propane.fld

一个关于物性计算的软件

propane            !short name
74-98-6            !CAS number
propane            !full name
CH3CH2CH3          !chemical formula
R-290              !synonym
44.09562           !molecular weight [g/mol]
85.48              !triple point temperature [K]
231.06             !normal boiling point [K]
369.825            !critical temperature [K]
4247.09            !critical pressure [kPa]
4.95514            !critical density [mol/L]
0.1524             !acentric factor
0.083              !dipole moment [Debye] (Smith and Srivastava, Elsevier, 1986)
IIR                !default reference state
6.1                !version number

! compiled by M. McLinden, NIST Physical and Chemical Properties 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 and 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 and Ely
! 10-25-96  MM, add collision integral of Younglove and 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
! 03-24-98 EWL, set max density to triple-point density (until melting line implemented)
! 11-13-98 EWL, update format to version 6.1
! 12-07-98  MM, add fit of thermal conductivity shape factor in ECS method
! 05-18-99 EWL, add Span equation of state
! 11-10-99 EWL, add extra digits to melting equation to get ptp at ttp
! 11-22-99 EWL, add viscosity equation of Vogel et al.
! 01-31-00 EWL, change transport limits to match eos
! 03-01-00 EWL, add Marsh thermal conductivity equation
!  5-02-01 EWL, add Miyamoto and Watanabe equation of state
! 11-06-01 EWL, change Dmax to density 2*Pmax on melting curve


#EOS               !equation of state specification
FEQ  Helmholtz equation of state for propane of Miyamoto and Watanabe (2000).
?LITERATURE REFERENCE \
?Miyamoto, H., and Watanabe, K.,
? "A thermodynamic property model for fluid-phase propane,"
? Int. J. Thermophys., 21(5):1045-1072, 2000.
?\
?Typical uncertainties are 0.05% for density, 0.02% for the vapor
?pressure, and 0.5%-1% for the heat capacity and speed of sound in the
?liquid phase.  In the vapor phase, the uncertainty in the speed of sound
?is 0.02%
?\
!end of info section
85.48              !lower temperature limit [K]
623.0              !upper temperature limit [K]
103000.0           !upper pressure limit [kPa]
17.41              !maximum density [mol/L]
CPP                                    !pointer to Cp0 model
44.09562                               !molecular weight [g/mol]
85.48                                  !triple point temperature [K]
0.00000017                             !pressure at triple point [kPa]
16.64                                  !density at triple point [mol/L]
231.06                                 !normal boiling point temperature [K]
0.1524                                 !acentric factor
369.825      4247.09      4.9551406693 !Tc [K], pc [kPa], rhoc [mol/L] (218.5 kg/m^3)
369.825                   4.9551406693 !reducing parameters [K, mol/L]
8.314472                               !gas constant [J/mol-K]
      19  4      0  0       0  0       !# terms, # coeff/term for:  "normal" terms, critical, spare
 2.698378d-1    -0.250    1.00    0    !a(i),t(i),d(i),l(i)
-1.339252d0      1.5      1.00    0
-2.273858d-2    -0.75     2.00    0
 2.414973d-1     0.0      2.00    0
-3.321461d-2     1.25     3.00    0
 2.203323d-3     1.5      5.00    0
 5.935588d-5     0.5      8.00    0
-1.137457d-6     2.5      8.00    0
-2.379299d0      1.5      3.00    1
 2.337373d0      1.75     3.00    1
 1.242344d-3    -0.25     8.00    1
-7.352787d-3     3.0      5.00    1
 1.965751d-3     3.0      6.00    1
-1.402666d-1     4.0      1.00    2
-2.093360d-2     2.0      5.00    2
-2.475221d-4    -1.0      7.00    2
-1.482723d-2     2.0      2.00    3
-1.303038d-2    19.0      3.00    3
 3.634670d-5     5.0     15.00    3


#AUX               !auxiliary model specification
CPP  ideal gas heat capacity function of Miyamoto and Watanabe (2000).
?LITERATURE REFERENCE \
?Miyamoto, H., and Watanabe, K.,
? "A thermodynamic property model for fluid-phase propane,"
? Int. J. Thermophys., 21(5):1045-1072, 2000.
?\
!end of info section
85.48              !lower temperature limit [K]
623.0              !upper temperature limit [K]
0.0                !upper pressure limit [kPa]
0.0                !maximum density [mol/L]
1.0          8.3144720                 !reducing parameters for T, Cp0
  1  4    0  0    0  0  0              !Nterms:  polynomial, exponential, cosh, sinh
 4.021394d+0        0.00000
 2.889980d+0      387.69088
 4.474243d+0     1129.13860
 1.048251d+1     1864.95906
 8.139803d+0     4224.43701


