lib.mEoS.R227ea¶

Fluid info¶

CAS Number: 431-89-0
Formula: CF3CHFCF3
Synonym: R227ea
Molecular weigth: 170.02886 g/mol
Tc: 374.9000 K
Pc: 2.9250 MPa
ρc: 594.2509 kg/m³
Tt: 146.3500 K
Tb: 256.8100 K
Acentric factor: 0.357
Dipole moment: 1.4560 Debye

Equation of state¶

Lemmon, E.W., Span, R.; Thermodynamic Properties of R-227ea, R-365mfc, R-115, and R-13I1. J. Chem. Eng. Data, 60(12) (2015) 3745-3758, http://dx.doi.org/10.1021/acs.jced.5b00684

Viscosity¶

Huber, M.L., Laesecke, A., Perkins, R.A.; Model for the Viscosity and Thermal Conductivity of Refrigerants, Including a New Correlation for the Viscosity of R134a. Ind. Eng. Chem. Res., 42(13) (2003) 3163-3178, http://dx.doi.org/10.1021/ie0300880

Thermal Conductivity¶

Huber, M.L., Laesecke, A., Perkins, R.A.; Model for the Viscosity and Thermal Conductivity of Refrigerants, Including a New Correlation for the Viscosity of R134a. Ind. Eng. Chem. Res., 42(13) (2003) 3163-3178, http://dx.doi.org/10.1021/ie0300880

Calculation example¶

Using the first option for equation of state, we can get this diagram plots with the liquid-gas saturation region:

_images/R227ea.png

The diagram is generated with this module running with the compound name as parameter or edited in file

python3 plotMEoS.py R227ea