mirror of
https://github.com/CoolProp/CoolProp.git
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607 lines
14 KiB
JSON
607 lines
14 KiB
JSON
{
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"ALIASES": [
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"nPentane",
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"Pentane",
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"PENTANE",
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"N-PENTANE",
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"R601"
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],
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"ANCILLARIES": {
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"hL": {
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"A": [
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-91756.76234006461,
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280.58777538383487,
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0.49685910535106487,
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-0.005748108050935333,
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2.330377041868759e-05,
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-5.232598817569962e-08,
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6.142566392916227e-11,
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-3.0080059554031395e-14
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],
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"B": [
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1,
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-0.0021084032742589094
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],
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"Tmax": 469.6,
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"Tmin": 143.47,
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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": 412.74441656838644,
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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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42880.50966779205,
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-89.8594742876895,
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-1.0875408200167276,
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0.009903938566591382,
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-4.129942050678408e-05,
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9.454236859411337e-08,
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-1.1494304982937444e-10,
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5.86920443533605e-14
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],
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"B": [
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1,
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-0.002104268667562365
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],
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"Tmax": 469.6,
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"Tmin": 143.47,
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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": 967.4624259796101,
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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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"melting_line": {
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"BibTeX": "Reeves-JCP-1964",
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"T_m": 143.26,
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"_note": "Modified coefficients to make minimum state agree with triple point",
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"parts": [
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{
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"T_0": 143.47,
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"T_max": 156.2,
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"T_min": 143.47,
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"a": 660000000.0,
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"c": 1.649,
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"p_0": 0.07632208287718079
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}
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],
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"type": "Simon"
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},
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"pS": {
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"T_r": 469.7,
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"Tmax": 469.69999999999914,
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"Tmin": 143.47,
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.029330284037554222,
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"n": [
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0.0002920351277984843,
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-468.97717292372954,
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465.7564333009324,
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-3.372619624545633,
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-3.4063439897011767,
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-1.5154480392091865
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],
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"reducing_value": 3370000.0,
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"t": [
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0.137,
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1.119,
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1.123,
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1.477,
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3.969,
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12.951
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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": 469.7,
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"Tmax": 469.69999999999914,
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"Tmin": 143.47,
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"max_abserror_percentage": 3.114298806470317,
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"n": [
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2.3841375525242356,
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0.19925431521697065,
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5225.0215429825175,
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38711.30119718553,
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-196165.0631164374,
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157517.76191925188
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],
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"reducing_value": 3215.5775884221466,
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"t": [
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0.389,
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1.069,
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18.567,
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18.567,
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19.512,
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19.95
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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": 469.7,
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"Tmax": 469.69999999999914,
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"Tmin": 143.47,
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 3.2828728664463958,
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"n": [
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-4.317782477894743,
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-2.2050235507345954,
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-2.7959424348848843,
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-5.048155874145048,
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472.4781512909357,
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-547.9642656628733
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],
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"reducing_value": 3215.5775884221466,
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"t": [
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0.482,
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1.994,
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4.101,
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9.312,
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18.36,
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19.107
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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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-504.6730674318999,
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4.585323478859553,
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-0.02479934082458695,
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9.377365981972263e-05,
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-2.3110401991935404e-07,
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3.49937287143199e-10,
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-2.9714690679827825e-13,
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1.0780113096970239e-16
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],
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"B": [
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1,
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-0.002103387703665542
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],
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"Tmax": 469.6,
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"Tmin": 143.47,
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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": 0.9830629680041199,
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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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1247.4338143422697,
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-18.877257550344826,
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0.14210131651643207,
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-0.0006414980040085949,
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1.8005883712780147e-06,
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-3.0825849805126652e-09,
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2.9499509145058343e-12,
