R116 !short name (same as file name) 76-16-4 !CAS number hexafluoroethane FC-116 !synonym1 R-116 !synonym2 138.01 !molecular weight [g/mol] 176. !triple pt temperature [K] 194.98 !normal boiling pt [K] 293.03 !critical temperature [K] 3042. !critical pressure [kPa] 4.5069198 !critical density [mol/L] 0.25396 !acentric factor 0.000 !dipole moment [Debye]; value from REFPROP v5.0 IIR !default reference state 6.001 !version number ! compiled by Eric W. Lemmon, NIST Physical and Chemical Properties Division, Boulder, Colorado ! 12-02-96 EWL, original version ! 01-31-97 MM, change pointer for ECS reference viscosity from VS3 to VS1 ! modify ncoeff line for FEQ to accomodate critical region terms ! 02-20-97 MM, add default reference state ! 02-26-97 MM, add version number (future use) ! 03-11-97 MM, modify ECS-transport to new format ! 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 FEQ fundamental (Helmholtz) equation of state; Kozlov (1996). ?LITERATURE REFERENCE \ ?Kozlov, A.D. (1996). Moscow. ?\ !end info 176. !lower temperature limit [K] 423. !upper temperature limit [K] 50000.0 !upper pressure limit [kPa] 12.23 !maximum density [mol/L] CP1 !pointer to Cp0 model 138.01 !molecular weight [g/mol] 176. !triple point temperature [K] 32.09 !pressure at triple point [kPa] 12.231 !density at triple point [mol/L] 194.98 !normal boiling point temp [K] 0.25396 !acentric factor 293.03 3042.d0 4.5069198d0 !Tc [K], pc [kPa], rho [mol/L] 293.03 4.5069198d0 !reducing parameters [K, mol/L] 8.31451d0 !gas constant [J/mol-K] 23 4 0 0 0 0 !# terms, # coeff/term for: "normal" terms, critical, spare 2.1775273D0 0.25 1. 0 !a(i),t(i),d(i),l(i) -5.5052198D0 1.00 1. 0 -1.3675742D0 3.00 1. 0 -8.1284229D-1 4.00 1. 0 -4.0207525D-1 0.25 2. 0 2.5890073D0 1.00 2. 0 1.4500537D0 3.50 2. 0 -1.0445036D0 1.50 3. 0 9.8965288D-1 2.50 3. 0 -8.6794888D-1 3.00 4. 0 2.8240917D-1 3.00 5. 0 4.5154220D-2 1.00 6. 0 -3.0294024D-2 3.00 6. 0 -1.7668398D-2 1.00 7. 0 2.0592774D-3 1.00 8. 0 4.2059839D0 2.00 1. 1 2.1500380D-1 5.00 1. 2 -1.6449561D-1 2.00 4. 2 -1.2396086D-1 4.00 4. 2 1.5814552D-1 8.00 5. 3 -1.4362345D-1 10.0 5. 3 1.8637877D-2 10.0 8. 3 1.6342835D-2 18.0 4. 4 #AUX !auxiliary model specification CP1 polynomial fit for ideal gas heat capacity; Kozlov (1996) ?LITERATURE REFERENCES \ ?Kozlov, A.D. (1996). Moscow. ? !end info 100.0 !lower temperature limit [K] 1000.0 !upper temperature limit [K] 0.00 !upper pressure limit [kPa] 0.00 !maximum density [mol/L] 1.000 8.31451 !reducing parameters for T, Cp0 6 0 !Nterms: polynonial, exponential 27.4009901 0.00 !c(i), power of T -2.6057376855D-06 2.00 9.7501305219D-10 3.00 -6559.250418 -1.00 787904.9649 -2.00 -34166787.86 -3.00 @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).\ ?\ ?extended by the addition of density-dependent shape factors based on ? fit by E.W. Lemmon, 12-2-96\ ? !end info 176. !lower temperature limit [K] 500.00 !upper temperature limit [K] 60000.0 !upper pressure limit [kPa] 12.29 !maximum density [mol/L] CPP !pointer to Cp0 model R134a.fld BWR !pointer to reference fluid model 0.32668 !acentric factor for R134a used in shape factor correlation 0.259147 !critical compressibility for R134a used in correlation 0.256 !acentric factor for fluid used in shape factor correlation 293.03 !critical temperature [K] 3042. !critical pressure [kPa] 4.5069198 !critical density [mol/L] 2 !number of temperature coefficients for 'f' shape factor 0.463297447E+00 0 !alpha1 of Huber & Ely -0.511776783E+00 1 !alpha2 of Huber & Ely (log(Tr) term) 1 !number of density coefficients for 'f' shape factor 0.707956644E-02 1 3 !number of temperature coefficients for 'h' shape factor -0.404678693E+01 0 !beta1 of Huber & Ely -0.239087880E+01 1 !beta2 of Huber & Ely (log(Tr) term) -0.169059282E+00 1 0 !number of density coefficients for 'h' shape factor @AUX !auxiliary model specification CPP polynomial fit for ideal gas heat capacity; Lemmon, E.W. (1996) ?LITERATURE REFERENCES \ ? !end info 100.0 !lower temperature limit [K] 1000.0 !upper temperature limit [K] 0.00 !upper pressure limit [kPa] 0.00 !maximum density [mol/L] 1.000 8.31451 !reducing parameters for T, Cp0 5 0 !Nterms: polynonial, exponential 0.246292d+1 0.00 !c(i), power of T 0.400318d-1 1.00 -0.873082d-7 3.00 0.100705d-9 4.00 -0.358765d-13 5.00 #TRN !transport model specification ECS Extended Corresponding States model for transport props (R134a reference). ?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). \ ?\ ?The Lennard-Jones parameters are estimated.\ ? !end of info section 176. !lower temperature limit [K] 423. !upper temperature limit [K] 50000.0 !upper pressure limit [kPa] 12.23 !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 0 0 0 !number of terms in chi (t.c. shape factor): poly,spare1,spare2 #STN !surface tension specification ST1 surface tension model ?LITERATURE REFERENCE \ ?Kozlov, A.D. (1996). Moscow. ? !end info 176. !lower temperature limit [K] 293.03 !upper temperature limit [K] 0.00 !(dummy) upper pressure limit 0.00 !(dummy) maximum density 2 !number of terms 293.03 !critical temperature 0.05059374881 1.29 !sigma0 and n -0.01194350473 2.00 !sigma0 and n @END c 1 2 3 4 5 6 7 8 c2345678901234567890123456789012345678901234567890123456789012345678901234567890