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https://github.com/CoolProp/CoolProp.git
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588 lines
14 KiB
JSON
588 lines
14 KiB
JSON
{
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"ALIASES": [
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"DIMETHYLETHER",
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"DME"
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],
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"ANCILLARIES": {
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"hL": {
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"A": [
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-48782.95969392539,
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126.2594192724043,
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1.1938558382254383,
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-0.010909442977177107,
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4.7234709760824226e-05,
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-1.175170032908201e-07,
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1.5766732274525238e-10,
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-8.92617771957166e-14
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],
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"B": [
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1,
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-0.002469057981179251
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],
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"Tmax": 400.27799999999996,
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"Tmin": 131.66,
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
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"max_abs_error": 248.89252135975676,
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"max_abs_error_units": "J/mol",
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"type": "rational_polynomial"
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},
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"hLV": {
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"A": [
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27250.999817644395,
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116.50725814159902,
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-3.6495488044895845,
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0.02941093522137962,
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-0.00012948051226668912,
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3.2667222434147526e-07,
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-4.4372189272484614e-10,
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2.5321052650774077e-13
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],
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"B": [
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1,
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-0.002466259806058906
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],
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"Tmax": 400.27799999999996,
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"Tmin": 131.66,
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
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"max_abs_error": 533.0966016744737,
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"max_abs_error_units": "J/mol",
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"type": "rational_polynomial"
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},
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"pL": {
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"T_r": 400.378,
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"Tmax": 400.3779999999991,
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"Tmin": 131.66,
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"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.037699905539889667,
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"n": [
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0.10722026973281615,
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-6.488862377381296,
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0.623344116146438,
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-0.4117944469977067,
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-3.0220497491383966,
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],
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"reducing_value": 5336800.0,
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"t": [
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0.636,
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0.966,
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1.377,
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1.958,
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3.842,
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9.564
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],
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"type": "pL",
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"using_tau_r": true
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},
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"pV": {
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"T_r": 400.378,
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"Tmax": 400.3779999999991,
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"Tmin": 131.66,
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.009235289644016209,
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"n": [
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-9.576458382440794,
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3.8237850260211683,
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2.3534240536183586,
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-2.349392868307698,
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],
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"reducing_value": 5336800.0,
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"t": [
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1.026,
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1.188,
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7.78,
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3.09,
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6.356,
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12.704
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],
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"type": "pV",
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"using_tau_r": true
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},
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"rhoL": {
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"T_r": 400.378,
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"Tmax": 400.3779999999991,
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"Tmin": 131.66,
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.048778965755591486,
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"n": [
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16.059795192018523,
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5.144676895857624,
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0.03490664751265221,
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8.503244669132489
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],
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"reducing_value": 5940.000000000001,
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"t": [
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0.572,
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0.658,
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0.713,
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0.916,
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2.977,
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19.393
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],
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"type": "rhoLnoexp",
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"using_tau_r": false
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},
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"rhoV": {
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"T_r": 400.378,
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"Tmax": 400.3779999999991,
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"Tmin": 131.66,
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.3099722664643645,
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"n": [
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-4.396808750959381,
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0.11053731401780381,
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],
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"reducing_value": 5940.000000000001,
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"t": [
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0.499,
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0.75,
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2.338,
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11.224,
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12.48,
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12.984
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],
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"type": "rhoV",
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"using_tau_r": true
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},
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"sL": {
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"A": [
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-330.7981710590406,
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3.436581785628183,
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7.58783922363093e-05,
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2.6201952748696876e-10,
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-1.8460792588088305e-13,
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3.90086386556623e-17
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],
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"B": [
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1,
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-0.002468511532125731
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],
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"Tmax": 400.27799999999996,
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"Tmin": 131.66,
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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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"max_abs_error": 0.6306942246884812,
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"max_abs_error_units": "J/mol/K",
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"type": "rational_polynomial"
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},
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"sLV": {
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"A": [
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1074.9311057160442,
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-18.082057311891084,
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0.15113932013710918,
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-0.0007585148709710086,
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2.3671796719937247e-06,
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-4.504468827447527e-09,
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4.789716224651269e-12,
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-2.180222894196807e-15
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],
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"B": [
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1,
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-0.002452544419535644
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],
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"Tmax": 400.27799999999996,
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"Tmin": 131.66,
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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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"max_abs_error": 1.6502753664118637,
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"max_abs_error_units": "J/mol/K",
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"type": "rational_polynomial"
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},
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"surface_tension": {
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"BibTeX": "Mulero-JPCRD-2012",
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"Tc": 400.378,
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"a": [
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0.063157
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],
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"description": "sigma = sum(a_i*(1-T/Tc)^n_i)",
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"n": [
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1.2595
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]
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}
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},
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"CAS": "115-10-6",
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"ENVIRONMENTAL": {