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-1.2092852449965521e-15
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],
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"B": [
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1,
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-0.002077110705576737
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],
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"Tmax": 469.6,
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"Tmin": 143.47,
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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": 2.826225210152348,
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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": 469.7,
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"a": [
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0.08015,
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0.004384,
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-0.03437
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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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1.408,
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1.031,
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1.818
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]
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}
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},
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"CAS": "109-66-0",
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"ENVIRONMENTAL": {
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"ASHRAE34": "UNKNOWN",
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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": 2,
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"Name": "n-Pentane",
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"ODP": -1.0,
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"PH": 0
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},
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"EOS": [
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{
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"BibTeX_CP0": "Jaeschke-IJT-1995",
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"BibTeX_EOS": "Span-IJT-2003B",
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"STATES": {
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"hs_anchor": {
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"T": 516.6700000000001,
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"T_units": "K",
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"hmolar": 48110.14828842092,
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"hmolar_units": "J/mol",
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"p": 5578204.572176031,
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"p_units": "Pa",
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"rhomolar": 2894.0198295799323,
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"rhomolar_units": "mol/m^3",
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"smolar": 113.50504419519663,
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"smolar_units": "J/mol/K"
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},
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"reducing": {
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"T": 469.7,
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"T_units": "K",
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"hmolar": 37561.10567308114,
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"hmolar_units": "J/mol",
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"p": 3370000,
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"p_units": "Pa",
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"rhomolar": 3215.577588422147,
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"rhomolar_units": "mol/m^3",
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"smolar": 93.56559800555729,
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"smolar_units": "J/mol/K"
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},
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"sat_min_liquid": {
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"T": 143.47,
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"T_units": "K",
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"hmolar": -25091.537148819258,
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"hmolar_units": "J/mol",
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"p": 0.07632208287718079,
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"p_units": "Pa",
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"rhomolar": 10566.403034046356,
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"rhomolar_units": "mol/m^3",
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"smolar": -114.87359084322038,
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"smolar_units": "J/mol/K"
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},
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"sat_min_vapor": {
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"T": 143.47,
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"T_units": "K",
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"hmolar": 9535.953964461274,
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"hmolar_units": "J/mol",
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"p": 0.0763221952171699,
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"p_units": "Pa",
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"rhomolar": 6.398134604459582e-05,
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"rhomolar_units": "mol/m^3",
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"smolar": 126.48342412292618,
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"smolar_units": "J/mol/K"
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}
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},
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"T_max": 573,
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"T_max_units": "K",
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"Ttriple": 143.47,
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"Ttriple_units": "K",
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"acentric": 0.251,
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"acentric_units": "-",
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"alpha0": [
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{
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"a1": -1.548185641277708,
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"a2": 0,
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"type": "IdealGasHelmholtzLead"
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},
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{
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"a": -1,
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"type": "IdealGasHelmholtzLogTau"
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},
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{
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"T0": 298,
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"Tc": 469.7,
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"c": [
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4,
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8.95043,
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178.67,
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21.836,
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840.538
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],
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"type": "IdealGasHelmholtzCP0AlyLee"
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},
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{
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"T0": 298,
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"Tc": 469.7,
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"c": [
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0,
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33.4032,
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1774.25,
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0,
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0
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],
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"type": "IdealGasHelmholtzCP0AlyLee"
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},
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{
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"a1": 4.12081292405308,
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"a2": 3.14199957169349,
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"reference": "NBP",
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"type": "IdealGasHelmholtzEnthalpyEntropyOffset"
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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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1,
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1,
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1,
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2,
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3,
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7,
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2,
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5,
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1,
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4,
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3,
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4
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],
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"l": [
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0,
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1,
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1,
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2,
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3,
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3
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],
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"n": [
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1.0968643,
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0.99516887,
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],
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"t": [
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0.25,
