lib.mEoS.R404a¶

Fluid info¶

CAS Number:
Formula: R125+R134a+R143a
Synonym: R404A
Molecular weigth: 97.6038 g/mol
Tc: 345.2700 K
Pc: 3.7348 MPa
ρc: 482.1628 kg/m³
Tt: 200.0000 K
Tb: 226.9300 K
Acentric factor: 0.293
Dipole moment: 0.0 Debye

Equation of state¶

Lemmon, E.W.; Pseudo-Pure Fluid Equations of State for the Refrigerant Blends R-410A, R-404A, R-507A, and R-407C. Int. J. Thermophys., 24(4) (2003) 991-1006, http://dx.doi.org/10.1023/A:1025048800563

Thermal Conductivity¶

Geller, V.Z., Nemzer, B.V., Cheremnykh, U.V.; Thermal Conductivity of the Refrigerant Mixtures R404A, R407C, R410A and R507A. Int. J. Termophysics 22(4) (2001) 1035-1043, http://dx.doi.org/10.1023/a_1010691504352

Calculation example¶

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

_images/R404a.png

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

python3 plotMEoS.py R404a