R13 !short name (same as file name) 75-72-9 !CAS number chlorotrifluoromethane CFC-13 !synonym1 R-13 !synonym2 104.4589 !molecular weight [g/mol] 90. !triple pt temperature [K] 191.8464 !normal boiling pt [K] (computed from ECS model) 302.35 !critical temperature [K] 3915.0 !critical pressure [kPa] 5.50934 !critical density [mol/L] 0.17469 !acentric factor (computed from ECS model) 0.51 !dipole moment [Debye]; value from REFPROP v5.0 IIR !default reference state 6.001 !version number ! compiled by E.W. Lemmon, NIST Physical and Chemical Properties Division, Boulder, Colorado ! 06-10-97 EWL, original version ! 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 ! 10-31-97 MM, enter thermal conductivity shape factor fitted to data ! 11-13-97 EWL, add Platzer equation, make it the NIST-recommended one #EOS !equation of state specification FEQ Bender equation of state (Platzer et al 1990) transformed to Helmholtz form. ?LITERATURE REFERENCE \ ?B. Platzer, A. Polt, and G. Maurer. Thermophysical properties of refrigerants. ? Berlin: Springer-Verlag (1990).\ ?\ !end of info section 98.15 !lower temperature limit [K] 450.0 !upper temperature limit [K] 50000.0 !upper pressure limit [kPa] 17.699806 !maximum density [mol/L] CP1 !pointer to Cp0 model 104.459 !molecular weight [g/mol] 98.15 !triple point temperature [K] 0.0009047 !pressure at triple point [kPa] 17.6998 !density at triple point [mol/L] 191.738 !normal boiling point temperature [K] 0.17469 !acentric factor 301.88 3877.0 5.57098 !Tc [K], pc [kPa], rhoc [mol/L] 301.88 5.57098 !reducing parameters [K, mol/L] 8.31451 !gas constant [J/mol-K] 22 5 0 0 0 0 !Nterm, Ncoeff per term -0.628346559920d+0 3.000 0.00 0 0.0 !a(i),t(i),d(i),l(i) 0.792797111341d+0 4.000 0.00 0 0.0 -0.134038992692d+0 5.000 0.00 0 0.0 0.761143010172d+0 0.000 1.00 0 0.0 -0.194465098795d+1 1.000 1.00 0 0.0 0.940938700406d+0 2.000 1.00 0 0.0 -0.108107050239d+1 3.000 1.00 0 0.0 0.117501564976d+0 4.000 1.00 0 0.0 0.228305167217d+0 0.000 2.00 0 0.0 -0.403338888789d+0 1.000 2.00 0 0.0 0.375585713420d+0 2.000 2.00 0 0.0 -0.617543677315d-1 0.000 3.00 0 0.0 0.170326226881d+0 1.000 3.00 0 0.0 0.536612457231d-1 0.000 4.00 0 0.0 -0.151603010301d+0 1.000 4.00 0 0.0 0.252033265074d-1 1.000 5.00 0 0.0 0.628346559920d+0 3.000 0.00 2 0.98230055 -0.792797111341d+0 4.000 0.00 2 0.98230055 0.134038992692d+0 5.000 0.00 2 0.98230055 -0.399863840975d-1 3.000 2.00 2 0.98230055 0.436410910529d+0 4.000 2.00 2 0.98230055 -0.448724904991d+0 5.000 2.00 2 0.98230055 #AUX !auxiliary model specification CP1 polynomial fit for ideal gas heat capacity ?LITERATURE REFERENCE \ ?B. Platzer, A. Polt, and G. Maurer. Thermophysical properties of refrigerants. ? Berlin: Springer-Verlag (1990).\ ?\ !end of info section 98.15 !lower temperature limit [K] 450.0 !upper temperature limit [K] 0.0 !upper pressure limit [kPa] 0.0 !maximum density [mol/L] 1.0 8.31451 !reducing parameters for T, Cp0 5 0 !Nterms: polynonial, exponential 0.24766458d+01 0.0 0.18074269d-01 1.0 0.21945535d-04 2.0 -0.85810657d-07 3.0 0.63199171d-10 4.0 @EOS !equation of state specification ECS extended corresponding states model w/ T- and rho-dependent shape factors. ?LITERATURE REFERENCE \ ?Huber, M.L. and Ely, J.F. A predictive extended corresponding states model for ? pure and mixed refrigerants including an equation of state for R134a. ? Int. J. Refrigeration 17:18-31 (1994).\ ?\ ?ECS parameters fitted by E.W. Lemmon, NIST, 06-11-97\ ?Average absolute deviations of the fit from the experimental data were:\ ? PVT: 0.28%; Pv: 0.15%\ ?\ ?DATA SOURCES\ ?Michels, A., Wassenaar, T., Wolkers, G.J., Prins, C. and Klundert, L.V.D. ? P-V-T data and thermodynamical properties of Freon-12 (CC1 (2)F(2)) ? and Freon-13 (CC1F(3)) fluorocarbons at temperatures between 0 and ? 