192 lines
7.1 KiB
Plaintext
192 lines
7.1 KiB
Plaintext
R507A !Short name
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507A-507A !CAS number
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50% R125/50% R143a !Full name
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R507A !Chemical formula
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R507A !Synonym
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98.8592 !Molar mass [g/mol]
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200.0 !Triple point temperature [K]
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226.41 !Normal boiling point [K]
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343.765 !Critical temperature [K]
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3704.9 !Critical pressure [kPa]
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4.964 !Critical density [mol/L]
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0.286 !Acentric factor
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-1. !Dipole moment [Debye]
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IIR !Default reference state
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10.0 !Version number
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???? !UN Number :UN:
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halocb !Family :Family:
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???? !Heating value (upper) at 25 C [kJ/mol] (ISO 6976:2016) :Heat:
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???? !IUPAC Int. Chemical Identifier :InChi:
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???? !InChi Key :InChiKey:
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???? !Alternative fluid for mixing rules :AltID:
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507a507a !Hash number from InChI Key :Hash:
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! compiled by E.W. Lemmon, NIST Physical and Chemical Properties Division, Boulder, Colorado
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! 11-14-02 EWL, original version
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________________________________________________________________________________
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#EOS !---Equation of state---
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FEQ !Helmholtz equation of state for R-507A of Lemmon (2003).
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:DOI: 10.1023/A:1025048800563
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Lemmon, E.W.,
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? "Pseudo Pure-Fluid Equations of State for the Refrigerant Blends R-410A,
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? R-404A, R-507A, and R-407C,"
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? Int. J. Thermophys., 24(4):991-1006, 2003.
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?
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?The estimated uncertainty of density values calculated with the
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? equation of state is 0.1%. The estimated uncertainty of calculated
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? heat capacities and speed of sound values is 0.5%. Uncertainties of
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? bubble and dew point pressures are 0.5%.
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?
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!```````````````````````````````````````````````````````````````````````````````
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200.0 !Lower temperature limit [K]
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500.0 !Upper temperature limit [K]
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50000.0 !Upper pressure limit [kPa]
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14.13 !Maximum density [mol/L]
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CPP !Pointer to Cp0 model
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98.8592 !Molar mass [g/mol]
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200.0 !Triple point temperature [K]
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23.23 !Pressure at triple point [kPa]
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14.13 !Density at triple point [mol/L]
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226.41 !Normal boiling point temperature [K]
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0.286 !Acentric factor
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343.765 3704.9 4.964 !Tc [K], pc [kPa], rhoc [mol/L]
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343.765 4.964 !Reducing parameters [K, mol/L]
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8.314472 !Gas constant [J/mol-K]
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21 4 0 0 0 0 0 0 0 0 0 0 !# terms and # coefs/term for normal terms, Gaussian terms, and Gao terms
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6.24982 0.692 1. 0. !a(i),t(i),d(i),l(i)
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-8.07855 0.943 1. 0.
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0.0264843 5.8 1. 0.
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0.286215 0.77 2. 0.
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-0.00507076 5.84 2. 0.
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0.0109552 0.24 4. 0.
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0.00116124 0.69 6. 0.
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1.38469 2.0 1. 1.
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-0.922473 3.0 1. 1.
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-0.0503562 7.0 1. 1.
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0.822098 2.2 2. 1.
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-0.277727 4.3 2. 1.
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0.358172 2.7 3. 1.
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-0.0126426 1.2 4. 1.
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-0.0060701 1.23 7. 1.
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-0.0815653 12.0 2. 2.
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-0.0233323 6.0 3. 2.
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0.0352952 8.5 4. 2.
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0.0159566 11.5 4. 2.
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0.0755927 13.0 2. 3.
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-0.0542007 17.0 3. 3.
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0.0170451 16.2 5. 3.
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#AUX !---Auxiliary function for Cp0
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CPP !Ideal gas heat capacity function for R507A of Lemmon (2003).
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Lemmon, E.W.
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?
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!```````````````````````````````````````````````````````````````````````````````
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0. !
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10000. !
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0. !
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0. !
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1.0 8.314472 !Reducing parameters for T, Cp0
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1 3 0 0 0 0 0 !Nterms: polynomial, exponential, cosh, sinh
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1.568 0.25
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0.95006 364.0
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4.1887 815.0
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5.5184 1768.0
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#AUX !---Auxiliary function for PH0
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PH0 !Ideal gas Helmholtz form for R507A.
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Lemmon, E.W.
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?
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!```````````````````````````````````````````````````````````````````````````````
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0. !
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10000. !
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0. !
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0. !
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1 3 3 0 0 0 0 0 !Nterms: ai*log(tau**ti); ai*tau**ti; ai*log(1-exp(bi*tau))
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-1.0 1.0 !ai, ti for [ai*log(tau**ti)] terms
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9.93541 0.0 !aj, ti for [ai*tau**ti] terms
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7.9985 1.0
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-21.6054 -0.25
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0.95006 -1.05886 !aj, ti for [ai*log(1-exp(ti*tau)] terms
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4.1887 -2.37081
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5.5184 -5.14305
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#STN !---Surface tension---
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ST1 !Surface tension model for R507A of Lemmon (2003).
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Lemmon, E.W., preliminary equation, 2003.
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?
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!```````````````````````````````````````````````````````````````````````````````
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0. !
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10000. !
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0. !
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0. !
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2 !Number of terms in surface tension model
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343.765 !Critical temperature used in fit (dummy)
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0.06701 1.3066 !Sigma0 and n
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-0.04297 2.3145
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#PS !---Vapor pressure---
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PS5 !Vapor pressure equation for R507A of Lemmon (2003)
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Functional Form: P=Pc*EXP[SUM(Ni*Theta^ti)*Tc/T] where Theta=1-T/Tc, Tc and Pc
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? are the reducing parameters below, which are followed by rows containing Ni and ti.
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?
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!```````````````````````````````````````````````````````````````````````````````
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0. !
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10000. !
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0. !
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0. !
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343.765 3704.9 !Reducing parameters
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4 0 0 0 0 0 !Number of terms in equation
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-7.5459 1.0
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2.338 1.5
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-2.237 2.1
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-4.1535 4.7
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#PL !---Liquid pressure---
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PL5 !Liquid pressure equation for R507A of Lemmon (2003)
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?
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?```````````````````````````````````````````````````````````````````````````````
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?Functional Form: P=Pc*EXP[SUM(Ni*Theta^ti)*Tc/T] where Theta=1-T/Tc, Tc and Pc
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? are the reducing parameters below, which are followed by rows containing Ni and ti.
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?
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!```````````````````````````````````````````````````````````````````````````````
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0. !
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10000. !
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0. !
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0. !
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343.765 3704.9 !Reducing parameters
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4 0 0 0 0 0 !Number of terms in equation
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-7.4853 1.0
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2.0115 1.5
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-2.0141 2.2
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-3.7763 4.6
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@END
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