R114 !short name 76-14-2 !CAS number 1,2-dichloro-1,1,2,2-tetrafluoroethane CFC-114 !synonym 1 R-114 !synonym 2 170.921 !molecular weight [g/mol] 179.0 !triple point temperature [K] 276.736 !normal boiling point [K] 418.83 !critical temperature [K] 3257.0 !critical pressure [kPa] 3.3932 !critical density [mol/L] 0.2523 !acentric factor 0.658 !dipole moment [Debye]; value from Refprop 5.10 eval at NBP IIR !default reference state 6.001 !version number ! compiled by E.W. Lemmon, NIST Physical and Chemical Properties Division, Boulder, Colorado ! 07-02-97 EWL, original version ! 07-11-97 MM, add surface tension correlation ! 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 ! 11-13-97 MM, enter thermal conductivity shape factor fitted to data #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 273.15 !lower temperature limit [K] 507.15 !upper temperature limit [K] 20620.0 !upper pressure limit [kPa] 8.9419 !maximum density [mol/L] CPP !pointer to Cp0 model 170.93 !molecular weight [g/mol] 230.0 !triple point temperature [K] 10.950 !pressure at triple point [kPa] 8.9419 !density at triple point [mol/L] 276.741 !normal boiling point temperature [K] 0.2523 !acentric factor 418.83 3257.0 3.3932 !Tc [K], pc [kPa], rhoc [mol/L] 418.83 3.3932 !reducing parameters [K, mol/L] 8.31451 !gas constant [J/mol-K] 22 5 0 0 0 0 !Nterm, Ncoeff per term (normal, critical, spare) -0.340776521414d+0 3.000 0.00 0 0.0 !a(i),t(i),d(i),l(i),g(i) 0.323001398420d+0 4.000 0.00 0 0.0 -0.424950537596d-1 5.000 0.00 0 0.0 0.107938879710d+1 0.000 1.00 0 0.0 -0.199243619673d+1 1.000 1.00 0 0.0 -0.155135133506d+0 2.000 1.00 0 0.0 -0.121465790553d+0 3.000 1.00 0 0.0 -0.165038582393d-1 4.000 1.00 0 0.0 -0.186915808643d+0 0.000 2.00 0 0.0 0.308074612567d+0 1.000 2.00 0 0.0 0.115861416115d+0 2.000 2.00 0 0.0 0.276358316589d-1 0.000 3.00 0 0.0 0.108043243088d+0 1.000 3.00 0 0.0 0.460683793064d-1 0.000 4.00 0 0.0 -0.174821616881d+0 1.000 4.00 0 0.0 0.317530854287d-1 1.000 5.00 0 0.0 0.340776521414d+0 3.000 0.00 2 1.21103865d0 -0.323001398420d+0 4.000 0.00 2 1.21103865d0 0.424950537596d-1 5.000 0.00 2 1.21103865d0 -0.166940100976d+1 3.000 2.00 2 1.21103865d0 0.408693082002d+1 4.000 2.00 2 1.21103865d0 -0.241738963889d+1 5.000 2.00 2 1.21103865d0 #AUX !auxiliary model specification CPP 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 273.15 !lower temperature limit [K] 507.15 !upper temperature limit [K] 0.0 !upper pressure limit [kPa] 0.0 !maximum density [mol/L] 1.000 170.93 !reducing parameters for T, Cp0 5 0 !Nterms: polynonial, exponential 0.97651380d-01 0.0 0.32408610d-02 1.0 -0.58953640d-05 2.0 0.67379290d-08 3.0 -0.35463640d-11 4.0 #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:\ ?\ ?Donaldson, A.B. (1975). On the estimation of thermal conductivity of organic vapors. ? Ind. Eng. Chem. 14: 325-328.\ ?\ ?Keyes, F.G. (1954). Thermal conductivity of gases. Trans. ASME 76: 809-816.\ ?\ ?Shankland, I.R. (1990). Transport properties of CFC alternatives. ? paper presented at AIChE Spring National Meeting, Orlando, Florida.\ ?\ ?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:\ ? Donaldson: 9.27%; Keyes: 1.89%; Shankland: 1.29%; Yata: 1.19%; Overall: 2.95%\ ?\ ?Lennard-Jones parameters are estimated.\ ?\ !end of info section 273.15 !lower temperature limit [K] 507.15 !upper temperature limit [K] 20620.0 !upper pressure limit [kPa] 8.9419 !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 2 0 0 !number of terms in chi (t.c. shape factor): poly,spare1,spare2 1.0961d+0 0.0 0.0 0.0 !coeff, power of Tr, power of Dr, spare -3.4899d-2 0.0 1.0 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 180.00 !lower temperature limit [K] 418.83 !upper temperature limit [K] 0.00 !(dummy) upper pressure limit 0.00 !(dummy) maximum density 1 !number of terms 418.78d0 !critical temperature used by Okada & Watanabe (dummy) 0.05084d0 1.24d0 !sigma0 and n @END c 1 2 3 4 5 6 7 8 c2345678901234567890123456789012345678901234567890123456789012345678901234567890