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CoolProp/dev/fluids/m-Xylene.json

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{
"ANCILLARIES": {
"hL": {
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344.41400457664463,
0.1453259262301363,
-0.002180442283885708,
7.993651920520039e-06,
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1.5996223830909462e-11,
-6.467501453564422e-15
],
"B": [
1,
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],
"Tmax": 616.79,
"Tmin": 225.3,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 471.2176067210821,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
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395.91925054275566,
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0.022935076468746162,
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9.507838885634794e-08,
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2.8664747813587667e-14
],
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1,
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
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"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"pS": {
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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0.948,
1.792,
2.065,
3.546,
6.706
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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239.3508126040545,
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0.965,
0.987,
1.389,
2.441
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2.589,
2.714,
8.624
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4.033180528086598e-05,
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8.980311823401099e-11,
-5.688726478216235e-14,
1.4991126312261798e-17
],
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1,
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"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 0.8109431102829916,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
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0.061841933581330014,
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3.534095610924074e-07,
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2.587351134182912e-13,
-7.023298643882691e-17
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1,
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"Tmin": 225.3,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 1.951173757817851,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2014",
"Tc": 616.89,
"a": [
0.06445
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.256
]
}
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Zhou-JPCRD-2012",
"STATES": {
"hs_anchor": {
"T": 678.5790000000001,
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"hmolar": 79685.48961089761,
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"p": 5967003.886387356,
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"rhomolar": 2398.5,
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},
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"T_units": "K",
"hmolar": 61578.15976998018,
"hmolar_units": "J/mol",
"p": 3534600,
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"rhomolar": 2665,
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},
"sat_min_liquid": {
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},
"sat_min_vapor": {
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"hmolar": 11580.44946376125,
"hmolar_units": "J/mol",
"p": 3.1232675232328466,
"p_units": "Pa",
"rhomolar": 0.0016673174152434798,
"rhomolar_units": "mol/m^3",
"smolar": 96.25768607417126,
"smolar_units": "J/mol/K"
}
},
"T_max": 700,
"T_max_units": "K",
"Ttriple": 225.3,
"Ttriple_units": "K",
"acentric": 0.326,
"acentric_units": "-",
"alpha0": [
{
"a1": 12.652887,
"a2": 0.45975624,
"type": "IdealGasHelmholtzLead"
},
{
"a": 1.169909,
"type": "IdealGasHelmholtzLogTau"
},
{
"n": [
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2.862794,
24.83298,
16.26077
],
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0.3079965634067662,
2.160839047480102,
5.667136766684498
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"type": "IdealGasHelmholtzPlanckEinstein"
},
{
"a1": -7.79365691983003e-08,
"a2": -0.919512475110122,
"reference": "NBP",
"type": "IdealGasHelmholtzEnthalpyEntropyOffset"
}
],
"alphar": [
{
"d": [
8,
4,
1,
1,
2,
3,
1,
3,
2,
2,
7
],
"l": [
0,
0,
0,
0,
0,
0,
2,
2,
1,
2,
1
],
"n": [
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0.041063111,
1.505996,
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-0.46969,
0.171031,
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0.6970578,
-0.3002876,
-0.024311
],
"t": [
1,
0.91,
0.231,
0.772,
1.205,
0.323,
2.7,
3.11,
0.768,
4.1,
0.818
],
"type": "ResidualHelmholtzPower"
},
{
"beta": [
1.66,
1.9354,
1.0323,
78
],
"d": [
1,
1,
3,
3
],
"epsilon": [
0.713,
0.9169,
0.6897,
0.7245
],
"eta": [
1.0244,
1.3788,
0.9806,
6.3563
],
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1.1013,
0.6515,
0.4975,
1.26
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"n": [
0.815488,
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-0.54661
],
"t": [
2,
2.9,
3.83,
0.5
],
"type": "ResidualHelmholtzGaussian"
}
],
"critical_region_splines": {
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"T_min": 616.8899937003947,
"_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": [
0.0,
0.0,
-2.3188404050194553e-07,
616.8906179709679
],
"cV": [
0.0,
0.0,
2.1811620743863226e-07,
616.8894187203072
],
"rhomolar_max": 2692.1670497921914,
"rhomolar_min": 2636.1181240342576
},
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.106165,
"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=7641",
"ALIASES": [
"mXylene",
"m-xylene",
"M-XYLENE",
"MC8H10"
],
"CAS": "108-38-3",
"CHEMSPIDER_ID": 7641,
"FORMULA": "C_{8}H_{10}",
"INCHI_KEY": "IVSZLXZYQVIEFR-UHFFFAOYSA-N",
"INCHI_STRING": "InChI=1S/C8H10/c1-7-4-3-5-8(2)6-7/h3-6H,1-2H3",
"NAME": "m-Xylene",
"REFPROP_NAME": "MXYLENE",
"SMILES": "Cc1cccc(c1)C"
},
"STATES": {
"critical": {
"T": 616.89,
"T_units": "K",
"hmolar": 61561.23399713627,
"hmolar_units": "J/mol",
"p": 3534600.0,
"p_units": "Pa",
"rhomolar": 2665.0,
"rhomolar_units": "mol/m^3",
"smolar": 116.86857876019602,
"smolar_units": "J/mol/K"
},
"triple_liquid": {
"T": 225.3,
"T_units": "K",
"hmolar": -35540.80751806576,
"hmolar_units": "J/mol",
"p": 3.123267555690047,
"p_units": "Pa",
"rhomolar": 8676.649495127216,
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"smolar": -112.89125739493811,
"smolar_units": "J/mol/K"
},
"triple_vapor": {
"T": 225.3,
"T_units": "K",
"hmolar": 11580.44946376125,
"hmolar_units": "J/mol",
"p": 3.1232675232328466,
"p_units": "Pa",
"rhomolar": 0.0016673174152434798,
"rhomolar_units": "mol/m^3",
"smolar": 96.25768607417126,
"smolar_units": "J/mol/K"
}
},
"TRANSPORT": {
"conductivity": {
"BibTeX": "Mylona-JPCRD-2014-xylenes",
"critical": {
"GAMMA": 0.057,
"R0": 1.03,
"gamma": 1.239,
"qD": 1402524544.179523,
"type": "simplified_Olchowy_Sengers",
"zeta0": 2.35e-10
},
"dilute": {
"A": [
0.00024210699999999998,
0.013522000000000001,
-0.123168,
0.296882,
-0.107973,
0.018686,
-0.0012916700000000002
],
"B": [
-0.850118,
3.11646,
0.0001
],
"T_reducing": 616.89,
"T_reducing_units": "K",
"m": [
0,
1,
2
],
"n": [
0,
1,
2,
3,
4,
5,
6
],
"type": "ratio_of_polynomials"
},
"residual": {
"B": [
-0.0679314,
0.0592537,
0.22577799999999998,
-0.162626,
-0.18569300000000002,
0.133036,
0.0619006,
-0.044905099999999996,
-0.0071166400000000005,
0.0056186
],
"T_reducing": 616.89,
"T_reducing_units": "K",
"d": [
1,
1,
2,
2,
3,
3,
4,
4,
5,
5
],
"rhomass_reducing": 282.9297,
"rhomass_reducing_units": "kg/m^3",
"t": [
0,
-1,
0,
-1,
0,
-1,
0,
-1,
0,
-1
],
"type": "polynomial"
}
},
"viscosity": {
"BibTeX": "Cao-JPCRD-2016-mxylene",
"hardcoded": "m-Xylene"
}
}
}
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