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  • Study of Lennard-Jones chains for hydrocarbons
    Avsec, Jurij ; Marčič, Milan ; Watanabe, Koichi, 1938-
    A mathematical model is featured for computing equilibrium thermophysical properties of state in the fluid domain for pure hydrocarbons with the help of classical thermodynamics and statistical ... associating chain theories. We calculated thermodynamic properties for butane as an example of hydocarbon substances. To calculate the thermodynamic properties of a real fluid, the models based on Lennard-Jones intermolecular potential were applied. To calculate the thermodynamic properties of a real fluid with the help of classical thermodynamics we used the Tillner-Roth-Watanabe-Wagner (TRWW) equation of the Helmholtz type. We developed the mathematical model for the calculation of all equilibrium thermodynamic functions of state for pure hydrocarbons. The analytical results obtained using statistical thermodynamics are compared with the TRWW model and show relatively good agreement.
    Source: Journal of thermophysics and heat transfer. - ISSN 0887-8722 (Vol. 18, no 2, April/June 2004, str. 243-252)
    Type of material - article, component part
    Publish date - 2004
    Language - english
    COBISS.SI-ID - 8758294

source: Journal of thermophysics and heat transfer. - ISSN 0887-8722 (Vol. 18, no 2, April/June 2004, str. 243-252)

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