150 C and at pressures up to 400 atm. ? J. Chem. Eng. Data, 11(4):449-452 (1966).\ ?\ !end info 173.0 !lower temperature limit [K] 500.00 !upper temperature limit [K] 60000.0 !upper pressure limit [kPa] 15.2889 !maximum density [mol/L] CPP !pointer to Cp0 model propane.fld BWR !pointer to reference fluid model 0.15238 !acentric factor for R12 used in shape factor correlation 0.27627 !critical compressibility for R12 used in correlation 0.17469 !acentric factor for fluid used in shape factor correlation 302.35 !critical temperature [K] 3915.0 !critical pressure [kPa] 5.50934 !critical density [mol/L] 3 !number of temperature coefficients for 'f' shape factor -0.349641790d+0 0 !alpha1 of Huber & Ely -0.907689146d+0 1 !alpha2 of Huber & Ely (log(Tr) term) -0.653134886d-3 1 1 !number of density coefficients for 'f' shape factor 0.210751423d-2 1 2 !number of temperature coefficients for 'h' shape factor 0.924297063d+0 0 !beta1 of Huber & Ely 0.515294928d+0 1 !beta2 of Huber & Ely (log(Tr) term) 0 !number of density coefficients for 'h' shape factor #AUX !auxiliary model specification CPP polynomial fit for ideal gas heat capacity ?\ !end info 173.0 !lower temperature limit [K] 500.0 !upper temperature limit [K] 0.00 !upper pressure limit [kPa] 0.00 !maximum density [mol/L] 1.000 1.000 !reducing parameters for T, Cp0 3 0 !Nterms: polynonial, exponential 15.32010608d+0 0.0 0.22223115d+0 1.0 -0.16422906d-3 2.0 #TRN !transport model specification ECS Extended Corresponding States model for transport props (R134a reference). ?LITERATURE REFERENCES FOR ECS MODEL\ ?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).\ ?\ ?DATA SOURCES FOR THERMAL CONDUCTIVITY\ ?The ECS parameters for thermal conductivity were based on the data of:\ ?\ ?Geller, V. and Peredrii, V.G. (1975). ? Thermal conductivity of Freon 13 and Freon 23 (in Russian). ? Izv. Vyssh. Uchebn Zaved Energetika 18: 113_116.\ ?\ ?Makita, T., Tanaka, Y., Morimoto, Y., Noguchi, M. and Kubota, H. (1981). ? Thermal conductivity of gaseous fluorocarbon refrigerants R12, R13, R22, ? and R23 under pressure. Int. J. Thermophysics 2: 249_268.\ ?\ ?Yata, J., Minamiyama, T. and Tanaka, S. (1984). ? Measurement of thermal conductivity of liquid fluorocarbons. ? Int. J. Thermophysics 5: 209-218.\ ?\ ?Average absolute deviations of the fit from the experimental data were:\ ? Geller: 3.42%; Makita: 3.27%; Yata: 2.35%; Overall: 3.31%\ ?\ ?Lennard-Jones parameters are estimated.\ ?\ !end of info section 173.0 !lower temperature limit [K] 600.0 !upper temperature limit [K] 200000.0 !upper pressure limit [kPa] 17.9380 !maximum density [mol/L] FEQ R134a.fld VS1 !model for reference fluid viscosity TC1 !model for reference fluid thermal conductivity 0 !Lennard-Jones flag (0 or 1) (0 => use estimates) 0.00000 !Lennard-Jones coefficient Sigma [nm] 000.00 !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 3 0 0 !number of terms in chi (t.c. shape factor): poly,spare1,spare2 1.4078d+0 0.0 0.0 0.0 !coeff, power of Tr, power of Dr, spare -2.6346d-1 0.0 1.0 0.0 3.7978d-2 0.0 2.0 0.0 #STN !surface tension specification ST1 surface tension model ?LITERATURE REFERENCE \ ?Okada, M. and Watanabe, K. (1988). Surface tension correlations for several ? fluorocarbon refrigerants. Heat Transfer_Japanese Research 17: 35-52.\ ?\ !end info 90.0 !lower temperature limit [K] 301.91 !upper temperature limit [K] 0.00 !(dummy) upper pressure limit 0.00 !(dummy) maximum density 1 !number of terms 301.91d0 !critical temperature used by Okada & Watanabe (dummy) 0.05060d0 1.28d0 !sigma0 and n @END c 1 2 3 4 5 6 7 8 c2345678901234567890123456789012345678901234567890123456789012345678901234567890