lib.mEoS.R22

Fluid info

  • CAS Number: 75-45-6

  • Formula: CHClF2

  • Synonym: R22

  • Molecular weigth: 86.468 g/mol

  • Tc: 369.2950 K

  • Pc: 4.9900 MPa

  • ρc: 523.8422 kg/m³

  • Tt: 115.7300 K

  • Tb: 232.3400 K

  • Acentric factor: 0.22082

  • Dipole moment: 1.4580 Debye

Equation of state

  • Kamei, A., Beyerlein, S.W., Jacobsen, R.T.; Application of Nonlinear Regression in the Development of a Wide Range Formulation for HCFC-22. Int. J. Thermophysics, 16(5) (1995) 1155-1164, http://dx.doi.org/10.1007/BF02081283

  • Wagner, W., Marx, V., Pruß, A.; A New Equation of State for Chlorodifluoromethane (R22) Covering the Entire Fluid Region from 116 K to 550 K at Pressures up to 200 MPa. Int. J. Refrig., 16(6):373-389, 1993., http://dx.doi.org/10.1016/0140-7007(93)90055-D

  • Span, R., Wagner, W.; Equations of State for Technical Applications. III. Results for Polar Fluids. Int. J. Thermophys., 24(1) (2003) 111-162, http://dx.doi.org/10.1023/A:1022362231796

Calculation example

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

_images/R22.png

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

python3 plotMEoS.py R22