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CoolProp/dev/fluids/R134a.json

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{
"ANCILLARIES": {
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51.45460873850454,
2.752891215987856,
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0.0001024093874313081,
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3.7318952554948676e-10,
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],
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1,
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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": 241.01982342201154,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
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1264.9411498949696,
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0.12781381615470477,
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1.2618550621868711e-06,
-1.6671845024652724e-09,
9.355397808799877e-13
],
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1,
-0.0026524398429957725
],
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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": 396.7437827981382,
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"type": "rational_polynomial"
},
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.00920528154990663,
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2.1476074125217703,
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14.958442337201044
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0.99,
1.14,
2.651,
4.507,
17.235
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"type": "pV",
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},
"rhoL": {
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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40.793536440596085,
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1600.534434298925,
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0.673,
0.994,
1.257,
5.783,
5.943,
19.94
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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5.34618043286371,
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64.0
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0.476,
0.966,
1.321,
8.491,
13.463,
13.463
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0.00010896444505629128,
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3.975007098367782e-10,
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2.1500752964678462e-17
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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",
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"type": "rational_polynomial"
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1003.811274025249,
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0.10573848746936429,
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1.023212939627796e-06,
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6.223668423450527e-13,
1.0711102848219976e-16
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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",
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"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
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1.241
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}
},
"EOS": [
{
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"BibTeX_EOS": "TillnerRoth-JPCRD-1994",
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},
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}
},
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"acentric_units": "-",
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{
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"type": "IdealGasHelmholtzLead"
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{
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{
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"t": [
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],
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{
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6,
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5,
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1,
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4,
1,
5,
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10
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2,
2,
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1,
5,
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6,
10,
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10,
18,
22,
50
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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": [
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},
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"molar_mass_units": "kg/mol",
"p_max": 70000000,
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"pseudo_pure": false
}
],
"INFO": {
"2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=12577",
"ALIASES": [
"R134A"
],
"CAS": "811-97-2",
"CHEMSPIDER_ID": 12577,
"ENVIRONMENTAL": {
"ASHRAE34": "A1",
"FH": 1,
"GWP100": 1430.0,
"GWP20": 3830.0,
"GWP500": 435.0,
"HH": 1,
"Name": "R134a",
"ODP": -1.0,
"PH": 0
},
"FORMULA": "C_{2}F_{4}H_{2}",
"INCHI_KEY": "LVGUZGTVOIAKKC-UHFFFAOYSA-N",
"INCHI_STRING": "InChI=1S/C2H2F4/c3-1-2(4,5)6/h1H2",
"NAME": "R134a",
"REFPROP_NAME": "R134A",
"SMILES": "C(C(F)(F)F)F"
},
"STATES": {
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"T": 374.21,
"T_units": "K",
"hmolar": 39755.632820665705,
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"p": 4059280.0,
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"rhomolar": 5017.053,
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"smolar": 159.38409617782034,
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},
"triple_liquid": {
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"T_units": "K",
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},
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"T_units": "K",
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"p": 389.56379159193614,
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"smolar_units": "J/mol/K"
}
},
"TRANSPORT": {
"conductivity": {
"BibTeX": "McLinden-IJR-2000",
"critical": {
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"R0": 1.03,
"gamma": 1.239,
"qD": 1892020000.0,
"type": "simplified_Olchowy_Sengers",
"zeta0": 1.94e-10
},
"dilute": {
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8.00982e-05
],
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1.0
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"T_reducing": 1,
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"m": [
0
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"n": [
0,
1
],
"type": "ratio_of_polynomials"
},
"residual": {
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0.0037740609300000003,
0.010534223865,
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0.00128672592
],
"T_reducing": 1,
"T_reducing_units": "K",
"_note": "from v4.x : delta = rho/(5.049886*102.032); // Does not use either the reduce.rho value or crit.rho value !!! Or the value listed in Huber, 2003 either",
"d": [
1,
2,
3,
4
],
"rhomass_reducing": 515.249968352,
"rhomass_reducing_units": "kg/m^3",
"t": [
0,
0,
0,
0
],
"type": "polynomial"
}
},
"viscosity": {
"BibTeX": "Huber-IECR-2003",
"dilute": {
"C": 2.1357e-08,
"a": [
0.355404,
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0.0257353
],
"molar_mass": 0.102031,
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"t": [
0,
1,
2
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"type": "collision_integral"
},
"epsilon_over_k": 299.363,
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3.56029549e-07,
2.11101816e-06,
1.39601415e-05,
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],
"d1": [
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2,
2,
2,
2,
3
],
"d2": [
0
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"f": [
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"g": [
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0,
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0
],
"h": [
0
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1
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0.100035295
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"rhomolar_reduce": 5017.053,
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"t1": [
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6,
2,
0.5,
-2,
0
],
"t2": [
0
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"type": "modified_Batschinski_Hildebrand"
},
"initial_density": {
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219.73999,
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2471.01251,
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2491.6597,
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],
"t": [
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"type": "Rainwater-Friend"
},
"sigma_eta": 4.68932e-10,
"sigma_eta_units": "m"
}
}
}