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471 lines
11 KiB
JSON
471 lines
11 KiB
JSON
{
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"ALIASES": [
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"mXylene",
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"m-xylene",
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"M-XYLENE"
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],
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"ANCILLARIES": {
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"hL": {
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"A": [
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-146897.81533096946,
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344.41400457664463,
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0.1453259262301363,
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-0.002180442283885708,
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7.993651920520039e-06,
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-1.5990604412244245e-08,
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1.5996223830909462e-11,
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-6.467501453564422e-15
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],
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"B": [
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1,
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-0.001601636904637735
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],
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"Tmax": 616.79,
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"Tmin": 225.3,
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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": 471.2176067210821,
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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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35834.68484755282,
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395.91925054275566,
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0.022935076468746162,
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-6.128991479248157e-05,
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9.507838885634794e-08,
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-8.022562080947331e-11,
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2.8664747813587667e-14
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],
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"B": [
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1,
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],
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"Tmax": 616.79,
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"Tmin": 225.3,
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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": 1091.2923614028264,
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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": 616.89,
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"Tmax": 616.889999999999,
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"Tmin": 225.3,
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"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.019676450599204198,
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"n": [
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2.4225991542349563,
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"t": [
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0.937,
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2.972,
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3.057,
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4.361,
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5.208
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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": 616.89,
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"Tmax": 616.889999999999,
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"Tmin": 225.3,
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.011448642296418843,
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"n": [
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"t": [
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0.932,
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0.948,
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1.792,
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2.065,
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3.546,
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6.706
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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": 616.89,
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"Tmax": 616.889999999999,
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"Tmin": 225.3,
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"max_abserror_percentage": 0.020112847012532242,
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"n": [
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1.1684596769577356,
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9.613596620997477,
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],
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"t": [
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0.262,
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0.821,
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0.965,
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0.987,
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1.389,
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2.441
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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": 616.89,
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"Tmax": 616.889999999999,
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"Tmin": 225.3,
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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1.963032740598388
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"t": [
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0.054,
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0.43,
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1.276,
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2.589,
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2.714,
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8.624
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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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3.475322070919154,
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4.033180528086598e-05,
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8.980311823401099e-11,
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-5.688726478216235e-14,
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1.4991126312261798e-17
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],
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"B": [
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1,
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],
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"Tmax": 616.79,
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"Tmin": 225.3,
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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": 0.8109431102829916,
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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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1179.5187555549012,
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0.061841933581330014,
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3.534095610924074e-07,
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2.587351134182912e-13,
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-7.023298643882691e-17
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],
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"B": [
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1,
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],
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"Tmax": 616.79,
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"Tmin": 225.3,
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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": 1.951173757817851,
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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-2014",
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"Tc": 616.89,
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"a": [
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0.06445
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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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1.256
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]
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}
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},
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"CAS": "108-38-3",
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"EOS": [
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{
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"BibTeX_CP0": "",
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"BibTeX_EOS": "Zhou-JPCRD-2012",
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"STATES": {
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"hs_anchor": {
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"T": 678.5790000000001,
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"T_units": "K",
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"hmolar": 79685.48961089761,
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"hmolar_units": "J/mol",
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"p": 5967003.886387356,
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"smolar": 143.39618875716516,
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},
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"reducing": {
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"T": 616.89,
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"hmolar": 61578.15976998018,
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"p": 3534600,
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"p_units": "Pa",
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"rhomolar": 2665,
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},
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"sat_min_liquid": {
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"T": 225.3,
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"T_units": "K",
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"p": 3.123267555690047,
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},
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"sat_min_vapor": {
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"T": 225.3,
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"hmolar": 11580.44946376125,
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"p": 3.1232675232328466,
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}
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},
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"T_max": 700,
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"Ttriple": 225.3,
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"Ttriple_units": "K",
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"accentric": 0.326,
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"accentric_units": "-",
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"alpha0": [
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{
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"a1": 12.652887,
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"type": "IdealGasHelmholtzLead"
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},
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{
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"a": 1.169909,
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{
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"n": [
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"t": [
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"type": "IdealGasHelmholtzPlanckEinstein"
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},
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{
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"a1": -7.79365691983003e-08,
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"a2": -0.919512475110122,
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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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"n": [
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"t": [
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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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"epsilon": [
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0.713,
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0.9169,
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],
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"eta": [
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1.0244,
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],
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"gamma": [
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"n": [
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"t": [
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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": 616.89,
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"T_min": 616.8899937003947,
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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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-2.3188404050194553e-07,
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616.8906179709679
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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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2.1811620743863226e-07,
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616.8894187203072
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],
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"rhomolar_max": 2692.1670497921914,
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"rhomolar_min": 2636.1181240342576
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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": 0.106165,
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"molar_mass_units": "kg/mol",
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"p_max": 200000000,
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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": "m-Xylene",
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"REFPROP_NAME": "MXYLENE",
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"STATES": {
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"critical": {
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"T": 616.89,
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"T_units": "K",
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"p": 3534600.0,
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"p_units": "Pa",
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"rhomolar": 2665.0,
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"rhomolar_units": "mol/m^3"
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},
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"triple_liquid": {
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"T": 225.3,
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"T_units": "K",
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"hmolar": -35540.80751806576,
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"hmolar_units": "J/mol",
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"p": 3.123267555690047,
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"p_units": "Pa",
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"rhomolar": 8676.649495127216,
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"rhomolar_units": "mol/m^3",
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"smolar": -112.89125739493811,
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"smolar_units": "J/mol/K"
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},
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"triple_vapor": {
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"T": 225.3,
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"T_units": "K",
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"hmolar": 11580.44946376125,
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"hmolar_units": "J/mol",
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"p": 3.1232675232328466,
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"p_units": "Pa",
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"rhomolar": 0.0016673174152434798,
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"rhomolar_units": "mol/m^3",
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"smolar": 96.25768607417126,
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"smolar_units": "J/mol/K"
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}
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}
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} |