.0022908487452450144
],
"Tmax": 433.64,
"Tmin": 256.6,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 1.1527017414249565,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2014",
"Tc": 433.74,
"a": [
0.04465
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.21
]
}
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Lemmon-JCED-2006",
"STATES": {
"hs_anchor": {
"T": 477.11400000000003,
"T_units": "K",
"hmolar": 42823.00858820105,
"hmolar_units": "J/mol",
"p": 5232425.802039939,
"p_units": "Pa",
"rhomolar": 2943.0,
"rhomolar_units": "mol/m^3",
"smolar": 109.6920638994305,
"smolar_units": "J/mol/K"
},
"reducing": {
"T": 433.74,
"T_units": "K",
"hmolar": 33491.64156310888,
"hmolar_units": "J/mol",
"p": 3196000,
"p_units": "Pa",
"rhomolar": 3270,
"rhomolar_units": "mol/m^3",
"smolar": 90.62692502621029,
"smolar_units": "J/mol/K"
},
"sat_min_liquid": {
"T": 256.6,
"T_units": "K",
"hmolar": -4040.7333544404823,
"hmolar_units": "J/mol",
"p": 35400.94732693052,
"p_units": "Pa",
"rhomolar": 8701.720394850296,
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"smolar": -14.961357774444568,
"smolar_units": "J/mol/K"
},
"sat_min_vapor": {
"T": 256.6,
"T_units": "K",
"hmolar": 20107.389829938078,
"hmolar_units": "J/mol",
"p": 35400.947338431135,
"p_units": "Pa",
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"rhomolar_units": "mol/m^3",
"smolar": 79.14668269207665,
"smolar_units": "J/mol/K"
}
},
"T_max": 550,
"T_max_units": "K",
"Ttriple": 256.6,
"Ttriple_units": "K",
"acentric": 0.1961,
"acentric_units": "-",
"alpha0": [
{
"a1": 0.8702452614,
"a2": 1.6071746358,
"type": "IdealGasHelmholtzLead"
},
{
"a": 3,
"type": "IdealGasHelmholtzLogTau"
},
{
"n": [
14.422,
12.868,
17.247,
12.663
],
"t": [
1.636925346982063,
3.977036934569097,
7.562133997325587,
17.9531516576751
],
"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": [
1.1136,
-3.1792,
1.1411,
-0.10467,
0.11754,
0.00034058,
0.29553,
-0.074765,
-0.31474,
-0.099401,
-0.039569,
0.023177
],
"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"
}
],
"critical_region_splines": {
"T_max": 433.74,
"T_min": 433.7374308769143,
"_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": [
3.5552432643477683e-09,
-3.6044510806120894e-05,
0.12168351856799782,
296.9433793880215
],
"cV": [
-5.6898059160504035e-09,
5.456581605156137e-05,
-0.1743388599380053,
619.3097765122714
],
"rhomolar_max": 3321.0423374845595,
"rhomolar_min": 3218.167274770953
},
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.07214878,
"molar_mass_units": "kg/mol",
"p_max": 200000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"INFO": {
"2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=9646",
"ALIASES": [
"neopentn",
"NEOPENTANE"
],
"CAS": "463-82-1",
"CHEMSPIDER_ID": 9646,
"ENVIRONMENTAL": {
"ASHRAE34": "UNKNOWN",
"FH": 4,
"GWP100": -1.0,
"GWP20": -1.0,
"GWP500": -1.0,
"HH": 1,
"Name": "Neopentane",
"ODP": -1.0,
"PH": 0
},
"FORMULA": "C_{5}H_{12}",
"INCHI_KEY": "CRSOQBOWXPBRES-UHFFFAOYSA-N",
"INCHI_STRING": "InChI=1S/C5H12/c1-5(2,3)4/h1-4H3",
"NAME": "Neopentane",
"REFPROP_NAME": "NEOPENTN",
"SMILES": "CC(C)(C)C"
},
"STATES": {
"critical": {
"T": 433.74,
"T_units": "K",
"hmolar": 33483.644000497305,
"hmolar_units": "J/mol",
"p": 3196000.0,
"p_units": "Pa",
"rhomolar": 3270.0,
"rhomolar_units": "mol/m^3",
"smolar": 90.61008614492704,
"smolar_units": "J/mol/K"
},
"triple_liquid": {
"T": 256.6,
"T_units": "K",
"hmolar": -4040.7333544404823,
"hmolar_units": "J/mol",
"p": 35400.94732693052,
"p_units": "Pa",
"rhomolar": 8701.720394850296,
"rhomolar_units": "mol/m^3",
"smolar": -14.961357774444568,
"smolar_units": "J/mol/K"
},
"triple_vapor": {
"T": 256.6,
"T_units": "K",
"hmolar": 20107.389829938078,
"hmolar_units": "J/mol",
"p": 35400.947338431135,
"p_units": "Pa",
"rhomolar": 16.951063918632535,
"rhomolar_units": "mol/m^3",
"smolar": 79.14668269207665,
"smolar_units": "J/mol/K"
}
}
}
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