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1.125,
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1.5,
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1.375,
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0.25,
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0.875,
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0.625,
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1.75,
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3.625,
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3.625,
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14.5,
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12
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],
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"type": "ResidualHelmholtzPower"
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}
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],
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"critical_region_splines": {
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"T_max": 469.70000000000005,
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"T_min": 469.36685791273345,
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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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-1.1076982598336214e-09,
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1.0116271697455407e-05,
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-0.03069871503131287,
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500.6421885129799
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],
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"cV": [
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4.3055773822385574e-10,
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-5.541145426556296e-06,
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0.022280143554586573,
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441.03601546584997
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],
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"rhomolar_max": 3750.9260751689894,
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"rhomolar_min": 2757.127555479338
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},
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"gas_constant": 8.31451,
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"gas_constant_units": "J/mol/K",
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"molar_mass": 0.07214878,
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"molar_mass_units": "kg/mol",
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"p_max": 69000000,
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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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"FORMULA": "C_{5}H_{12}",
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"NAME": "n-Pentane",
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"REFPROP_NAME": "PENTANE",
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"STATES": {
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"critical": {
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"T": 469.70000000000005,
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"T_units": "K",
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"hmolar": 37552.05857176028,
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"hmolar_units": "J/mol",
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"p": 3370000.0,
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"p_units": "Pa",
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"rhomolar": 3215.5775884221466,
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"rhomolar_units": "mol/m^3",
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"smolar": 93.54796099697326,
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"smolar_units": "J/mol/K"
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},
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"triple_liquid": {
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"T": 143.47,
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"T_units": "K",
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"hmolar": -25091.537148819258,
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"hmolar_units": "J/mol",
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|
"p": 0.07632208287718079,
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"p_units": "Pa",
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"rhomolar": 10566.403034046356,
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"rhomolar_units": "mol/m^3",
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|
"smolar": -114.87359084322038,
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"smolar_units": "J/mol/K"
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},
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"triple_vapor": {
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|
"T": 143.47,
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|
"T_units": "K",
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|
"hmolar": 9535.953964461274,
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|
"hmolar_units": "J/mol",
|
|
"p": 0.0763221952171699,
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|
"p_units": "Pa",
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|
"rhomolar": 6.398134604459582e-05,
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|
"rhomolar_units": "mol/m^3",
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|
"smolar": 126.48342412292618,
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|
"smolar_units": "J/mol/K"
|
|
}
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},
|
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"TRANSPORT": {
|
|
"conductivity": {
|
|
"BibTeX": "Vassiliou-JPCRD-2015-pentanes",
|
|
"critical": {
|
|
"GAMMA": 0.058,
|
|
"R0": 1.02,
|
|
"gamma": 1.239,
|
|
"qD": 1497005988.0239522,
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|
"type": "simplified_Olchowy_Sengers",
|
|
"zeta0": 2.27e-10
|
|
},
|
|
"dilute": {
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|
"A": [
|
|
-0.00396685,
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|
0.0353805,
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|
0.00511554,
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|
-0.108585,
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|
0.179573,
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|
0.0392128
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|
],
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|
"B": [
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|
2.71636,
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|
-5.76265,
|
|
6.77885,
|
|
-0.59135,
|
|
1
|
|
],
|
|
"T_reducing": 469.7,
|
|
"T_reducing_units": "K",
|
|
"m": [
|
|
0,
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|
1,
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|
2,
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|
3,
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|
4
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|
],
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"n": [
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|
0,
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|
1,
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2,
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3,
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|
4,
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|
5
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|
],
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|
"type": "ratio_of_polynomials"
|
|
},
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|
"residual": {
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|
"B": [
|
|
0.000776054,
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|
0.00797696,
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|
0.117655,
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|
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|
-0.133101,
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|
0.0916089,
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|
0.0534026,
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|
-0.0370431,
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-0.0068793,
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|
0.0050962
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|
],
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|
"T_reducing": 469.7,
|
|
"T_reducing_units": "K",
|
|
"d": [
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|
1,
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|
1,
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2,
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|
2,
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|
3,
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|
3,
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|
4,
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|
4,
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|
5,
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|
5
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|
],
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|
"rhomass_reducing": 232.0,
|
|
"rhomass_reducing_units": "kg/m^3",
|
|
"t": [
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|
0,
|
|
-1,
|
|
0,
|
|
-1,
|
|
0,
|
|
-1,
|
|
0,
|
|
-1,
|
|
0,
|
|
-1
|
|
],
|
|
"type": "polynomial"
|
|
}
|
|
},
|
|
"viscosity": {
|
|
"BibTeX": "QuinonesCisneros-JPCB-2006",
|
|
"dilute": {
|
|
"T_reducing": 469.7,
|
|
"a": [
|
|
1.76805e-05,
|
|
-5.56942e-05,
|
|
4.87177e-05,
|
|
0.0
|
|
],
|
|
"t": [
|
|
0,
|
|
0.25,
|
|
0.5,
|
|
0.75
|
|
],
|
|
"type": "powers_of_Tr"
|
|
},
|
|
"epsilon_over_k": 341.1,
|
|
"epsilon_over_k_units": "K",
|
|
"higher_order": {
|
|
"Aa": [
|
|
1.08193e-08,
|
|
-4.71699e-08,
|
|
0
|
|
],
|
|
"Aaa": [
|
|
-2.10025e-13,
|
|
-1.56583e-12,
|
|
0.0
|
|
],
|
|
"Adrdr": [
|
|
1.98521e-11,
|
|
2.05972e-12,
|
|
0.0
|
|
],
|
|
"Ai": [
|
|
-5.08307e-08,
|
|
-1.07e-08,
|
|
0.0
|
|
],
|
|
"Aii": [
|
|
-1.18487e-10,
|
|
1.69571e-10,
|
|
0.0
|
|
],
|
|
"Ar": [
|
|
1.21502e-07,
|
|
-9.84766e-08,
|
|
0.0
|
|
],
|
|
"Na": 1,
|
|
"Naa": 3,
|
|
"Nii": 3,
|
|
"Nr": 1,
|
|
"Nrr": 3,
|
|
"T_reduce": 469.7,
|
|
"_note": "Typo in paper for Aa[1], taking the value from REFPROP 9.1 fluid file. Also, sign of Ai[0] seems backwards, using value from REFPROP 9.1",
|
|
"c1": 1,
|
|
"c2": 1,
|
|
"type": "friction_theory"
|
|
},
|
|
"sigma_eta": 5.784e-10,
|
|
"sigma_eta_units": "m"
|
|
}
|
|
}
|
|
} |