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CoolProp/dev/fluids/MD3M.json
Ian Bell 60f9cb6614 Updated minimum saturation temperature state points 
Signed-off-by: Ian Bell <ian.h.bell@gmail.com>
2014-11-29 17:32:49 -05:00

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{
"ALIASES": [
"Dodecamethylpentasiloxane",
"DODECAMETHYLPENTASILOXANE"
],
"ANCILLARIES": {
"hL": {
"A": [
-555923.7476496103,
1988.9004720441635,
-3.8828697883380823,
0.006498066081282927,
-2.6414286992849214e-06,
-1.2406613051178509e-08,
1.9565050482247866e-11,
-9.063466300165167e-15
],
"B": [
1,
-0.00157823626904387
],
"Tmax": 628.26,
"Tmin": 192.0,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 740.2316236024562,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"hLV": {
"A": [
140300.37991557716,
-645.8201782021122,
1.574057938908,
-0.002291873734183295,
2.1237884989375074e-07,
5.557200139685212e-09,
-8.876616427559064e-12,
4.695144071529041e-15
],
"B": [
1,
-0.0015658337738799302
],
"Tmax": 628.26,
"Tmin": 192.0,
"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
"max_abs_error": 2000.9862864786364,
"max_abs_error_units": "J/mol",
"type": "rational_polynomial"
},
"pL": {
"T_r": 628.36,
"Tmax": 628.3599999999988,
"Tmin": 192.0,
"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.025890264817562958,
"n": [
-10.453673923336904,
2.481740868042947,
-11.432996001913109,
6.601821622186919,
-5.964966309512551,
-7.694099935065695
],
"reducing_value": 945000.0,
"t": [
1.015,
1.281,
2.914,
3.079,
4.049,
12.555
],
"type": "pL",
"using_tau_r": true
},
"pV": {
"T_r": 628.36,
"Tmax": 628.3599999999988,
"Tmin": 192.0,
"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.062049678581188594,
"n": [
-8.949699956067297,
0.4122742171095244,
-9.899582759727936,
1.1051818846570594,
-10.457795793253178,
11.86348703188236
],
"reducing_value": 945000.0,
"t": [
0.991,
1.154,
3.408,
7.711,
11.313,
18.134
],
"type": "pV",
"using_tau_r": true
},
"rhoL": {
"T_r": 628.36,
"Tmax": 628.3599999999988,
"Tmin": 192.0,
"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
"max_abserror_percentage": 0.9412402880123238,
"n": [
3.908835698000551,
-1.7671208917208399,
9.16107326877534,
-11.915428003947813,
5.425025736986464,
-2.1727181064864802
],
"reducing_value": 685.7981626999992,
"t": [
0.371,
0.453,
1.774,
2.156,
3.401,
7.268
],
"type": "rhoLnoexp",
"using_tau_r": false
},
"rhoV": {
"T_r": 628.36,
"Tmax": 628.3599999999988,
"Tmin": 192.0,
"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
"max_abserror_percentage": 1.090311933515531,
"n": [
0.01880314261439147,
-2.1886134791566874,
-5.398887457148687,
9.132545382573525,
-19.85612989152667,
-35.776997465430505
],
"reducing_value": 685.7981626999992,
"t": [
0.071,
0.343,
0.856,
2.418,
2.94,
16.829
],
"type": "rhoV",
"using_tau_r": true
},
"sL": {
"A": [
-2459.182489808673,
19.697211510832297,
-0.09433254633460193,
0.0003023751794837206,
-6.167494570001515e-07,
7.666422783869779e-10,
-5.32752780977053e-13,
1.5896595444321927e-16
],
"B": [
1,
-0.0015432674555708556
],
"Tmax": 628.26,
"Tmin": 192.0,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 1.8821285898452516,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"sLV": {
"A": [
2630.834730596504,
-31.024030584058558,
0.17897791513749084,
-0.0006158690760177458,
1.3168272889454566e-06,
-1.7172295950411074e-09,
1.2515740377093138e-12,
-3.908001064860451e-16
],
"B": [
1,
-0.0015200094399678064
],
"Tmax": 628.26,
"Tmin": 192.0,
"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
"max_abs_error": 4.385165352979042,
"max_abs_error_units": "J/mol/K",
"type": "rational_polynomial"
},
"surface_tension": {
"BibTeX": "Mulero-JPCRD-2014",
"Tc": 628.36,
