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CoolProp/dev/fluids/R32.json

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{
"ANCILLARIES": {
"hL": {
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22.9594935193828,
2.2665267400515248,
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9.422945198125122e-05,
-2.560418858096179e-07,
3.7942712892864543e-10,
-2.3868806303377864e-13
],
"B": [
1,
-0.0028154576427160604
],
"Tmax": 351.155,
"Tmin": 136.34,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 226.4671118512988,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
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260.32336736759726,
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0.049536589650326444,
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6.503593369487137e-07,
-9.780149595541722e-10,
6.225285033780827e-13
],
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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": 504.07301520953774,
"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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9.276391392786632,
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28.46579606476374,
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0.979,
2.203,
2.382,
3.421,
3.558
],
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"rhoL": {
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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511.3349286855849,
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],
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"t": [
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0.425,
1.18,
8.115,
12.06,
16.085
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1.228183757995032e-10,
7.892859692624816e-14,
-1.6512725755711827e-16
],
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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": 0.6493455046475809,
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"type": "rational_polynomial"
},
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0.15694071142847013,
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2.7395648184745634e-06,
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6.111797759332594e-12,
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],
"B": [
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": 1.558833013107913,
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"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2012",
"Tc": 351.255,
"a": [
0.07147
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.246
]
}
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "TillnerRoth-JPCRD-1997",
"STATES": {
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"T": 386.38050000000004,
"T_units": "K",
"hmolar": 24892.092827460936,
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"p": 9738718.54768962,
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},
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"smolar": 85.77497900866652,
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},
"sat_min_liquid": {
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"p": 47.999893876059375,
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"smolar": -5.46080831131372,
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},
"sat_min_vapor": {
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"hmolar": 23114.565057462252,
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"p": 47.99989396204481,
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"rhomolar": 0.04235254461811375,
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}
},
"T_max": 435,
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"Ttriple": 136.34,
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"acentric": 0.2769,
"acentric_units": "-",
"alpha0": [
{
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"a2": 6.353098,
"type": "IdealGasHelmholtzLead"
},
{
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"type": "IdealGasHelmholtzLogTau"
},
{
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2.645151,
5.794987,
1.129475
],
"t": [
2.2718538,
11.914421,
5.1415638,
32.768217
],
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}
],
"alphar": [
{
"d": [
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5,
1,
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3,
8,
4,
4,
4,
8,
3,
5,
1,
1,
3,
1,
2,
3
],
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0,
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0,
0,
0,
0,
4,
3,
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4,
1,
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2,
1,
1,
1,
1
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"n": [
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0.03520158,
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2.377225e-05,
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0.4209034,
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"t": [
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2,
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25,
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1.5,
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0.5
],
"type": "ResidualHelmholtzPower"
}
],
"critical_region_splines": {
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"T_min": 351.25499816776613,
"_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,
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351.25829420247135
],
"cV": [
0.0,
0.0,
1.4328717651880036e-07,
351.2538321973893
],
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},
"gas_constant": 8.314471,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.052024,
"molar_mass_units": "kg/mol",
"p_max": 70000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"INFO": {
"2DPNG_URL": "http://www.chemspider.com/ImagesHandler.ashx?id=6105",
"ALIASES": [],
"CAS": "75-10-5",
"CHEMSPIDER_ID": 6105,
"ENVIRONMENTAL": {
"ASHRAE34": "A2",
"FH": 4,
"GWP100": 675.0,
"GWP20": 2330.0,
"GWP500": 205.0,
"HH": 1,
"Name": "R32",
"ODP": -1.0,
"PH": 1
},
"FORMULA": "C_{1}F_{2}H_{2}",
"INCHI_KEY": "RWRIWBAIICGTTQ-UHFFFAOYSA-N",
"INCHI_STRING": "InChI=1S/CH2F2/c2-1-3/h1H2",
"NAME": "R32",
"REFPROP_NAME": "R32",
"SMILES": "C(F)F"
},
"STATES": {
"critical": {
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"hmolar": 21545.57934334372,
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"p": 5782000.0,
"p_units": "Pa",
"rhomolar": 8150.084599999999,
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"smolar": 85.7689457973032,
"smolar_units": "J/mol/K"
},
"triple_liquid": {
"T": 136.34,
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"hmolar": -992.1972213356988,
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"p": 47.999893876059375,
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"smolar": -5.46080831131372,
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},
"triple_vapor": {
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"p": 47.99989396204481,
"p_units": "Pa",
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"smolar": 171.3527627007359,
"smolar_units": "J/mol/K"
}
},
"TRANSPORT": {
"conductivity": {
"BibTeX": "Huber-IECR-2003",
"f_int": {
"T_reducing": 1.0,
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"a": [
0.000436654,
1.78134e-06
],
"t": [
0,
1
]
},
"psi": {
"a": [
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],
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"t": [
0,
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]
},
"q_D": 1999999999.9999998,
"q_D_units": "m",
"reference_fluid": "Propane",
"type": "ECS"
},
"viscosity": [
{
"BibTeX": "Bell-PURDUE-2016-ETA",
"C": 0.79022,
"c_liq": [
0.6100913843,
0.4508958312,
-0.017063,
0.000564
],
"c_vap": [
0.0,
1.2,
-0.308598,
0.035317
],
"rhosr_critical": -107473.04273260638,
"type": "rhosr-CS",
"x_crossover": 2
},
{
"BibTeX": "Huber-IECR-2003",
"epsilon_over_k": 289.65,
"epsilon_over_k_units": "K",
"psi": {
"a": [
0.7954,
0.0542658,
0.0
],
"rhomolar_reducing": 8150.0,
"rhomolar_reducing_units": "mol/m^3",
"t": [
0,
1,
2
]
},
"reference_fluid": "Propane",
"sigma_eta": 4.098e-10,
"sigma_eta_units": "m",
"type": "ECS"
}
]
}
}
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