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"ASHRAE34": "A3",
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"FH": 4,
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"GWP100": 1.0,
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"GWP20": 1.0,
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"GWP500": -1.0,
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"HH": 1,
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"Name": "DimethylEther",
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"ODP": -1.0,
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"PH": 2
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},
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"EOS": [
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{
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"BibTeX_CP0": "",
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"BibTeX_EOS": "Wu-JPCRD-2011",
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"STATES": {
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"hs_anchor": {
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"T": 440.41580000000005,
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"T_units": "K",
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"hmolar": 27000.1090202929,
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"hmolar_units": "J/mol",
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"p": 8685250.287380269,
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"p_units": "Pa",
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"smolar": 75.37063730362603,
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},
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"reducing": {
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"p": 5336800,
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},
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"T": 131.66,
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"p": 2.2107301544161135,
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"smolar": -62.9994203885562,
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"smolar_units": "J/mol/K"
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},
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"sat_min_vapor": {
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}
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},
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"T_max": 550,
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"Ttriple": 131.66,
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"Ttriple_units": "K",
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"accentric": 0.196,
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"accentric_units": "-",
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"alpha0": [
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{
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"type": "IdealGasHelmholtzLead"
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},
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{
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"a": 3.039,
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},
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{
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"n": [
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],
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],
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"type": "IdealGasHelmholtzPlanckEinstein"
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}
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],
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"alphar": [
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{
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"d": [
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"n": [
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],
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"type": "ResidualHelmholtzPower"
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},
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{
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"beta": [
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"d": [
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],
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"epsilon": [
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0.924246,
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0.750815,
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0.800022
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],
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"eta": [
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],
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"gamma": [
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],
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"n": [
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"t": [
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],
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"type": "ResidualHelmholtzGaussian"
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}
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],
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"critical_region_splines": {
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"T_max": 400.378,
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"T_min": 400.3774167354802,
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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",
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"cL": [
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0.0,
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0.0,
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400.48766296831906
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],
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"cV": [
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0.0,
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0.0,
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1.8536722158567707e-05,
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400.2678918703781
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],
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"rhomolar_max": 5971.593082884313,
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},
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"gas_constant": 8.314472,
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"gas_constant_units": "J/mol/K",
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"molar_mass": 0.04606844,
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"molar_mass_units": "kg/mol",
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|
"p_max": 50000000,
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"p_max_units": "Pa",
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|
"pseudo_pure": false
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|
}
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|
],
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"NAME": "DimethylEther",
|
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"REFPROP_NAME": "DME",
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"STATES": {
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"critical": {
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"T": 400.378,
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"T_units": "K",
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"p": 5336800.0,
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"p_units": "Pa",
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"rhomolar": 5940.000000000001,
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"rhomolar_units": "mol/m^3"
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},
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"triple_liquid": {
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|
"T": 131.66,
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"T_units": "K",
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"hmolar": -11610.281373257541,
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"hmolar_units": "J/mol",
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|
"p": 2.2107301544161135,
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"p_units": "Pa",
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"rhomolar": 19149.52346867671,
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"smolar": -62.9994203885562,
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"smolar_units": "J/mol/K"
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},
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"triple_vapor": {
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"T": 131.66,
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"T_units": "K",
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"hmolar": 15534.832317089418,
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"hmolar_units": "J/mol",
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"p": 2.21072831726572,
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"p_units": "Pa",
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"rhomolar": 0.0020195317198106926,
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"rhomolar_units": "mol/m^3",
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"smolar": 143.17643932856916,
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"smolar_units": "J/mol/K"
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}
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|
},
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|
"TRANSPORT": {
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|
"viscosity": {
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"BibTeX": "Meng-JCED-2012",
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|
"dilute": {
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|
"C": 2.1357e-08,
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|
"a": [
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|
0.294261,
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|
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],
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"molar_mass": 0.04606844,
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|
"molar_mass_units": "kg/mol",
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|
"t": [
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|
0,
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|
1,
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|
2
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|
],
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|
"type": "collision_integral"
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|
},
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|
"epsilon_over_k": 317.937,
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|
"epsilon_over_k_units": "K",
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|
"higher_order": {
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|
"T_reduce": 400.378,
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|
"T_reduce_units": "K",
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|
"a": [
|
|
-2.70002e-06,
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|
4.44583e-06,
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|
2.1302e-07,
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|
6.50681e-06,
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|
-0.000104998,
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|
7.827474e-05,
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|
4.13751e-05,
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|
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|
6.281975e-05,
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|
0.0001123219
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|
],
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|
"d1": [
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5,
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2,
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2
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],
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"d2": [
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1
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],
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"f": [
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|
0
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],
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"g": [
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|
1
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],
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"gamma": [
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0,
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0,
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0,
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0,
|
|
-1,
|
|
-1,
|
|
-1,
|
|
-1,
|
|
-1,
|
|
-1
|
|
],
|
|
"h": [
|
|
0
|
|
],
|
|
"l": [
|
|
0,
|
|
0,
|
|
0,
|
|
0,
|
|
1,
|
|
1,
|
|
2,
|
|
1,
|
|
1,
|
|
2
|
|
],
|
|
"p": [
|
|
1
|
|
],
|
|
"q": [
|
|
0
|
|
],
|
|
"rhomolar_reduce": 5940,
|
|
"rhomolar_reduce_units": "mol/m^3",
|
|
"t1": [
|
|
5.92,
|
|
4.36,
|
|
5.87,
|
|
0.45,
|
|
2.93,
|
|
1.64,
|
|
7.86,
|
|
4.25,
|
|
4.79,
|
|
3.11
|
|
],
|
|
"t2": [
|
|
0
|
|
],
|
|
"type": "modified_Batschinski_Hildebrand"
|
|
},
|
|
"sigma_eta": 4.46704e-10,
|
|
"sigma_eta_units": "m"
|
|
}
|
|
}
|
|
} |