lib.mEoS.Ethylene
=================

Fluid info
----------

* CAS Number: 74-85-1
* Formula: CH2=CH2
* Synonym: R-1150
* Molecular weigth: 28.05376 g/mol
* Tc:  282.3500 K
* Pc:  5.0418 MPa
* ρc:  214.2400 kg/m³
* Tt:  103.9890 K
* Tb:  169.3790 K
* Acentric factor: 0.0866
* Dipole moment:  0.0 Debye

Equation of state
-----------------

* Smukala, J., Span, R., Wagner, W.; New equation of state for ethylene covering the fluid region from the melting line to 450 K at pressures up to 300 MPa. J. Phys. Chem. Ref. Data 29(5) (2000) 1053-1121, http://dx.doi.org/10.1063/1.1329318
* McCarty, R.D., Jacobsen, R.T.; An Equation of State for Fluid Ethylene. Natl. Bur. Stand., Tech. Note 1045, 1981.
* Jahangiri, M., Jacobsen, R.T, Stewart, R.B., McCarty, R.D.; Thermodynamic properties of ethylene from the freezing line to 450 K at pressures to 260 MPa. J. Phys. Chem. Ref. Data 15(2) (1986) 293-734, http://dx.doi.org/10.1063/1.555753
* Span, R., Wagner, W.; Equations of state for technical applications. II. Results for nonpolar fluids.. Int. J. Thermophys. 24 (1) (2003) 41-109, http://dx.doi.org/10.1023/A:1022310214958
* Sun, L., Ely, J.F.; Universal equation of state for engineering application: Algorithm and  application to non-polar and polar fluids. Fluid Phase Equilib., 222-223 (2004) 107-118, http://dx.doi.org/10.1016/j.fluid.2004.06.028


Viscosity
---------

* Holland, P.M., Eaton, B.E., Hanley, H.J.M.; A Correlation of the Viscosity and Thermal Conductivity Data of Gaseous and Liquid Ethylene. J. Phys. Chem. Ref. Data 12(4) (1983) 917-932, http://dx.doi.org/10.1063/1.555701

Thermal Conductivity
--------------------

* Assael, M.J., Koutian, A., Huber, M.L., Perkins, R.A.; Reference Correlations of the Thermal Conductivity of Ethene and Propene. J. Phys. Chem. Ref. Data 45(3) (2016) 033104, http://dx.doi.org/10.1063/1.4958984

* Holland, P.M., Eaton, B.E., Hanley, H.J.M.; A Correlation of the Viscosity and Thermal Conductivity Data of Gaseous and Liquid Ethylene. J. Phys. Chem. Ref. Data 12(4) (1983) 917-932, http://dx.doi.org/10.1063/1.555701


Calculation example
-------------------

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

.. image:: images/Ethylene.png

The diagram is generated with :download:`this module <../.script/plotMEoS.py>` running with the compound name as parameter or edited in file

.. code-block:: bash

    python3 plotMEoS.py Ethylene