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CoolProp/dev/fluids/Krypton.json

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{
"ALIASES": [
"krypton",
"KRYPTON"
],
"ANCILLARIES": {
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2.2974179747666254e-08,
-2.125355381249035e-11
],
"B": [
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],
"Tmax": 209.38000000000002,
"Tmin": 115.77,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 58.1546458506607,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
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],
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 123.20231062763173,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"melting_line": {
"BibTeX": "Michels-PHYSICA-1962",
"T_m": 115.95,
"parts": [
{
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"a": 109479.2307,
"c": 1.6169841,
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"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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],
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],
"type": "pL",
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"t": [
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2.063,
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"type": "rhoLnoexp",
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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14.775
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"type": "rhoV",
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"B": [
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],
"Tmax": 209.38000000000002,
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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": 0.2730309228753294,
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"type": "rational_polynomial"
},
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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": 0.5808960136199293,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2012",
"Tc": 209.48,
"a": [
0.0447
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
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]
}
},
"CAS": "7439-90-9",
"ENVIRONMENTAL": {
"ASHRAE34": "UNKNOWN",
"FH": 0,
"GWP100": -1.0,
"GWP20": -1.0,
"GWP500": -1.0,
"HH": 0,
"Name": "Krypton",
"ODP": -1.0,
"PH": 0
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Lemmon-JCED-2006",
"STATES": {
"hs_anchor": {
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},
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"p": 5525000,
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},
"sat_min_liquid": {
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},
"sat_min_vapor": {
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},
"T_max": 750,
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"Ttriple": 115.77,
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"accentric": -0.00089,
"accentric_units": "-",
"alpha0": [
{
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"type": "IdealGasHelmholtzLead"
},
{
"a": 1.5,
"type": "IdealGasHelmholtzLogTau"
}
],
"alphar": [
{
"d": [
1,
1,
1,
2,
3,
7,
2,
5,
1,
4,
3,
4
],
"l": [
0,
0,
0,
0,
0,
0,
1,
1,
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2,
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3
],
"n": [
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0.0001931,
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0.0069397
],
"t": [
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3.625,
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14.5,
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],
"type": "ResidualHelmholtzPower"
}
],
"critical_region_splines": {
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"_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": [
7.439981467718757e-10,
-2.4434077759864862e-05,
0.26746352188901107,
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],
"cV": [
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2.417791448185612e-05,
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],
"rhomolar_max": 10950.720003147018,
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},
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.083798,
"molar_mass_units": "kg/mol",
"p_max": 200000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"NAME": "Krypton",
"REFPROP_NAME": "KRYPTON",
"STATES": {
"critical": {
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"p": 5525000.0,
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},
"triple_liquid": {
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"smolar": -1.4598881224022855,
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},
"triple_vapor": {
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"rhomolar_units": "mol/m^3",
"smolar": 77.00296120845987,
"smolar_units": "J/mol/K"
}
}
}
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