Files
CoolProp/dev/fluids/D4.json
Ian Bell daed4b862b NBP reference states are now set
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
2014-06-03 12:27:30 +02:00

266 lines
5.9 KiB
JSON

{
"ALIASES": [
"Octamethylcyclotetrasiloxane",
"OCTAMETHYLCYCLOTETRASILOXANE"
],
"ANCILLARIES": {
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"Tmax": 586.4999999999989,
"Tmin": 290.25,
"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.028925946608671094,
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15.421699054361437,
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-7.542128557150028,
140.7032008919629
],
"reducing_value": 1332000.0,
"t": [
0.893,
1.059,
1.151,
2.074,
4.392,
16.257
],
"type": "pL",
"using_tau_r": true
},
"pV": {
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.028925946446056727,
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153.97714284240485
],
"reducing_value": 1332000.0,
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0.876,
2.397,
4.259,
10.207,
13.645
],
"type": "pV",
"using_tau_r": true
},
"rhoL": {
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"Tmin": 290.25,
"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
"max_abserror_percentage": 13.286210237431817,
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1.1098694118456651,
3.8256536703025574,
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41771953.36308636,
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67304077.15677227
],
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"t": [
0.156,
1.24,
9.435,
16.41,
17.017,
19.509
],
"type": "rhoLnoexp",
"using_tau_r": false
},
"rhoV": {
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"Tmin": 290.25,
"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 9.473643686906497,
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25.086940017821192,
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],
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3.647,
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16.17
],
"type": "rhoV",
"using_tau_r": true
}
},
"CAS": "556-67-2",
"CRITICAL": {
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"T_units": "K",
"p": 1332000.0,
"p_units": "Pa",
"rhomolar": 1030.928,
"rhomolar_units": "mol/m^3"
},
"ENVIRONMENTAL": {
"ASHRAE34": "UNKNOWN",
"FH": -1,
"GWP100": -1.0,
"GWP20": -1.0,
"GWP500": -1.0,
"HH": -1,
"Name": "D4",
"ODP": -1.0,
"PH": -1
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Colonna-FPE-2006",
"T_max": 673,
"T_max_units": "K",
"Ttriple": 290.25,
"Ttriple_units": "K",
"accentric": 0.592,
"accentric_units": "-",
"alpha0": [
{
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"a2": -14.02099419676275,
"type": "IdealGasHelmholtzLead"
},
{
"a": -1,
"type": "IdealGasHelmholtzLogTau"
},
{
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"Tc": 586.49127187,
"cp_over_R": -2.19568963609475,
"type": "IdealGasHelmholtzCP0Constant"
},
{
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3.60816657991031e-08
],
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],
"type": "IdealGasHelmholtzCP0PolyT"
},
{
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"a2": 22.2512527290327,
"reference": "NBP",
"type": "IdealGasHelmholtzEnthalpyEntropyOffset"
}
],
"alphar": [
{
"d": [
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2,
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7,
2,
5,
1,
4,
3,
4
],
"l": [
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0,
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2,
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3
],
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],
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0.875,
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3.625,
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],
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}
],
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.29661576,
"molar_mass_units": "kg/mol",
"p_max": 30000000,
"p_max_units": "Pa",
"pseudo_pure": false,
"ptriple": 69.60923767,
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"reducing_state": {
"T": 586.49127187,
"T_units": "K",
"p": 1332000,
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"rhomolar": 1035.122310000001,
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},
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}
],
"NAME": "D4",
"REFPROP_NAME": "D4"
}