lib.mEoS.PropylenGlycol

Fluid info

  • CAS Number: 57-55-6

  • Formula: CH3-CH(OH)-CH2OH

  • Molecular weigth: 76.09442 g/mol

  • Tc: 674.0000 K

  • Pc: 7.2918 MPa

  • ρc: 339.3811 kg/m³

  • Tt: 242.8000 K

  • Tb: 461.2240 K

  • Acentric factor: 0.72

  • Dipole moment: n/a

Equation of state

  • Eisenbach, T., Scholz, C., Span, R., Cristancho, D., Lemmon, E.W., Thol, M.; Speed-of-Sound Measurements and a Fundamental Equation of State for Propylene Glycol. J. Phys. Chem. Ref. Data 50(2) (2021) 023105, http://dx.doi.org/10.1063/5.0050021

Viscosity

  • Velliadou, D., Antoniadis, K.D., Assael, M.J., Huber, M.L.; Reference Correlation for the Viscosity of Propane-1,2-diol (Propylene Glycol) from the Triple Point to 452 K and up to 245 MPa. Int. J. Thermophys. 43(3) (2022) 42, http://dx.doi.org/10.1007/s10765-021-02970-2

Calculation example

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

_images/PropylenGlycol.png

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

python3 plotMEoS.py PropylenGlycol