mirror of
https://github.com/CoolProp/CoolProp.git
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694 lines
15 KiB
JSON
694 lines
15 KiB
JSON
{
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"ALIASES": [
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"nButane",
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"butane",
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"BUTANE",
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"N-BUTANE"
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],
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"ANCILLARIES": {
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"hL": {
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"A": [
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-65886.3988155301,
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194.03150777024956,
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0.7618471242184737,
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-0.007238665437438199,
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2.975560287758703e-05,
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-7.011824059908797e-08,
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8.837122339131426e-11,
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-4.707566415451115e-14
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],
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"B": [
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1,
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-0.002329305768690246
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],
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
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"max_abs_error": 314.03204282103616,
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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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30829.44163089603,
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35.261609011609515,
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1.7187182205949555e-07,
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-2.198531055967536e-10,
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1.1914292060073683e-13
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],
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"B": [
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1,
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-0.0023264106088001983
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],
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"_note": "coefficients are in increasing order; input in K, output in J/mol; value is enthalpy minus hs_anchor enthalpy",
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"max_abs_error": 731.8295330394551,
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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": "Buecker-JPCRD-2006B",
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"T_m": 135.23,
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"parts": [
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{
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"T_0": 134.895,
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"T_max": 163.9,
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"T_min": 134.895,
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"a": [
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558558236.4
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],
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"p_0": 0.653,
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"t": [
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2.206
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]
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}
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],
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"type": "polynomial_in_Tr"
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},
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"pL": {
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"Tmax": 425.124999999999,
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"description": "p' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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4.752
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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": 425.125,
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"description": "p'' = pc*exp(Tc/T*sum(n_i*theta^t_i))",
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"type": "pV",
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},
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"rhoL": {
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"description": "rho' = rhoc*(1+sum(n_i*theta^t_i))",
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"type": "rhoLnoexp",
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},
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"T_r": 425.125,
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"description": "rho'' = rhoc*exp(Tc/T*sum(n_i*theta^t_i))",
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"t": [
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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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3.2044202062707795e-10,
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1.0119549511340321e-16
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],
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"B": [
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1,
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],
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"_note": "coefficients are in increasing order; input in K, output in J/mol/K; value is entropy minus hs_anchor entropy",
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"max_abs_error": 0.7816889213509164,
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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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"B": [
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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": 2.255701017236195,
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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": 425.125,
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"a": [
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0.05138
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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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1.209
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]
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}
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},
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"CAS": "106-97-8",
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"ENVIRONMENTAL": {
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"ASHRAE34": "A3",
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"FH": 4,
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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": "n-Butane",
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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": "",
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"BibTeX_EOS": "Buecker-JPCRD-2006B",
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"STATES": {
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"T": 467.63750000000005,
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"p": 6189994.483731955,
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},
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"p": 3796000,
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}
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}
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],
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"NAME": "n-Butane",
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}
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},
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"TRANSPORT": {
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"BibTeX": "Perkins-JCED-2002-nButane",
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