propane !short name (same as file name) 74-98-6 !CAS number propane R290 !synonym1 R-290 !synonym2 44.0965 !molecular weight [g/mol] 85.87 !triple pt temperature [K] 231.063 !normal boiling pt [K] 369.85 !critical temperature [K] 4247.66 !critical pressure [kPa] 5.000 !critical density [mol/L] 0.15238 !acentric factor 0.00000 !dipole moment [debye] IIR !default reference state 6.001 !version number ! compiled by M. McLinden, NIST Thermophysics Division, Boulder, Colorado ! 02-01-96 MM, original version ! 03-15-96 MM, add transport correlations compiled by S.A. Klein ! 06-17-96 MM, add ECS-thermal conductivity coefficients fitted by S.A. Klein ! 07-08-96 MM, replace temporary Cp0 with function of Younglove & Ely ! 10-03-96 MM, add surface tension model ! 10-18-96 MM, missing constant in dilute-gas viscosity model ! 10-24-96 MM, add thermal conductivity model of Younglove & Ely ! 10-25-96 MM, add collision integral of Younglove & Ely (needed for conductivity) ! 01-31-97 MM, change pointer for ECS reference viscosity from VS3 to VS1 ! 02-20-97 MM, add default reference state ! 02-21-97 MM, put viscosity model into revised VS2 format ! 02-26-97 MM, add version number and pointer to visc critical enhancement (both future use) ! 03-11-97 MM, modify ECS-transport to new format ! 03-25-97 MM, set Psi,Chi coeff in ECS-transport to 1,0 pending refit of data ! 07-14-97 MM, correct molecular weight (was 44.111) ! 08-21-97 MM, purge exponentials from values read by GUI (e.g. model limits) ! 10-24-97 MM, read in f_int term in Eucken correlation in ECS method for t.c. ! change reference fluid EOS for ECS-transport from BWR to FEQ #EOS !equation of state specification BWR MBWR equation of state; Younglove & Ely (1987). ?LITERATURE REFERENCE \ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ?\ ?N.B. all temperatures on IPTS-68\ ? !end of info section 85.87 !lower temperature limit [K] 600.0 !upper temperature limit [K] 100000.0 !upper pressure limit [kPa] 17.05 !maximum density [mol/L] (rho on melting line at 100 MPa) CPP !pointer to Cp0 model 44.0965d0 !molecular weight [g/mol] 85.87d0 !triple point temperature [K] 1.685d-7 !pressure at triple point [kPa] 16.6166 !density at triple point [mol/L] 231.063d0 !normal boiling point temp [K] 0.15238d0 !acentric factor 369.85d0 4247.66d0 5.000d0 !Tc [K], pc [kPa], rhoc [mol/L] 369.85d0 5.000d0 !reducing parameters [K, mol/L] 5.000d0 !gamma 0.0831434d0 !gas constant [L-bar/mol-K] 32 1 !Nterm, Ncoeff per term -0.2804337729d-02 0.1180666107d+01 -0.3756325860d+02 0.5624374521d+04 -0.9354759605d+06 -0.4557405505d-03 0.1530044332d+01 -0.1078107476d+04 0.2218072099d+06 0.6629473971d-04 -0.6199354447d-01 0.6754207966d+02 0.6472837570d-02 -0.6804325262d+00 -0.9726162355d+02 0.5097956459d-01 -0.1004655900d-02 0.4363693352d+00 -0.1249351947d-01 0.2644755879d+06 -0.7944237270d+08 -0.7299920845d+04 0.5381095003d+09 0.3450217377d+02 0.9936666689d+04 -0.2166699036d+01 -0.1612103424d+06 -0.3633126990d-02 0.1108612343d+02 -0.1330932838d-03 -0.3157701101d-01 0.1423083811d+01 #AUX !auxiliary model specification CPP ideal gas heat capacity function of Younglove & Ely ?LITERATURE REFERENCE \ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ? \ !end of info section 85.87 !lower temperature limit [K] 600.0 !upper temperature limit [K] 0.00 !upper pressure limit [kPa] 0.00 !maximum density [mol/L] 1.000 8.31434 !reducing parameters for T, Cp0 7 1 !Nterms: polynonial, exponential 3.1252450099d+6 -3.00d0 -1.1415253638d+5 -2.00d0 1.4971650720d+3 -1.00d0 -5.4041204338d+0 0.00d0 3.9215452897d-2 1.00d0 -2.1738913926d-5 2.00d0 4.8274541303d-9 3.00d0 3.1907016349d+0 1500.d0 @TRN !transport model specification ECS Extended Corresponding States model for transport props (R134a ref. fluid). ?LITERATURE REFERENCES \ ?Klein, S.A., McLinden, M.O. and Laesecke, A. (1997). An improved extended ? corresponding states method for estimation of viscosity of pure refrigerants ? and mixtures. Int. J. Refrigeration 20: 208-217. \ ?\ ?Huber, M.L., Friend, D.G. and Ely, J.F. Prediction of the thermal ? conductivity of refrigerants and refrigerant mixtures. ? Fluid Phase Equilibria 80: 249-261 (1992). \ ?