#AUX               !auxiliary model specification
PH0  Helmholtz form for the ideal-gas state
?LITERATURE REFERENCE \
?Miyamoto, H., and Watanabe, K.,
? "A thermodynamic property model for fluid-phase propane,"
? Int. J. Thermophys., 21(5):1045-1072, 2000.
?\
!end of info section
85.48              !lower temperature limit [K]
623.0              !upper temperature limit [K]
0.0                !upper pressure limit [kPa]
0.0                !maximum density [mol/L]
 1   2   4         !Nterms:  ai*log(tau**ti); ai*tau**ti; ai*log(1-exp(bi*tau))
 3.021394        1.00d0            !ai, ti for [ai*log(tau**ti)] terms
-4.992402        0.00d0            !aj, ti for [ai*tau**ti] terms
 4.291476        1.00d0
 2.889980       -1.048309          !aj, ti for [ai*log(1-exp(ti*tau)] terms
 4.474243       -3.053170
 8.139803      -11.42280
10.48251        -5.042815


@EOS               !equation of state specification
BWR  MBWR equation of state for propane of Younglove and 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.
?\
?The uncertainties in density are 0.1% in the liquid, 0.04% in the vapor
?and 1.5% in the supercritical and critical regions.  The uncertainty is
?2% for heat capacities, 1% for the speed of sound in the vapor, and 0.5%
?for the speed of sound in the liquid.
?\
?N.B.  all temperatures on IPTS-68
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
100000.0           !upper pressure limit [kPa]
17.36              !maximum density [mol/L]
CP1                                    !pointer to Cp0 model
44.0956                                !molecular weight [g/mol]
85.47                                  !triple point temperature [K]
1.685d-7                               !pressure at triple point [kPa]
16.617                                 !density at triple point [mol/L]
231.063                                !normal boiling point temperature [K]
0.15243                                !acentric factor
369.85       4247.66      5.000        !Tc [K], pc [kPa], rhoc [mol/L]
369.85                    5.000        !reducing parameters [K, mol/L]
5.0                                    !gamma
0.0831434                              !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
CP1  ideal gas heat capacity function of Younglove and 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
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
0.0                !upper pressure limit [kPa]
0.0                !maximum density [mol/L]
1.0          8.31434                   !reducing parameters for T, Cp0
  7  1    0  0    0  0  0              !Nterms:  polynomial, exponential, cosh, sinh
  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


@EOS               !equation of state specification
FES  short Helmholtz equation of state for propane of Span (2000).
?LITERATURE REFERENCE \
?Span, R.,
? "Multiparameter Equations of State - An Accurate Source of Thermodynamic
? Property Data," Springer, Berlin, Heidelberg, New York, 2000.
?\
?The uncertainties of the equation of state are approximately 0.2% (to
?0.5% at high pressures) in density, 1% (in the vapor phase) to 2% in
?heat capacity, 1% (in the vapor phase) to 2% in the speed of sound, and
?0.2% in vapor pressure, except in the critical region.
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
100000.0           !upper pressure limit [kPa]
17.36              !maximum density [mol/L]
CPS                                    !pointer to Cp0 model
44.097                                 !molecular weight [g/mol]
85.47                                  !triple point temperature [K]
0.00000015304                          !pressure at triple point [kPa]
16.706                                 !density at triple point [mol/L]
231.08                                 !normal boiling point temperature [K]
0.153                                  !acentric factor
369.825      4248.0       4.9998866    !Tc [K], pc [kPa], rhoc [mol/L]
369.825                   4.9998866    !reducing parameters [K, mol/L]
8.31451                                !gas constant [J/mol-K]
      12  4      0  0       0  0       !# terms, # coeff/term for:  "normal" terms, critical, spare
 0.10403973d+1       0.25    1.0     0 !a(i),t(i),d(i),l(i)
-0.28318404d+1       1.125   1.0     0
 0.84393810d+0       1.5     1.0     0
-0.76559592d-1       1.375   2.0     0
 0.94697373d-1       0.25    3.0     0
 0.24796475d-3       0.875   7.0     0
 0.27743760d+0       0.625   2.0     1
-0.43846001d-1       1.75    5.0     1
-0.26991065d+0       3.625   1.0     2
-0.69313413d-1       3.625   4.0     2
-0.29632146d-1      14.5     3.0     3
 0.14040127d-1      12.0     4.0     3


