lib.mEoS.DME¶

Fluid info¶

CAS Number: 115-10-6
Formula: CH3-O-CH3
Synonym: R-170
Molecular weigth: 46.06844 g/mol
Tc: 400.3780 K
Pc: 5.3368 MPa
ρc: 273.6465 kg/m³
Tt: 131.6600 K
Tb: 248.3680 K
Acentric factor: 0.196
Dipole moment: 1.3010 Debye

Equation of state¶

Wu, J., Zhou, Y., Lemmon, E.W.; An Equation of State for the Thermodynamic Properties of Dimethyl Ether. J. Phys. Chem. Ref. Data 40(2) (2011) 023104, http://dx.doi.org/10.1063/1.3582533
Ihmels, E.C., Lemmon, E.W.; Experimental densities, vapor pressures, and critical point, and a fundamental equation of state for dimethyl ether. Fluid Phase Equilibria 260(1) (2007) 36-48, http://dx.doi.org/10.1016/j.fluid.2006.09.016

Viscosity¶

Huber, M.L.; Models for Viscosity, Thermal Conductivity, and Surface Tension of Selected Pure Fluids as Implemented in REFPROP v10.0. NISTIR 8209, http://dx.doi.org/10.6028/NIST.IR.8209

Thermal Conductivity¶

Huber, M.L.; Models for Viscosity, Thermal Conductivity, and Surface Tension of Selected Pure Fluids as Implemented in REFPROP v10.0. NISTIR 8209, http://dx.doi.org/10.6028/NIST.IR.8209

Calculation example¶

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

_images/DME.png

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

python3 plotMEoS.py DME