\ ?Thermal conductivity and viscosity data used in the development of the ? extended corresponding states correlations were taken from:\ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ? !end of info section 85.87 !lower temperature limit [K] 600.0 !upper temperature limit [K] 100000.0 !upper pressure limit [kPa] 17.05 !maximum density [mol/L] (rho on melting line at 100 MPa) FEQ R134a.fld VS1 !model for reference fluid viscosity TC1 !model for reference fluid thermal conductivity 1 !Lennard-Jones flag (0 or 1) (0 => use estimates) 0.49154 !Lennard-Jones coefficient sigma [nm] 285.60 !L-J coefficient epsilon/kB [K] 1 0 0 !number of terms in f_int term in Eucken correlation, spare1, spare 2 1.3200d-3 0.0 0.0 0.0 !coeff, power of T, spare 1, spare 2 0 0 0 !number of terms in psi (visc shape factor): poly,spare1,spare2 0 0 0 !number of terms in chi (t.c. shape factor): poly,spare1,spare2 2 0 0 !number of terms in psi (visc shape factor): poly,spare1,spare2 0.800 0.0 0.0 0.0 !coeff, power of Tr, power of Dr, spare 0.0345 0.0 1.0 0.0 2 0 0 !number of terms in chi (t.c. shape factor): poly,spare1,spare2 1.29324 0.0 0.0 0.0 !coeff, power of Tr, power of Dr, spare -0.0670 0.0 1.0 0.0 #TCX !thermal conductivity model specification TC2 pure fluid thermal conductivity model of Younglove & Ely (1987) ?LITERATURE REFERENCE \ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ?\ ?N.B. all temperatures on IPTS-68\ ? !end of info section 85.87 !lower temperature limit [K] 600.0 !upper temperature limit [K] 100000.0 !upper pressure limit [kPa] 17.05 !maximum density [mol/L] (rho on melting line at 100 MPa) CI2 !pointer to collision integral model 0.47 !Lennard-Jones coefficient sigma [nm] 358.9 !Lennard-Jones coefficient epsilon/kB [K] 1.77273976d-01 !const in Eq 19 = 5/16*(k*MW/1000/pi/Na)**0.5*1.0d12 0.1422605d+01 !dilute gas terms (Eq 27): Gt(1) -0.179749d+00 ! Gt(2) 0.3113890422d-02 !residual terms (Eqs 26, 28-30): Et(1) -0.2257559730d+00 0.5674370999d+02 -0.7840963643d-04 0.2291785465d-01 -0.2527939890d+01 -0.6265334654d-01 0.2518064809d+01 !Et(8) TK2 !pointer to critical enhancement model (follows immediately) 3.98d0 !critical enhancement terms (Eqs D1-D4): X1 5.450d0 0.468067d0 1.08d0 !X4 8.117d-10 !Z 1.38054d-23 !Boltzmann's constant, k 0.0 !coeff for initial density dependence of viscosity (eq 21); Fv(1) 0.0 !Fv(2) 1.12 !Fv(3) 359.0 !Fv(4) -14.113294896 !coefficients for residual viscosity, eqs (22 - 25) 968.22940153 !Ev(2) (the viscosity is also used in conductivity correlation) 13.686545032 !Ev(3) -12511.628378 !Ev(4) 0.0168910864 !Ev(5) 43.527109444 !Ev(6) 7659.45434720 !Ev(7) #ETA !viscosity model specification VS2 pure fluid viscosity model of Younglove & Ely (1987) ?LITERATURE REFERENCE \ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ?\ ?N.B. all temperatures on IPTS-68\ ? !end of info section 85.87 !lower temperature limit [K] 600.0 !upper temperature limit [K] 100000.0 !upper pressure limit [kPa] 17.05 !maximum density [mol/L] (rho on melting line at 100 MPa) CI2 !pointer to collision integral model 0.47 !Lennard-Jones coefficient sigma [nm] 358.9 !Lennard-Jones coefficient epsilon/kB [K] 1.77273976d-01 !const in Eq 19 = 5/16*(k*MW/1000/pi/Na)**0.5*1.0d12 0.0 !coeff for initial density dependence of viscosity (eq 21); Fv(1) 0.0 !Fv(2) 1.12 !Fv(3) 359.0 !Fv(4) -14.113294896 !coefficients for residual viscosity, eqs (22 - 25) 968.22940153 !Ev(2) 13.686545032 !Ev(3) -12511.628378 !Ev(4) 0.0168910864 !Ev(5) 43.527109444 !Ev(6) 7659.45434720 !Ev(7) NUL !pointer to critical enhancement auxiliary function (none used) #AUX !collision integral specification CI2 collision integral model of Younglove & Ely (1987) ?LITERATURE REFERENCE \ ?Younglove, B.A. and Ely, J.F. Thermophysical properties of fluids. II. ? Methane, ethane, propane, isobutane and normal butane. ? J. Phys. Chem. Ref. Data 16:577-798 (1987). \ ? \ ?N.B. all temperatures on IPTS-68\ ? !end of info section 134.86 !lower temperature limit [K] 500.00 !upper temperature limit [K] 0.00 !(dummy) upper pressure limit 0.00 !(dummy) maximum density 9 !number of terms -3.0328138281 !Omega (eq 20): coeffs of {(e/kT)**((4-n)/3)} 16.918880086 !N.B. there is misprint in Younglove & Ely, the exponent -37.189364917 ! is ((4-n)/3) not ((n+2)/3) 41.288861858 -24.61592114 8.948843096 -1.8739245042 0.209661014 !N.B. wrong sign in Younglove & Ely, Table 2 -0.009657044 #STN !surface tension specification ST1 surface tension model ?LITERATURE REFERENCE \ ?Baidakov, V.G. and Sulla, I.I. (1985). Surface tension of propane and isobutane at ? near-critical temperatures. Russian Journal of Physical Chemistry 59: 551-554.\ ?\ !end info 85.87 !lower temperature limit [K] 369.85 !upper temperature limit [K] 0.00 !(dummy) upper pressure limit 0.00 !(dummy) maximum density 2 !number of terms 370.4d0 !critical temperature used by Baidakov & Sulla (dummy) 0.05666d0 1.265d0 !sigma0 and n -0.005291d0 2.265d0 @END c 1 2 3 4 5 6 7 8 c2345678901234567890123456789012345678901234567890123456789012345678901234567890