#AUX               !auxiliary model specification
CPS  ideal gas heat capacity function
?LITERATURE REFERENCE \
?Jaeschke, M. and Schley, P.
? "Ideal-Gas Thermodynamic Properties for Natural-Gas Applications,"
? Int. J. Thermophys., 16(6):1381-1392, 1995.
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !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
  1  0    2  2    0  0  0              !Nterms:  polynomial, exponential, cosh, sinh
    0.4029390E+01   0.0
    0.1290245E+06  -2.0  0.2008930E+03  -1.0  -2.0
   -0.8835886E+07  -2.0  0.1027290E+04  -1.0  -2.0
    0.1521038E+07  -2.0  0.4798560E+03  -1.0  -2.0
    0.1751511E+08  -2.0  0.9553120E+03  -1.0  -2.0


#TCX               !thermal conductivity model specification
TC1  pure fluid thermal conductivity model of Marsh et al. (2000).
?LITERATURE REFERENCE \
?Marsh, K., Perkins, R., and Ramires, M.L.V.,
? "Measurement and Correlation of the Thermal Conductivity of Propane
? from 86 to 600 K at Pressures to 70 MPa,"
? submitted to J. Chem. Eng. Data, 2000.
?\
?Uncertainty in thermal conductivity is 3%, except in the critical region
? and dilute gas which have an uncertainty of 5%.
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
100000.0           !upper pressure limit [kPa]
17.36              !maximum density [mol/L]
3   0              !# terms for dilute gas function:  numerator, denominator
369.85  1.0        !reducing parameters for T, tcx
-1.24778d-3    0.00d0   !coeff, power in T
 8.16371d-3    1.00d0
 1.99374d-2    2.00d0
10  0              !# terms for background gas function:  numerator, denominator
369.85  5.0  1.0                          !reducing par for T, rho, tcx
-3.69500d-2    0.00d0   1.00d0   0.00d0   !coeff, powers of t, rho, spare for future use
 4.82798d-2    1.00d0   1.00d0   0.00d0
 1.48658d-1    0.00d0   2.00d0   0.00d0
-1.35636d-1    1.00d0   2.00d0   0.00d0
-1.19986d-1    0.00d0   3.00d0   0.00d0
 1.17588d-1    1.00d0   3.00d0   0.00d0
 4.12431d-2    0.00d0   4.00d0   0.00d0
-4.36911d-2    1.00d0   4.00d0   0.00d0
-4.86905d-3    0.00d0   5.00d0   0.00d0
 6.16079d-3    1.00d0   5.00d0   0.00d0
TK3                !pointer to critical enhancement auxiliary function


#AUX               !thermal conductivity critical enhancement model
TK3  thermal conductivity critical enhancement of Marsh et al. (2000).
?LITERATURE REFERENCE \
?Marsh, K., Perkins, R., and Ramires, M.L.V.,
? "Measurement and Correlation of the Thermal Conductivity of Propane
? from 86 to 600 K at Pressures to 70 MPa,"
? submitted to J. Chem. Eng. Data, 2000.
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
100000.0           !upper pressure limit [kPa]
17.36              !maximum density [mol/L]
9  0  0  0         !# terms:  terms, spare, spare, spare
1.0    1.0  1.0    !reducing par for T, rho, tcx (mW/m-K)
0.630d0            !gnu (universal exponent)
1.239d0            !gamma (universal exponent)
1.03d0             !R0 (universal amplitude)
0.063d0            !z (universal exponent--not used for t.c., only viscosity)
1.00d0             !c (constant in viscosity eqn = 1/[2 - (alpha + gamma)/(2*nu)], but often set to 1)
0.194d-9           !xi0 (amplitude) [m]
0.0496             !gam0 (amplitude) [-]
0.716635d-9        !qd_inverse (modified effective cutoff parameter) [m]
554.73             !tref (reference temperature) [K]


@TCX               !thermal conductivity model specification
TC2  pure fluid thermal conductivity model of Younglove and 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
?\
?The uncertainty in thermal conductivity is 2%, except in the critical region
?which is 10%.
?\
!end of info section
85.47              !lower temperature limit [K]
600.0              !upper temperature limit [K]
100000.0           !upper pressure limit [kPa]
17.36              !maximum density [mol/L]
CI2                !pointer to collision integral model
0.47               !Lennard-Jones coefficient sigma [nm]