"a": [
0.03972
],
"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
"n": [
1.254
]
}
},
"CAS": "141-63-9",
"ENVIRONMENTAL": {
"ASHRAE34": "UNKNOWN",
"FH": 2,
"GWP100": -1.0,
"GWP20": -1.0,
"GWP500": -1.0,
"HH": 1,
"Name": "MD3M",
"ODP": -1.0,
"PH": 0
},
"EOS": [
{
"BibTeX_CP0": "",
"BibTeX_EOS": "Colonna-FPE-2008",
"STATES": {
"hs_anchor": {
"T": 691.196,
"T_units": "K",
"hmolar": 176878.41034321528,
"hmolar_units": "J/mol",
"p": 1729604.878920523,
"p_units": "Pa",
"rhomolar": 617.2183464299993,
"rhomolar_units": "mol/m^3",
"smolar": 294.5855544751468,
"smolar_units": "J/mol/K"
},
"reducing": {
"T": 628.36,
"T_units": "K",
"hmolar": 119621.6599953922,
"hmolar_units": "J/mol",
"p": 945000,
"p_units": "Pa",
"rhomolar": 685.7981626999992,
"rhomolar_units": "mol/m^3",
"smolar": 209.58322302452075,
"smolar_units": "J/mol/K"
},
"sat_min_liquid": {
"T": 192.0,
"T_units": "K",
"hmolar": -220741.96966016272,
"hmolar_units": "J/mol",
"p": 5.923973188262137e-07,
"p_units": "Pa",
"rhomolar": 2541.798960773629,
"rhomolar_units": "mol/m^3",
"smolar": -668.7840897655553,
"smolar_units": "J/mol/K"
},
"sat_min_vapor": {
"T": 192.0,
"T_units": "K",
"hmolar": -135731.9040701164,
"hmolar_units": "J/mol",
"p": 2.0577476435306466e-07,
"p_units": "Pa",
"rhomolar": 1.2890097703756486e-10,
"rhomolar_units": "mol/m^3",
"smolar": -226.02333148406316,
"smolar_units": "J/mol/K"
}
},
"T_max": 673,
"T_max_units": "K",
"Ttriple": 192,
"Ttriple_units": "K",
"accentric": 0.722,
"accentric_units": "-",
"alpha0": [
{
"a1": -7.835183629103501,
"a2": 8.367692358068204,
"type": "IdealGasHelmholtzLead"
},
{
"a": -1,
"type": "IdealGasHelmholtzLogTau"
},
{
"T0": 503.022623775204,
"Tc": 628.36,
"c": [
55.71009199381512,
115.1245683430048,
2117.1,
88.79697953159261,
908.5
],
"type": "IdealGasHelmholtzCP0AlyLee"
},
{
"a1": 10.9232086184983,
"a2": -6.79248521719259,
"reference": "NBP",
"type": "IdealGasHelmholtzEnthalpyEntropyOffset"
}
],
"alphar": [
{
"d": [
1,
1,
1,
2,
3,
7,
2,
5,
1,
4,
3,
4
],
"l": [
0,
0,
0,
0,
0,
0,
1,
1,
2,
2,
3,
3
],
"n": [
1.20540386,
-2.42914797,
0.69016432,
-0.69268041,
0.18506046,
0.00031161436,
0.99862519,
0.074229034,
-0.80259136,
-0.20865337,
-0.036461791,
0.019174051
],
"t": [
0.25,
1.125,
1.5,
1.375,
0.25,
0.875,
0.625,
1.75,
3.625,
3.625,
14.5,
12
],
"type": "ResidualHelmholtzPower"
}
],
"critical_region_splines": {
"T_max": 628.36,
"T_min": 628.3569917799531,
"_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": [
3.306215390839023e-07,
-0.0007009970408251223,
0.49499207140405216,
511.9476683657978
],
"cV": [
-3.977392516737338e-07,
0.0007943503177039177,
-0.528334852377581,
745.381333245749
],
"rhomolar_max": 699.3896862967481,
"rhomolar_min": 673.1968167336198
},
"gas_constant": 8.314472,
"gas_constant_units": "J/mol/K",
"molar_mass": 0.384839,
"molar_mass_units": "kg/mol",
"p_max": 30000000,
"p_max_units": "Pa",
"pseudo_pure": false
}
],
"NAME": "MD3M",
"REFPROP_NAME": "MD3M",
"STATES": {
"critical": {
"T": 628.36,
"T_units": "K",
"p": 945000.0,
"p_units": "Pa",
"rhomolar": 685.7981626999992,
"rhomolar_units": "mol/m^3"
},
"triple_liquid": {
"T": 192.0,
"T_units": "K",
"hmolar": -220741.96966016272,
"hmolar_units": "J/mol",
"p": 5.923973188262137e-07,
"p_units": "Pa",
"rhomolar": 2541.798960773629,
"rhomolar_units": "mol/m^3",
"smolar": -668.7840897655553,
"smolar_units": "J/mol/K"
},
"triple_vapor": {
"T": 192.0,
"T_units": "K",
"hmolar": -135731.9040701164,
"hmolar_units": "J/mol",
"p": 2.0577476435306466e-07,
"p_units": "Pa",
"rhomolar": 1.2890097703756486e-10,
"rhomolar_units": "mol/m^3",
"smolar": -226.02333148406316,
"smolar_units": "J/mol/K"
}
}
}
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