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An analysis of species separation in a thermogravitational column filled with a porous medium
Authors:Hadi Nasrabadi  Hussein Hoteit  Abbas Firoozabadi
Affiliation:(1) Department of Earth Science and Engineering, Imperial College, London, UK;(2) Reservoir Engineering Research Institute (RERI), Palo Alto, CA, USA;(3) Department of Chemical Engineering, Yale University, New Haven, CT, USA
Abstract:In the past, the analysis of species separation in a thermogravitational column filled with porous media has been based on strong dependency of thermal and molecular diffusion to dispersion. In this work, we suggest an alternative and show that the dispersion effect is negligible for the conditions in a packed hermogravitational column and that compositional dependency of the thermal diffusion should be accounted for.
Keywords:Thermal diffusion  Thermogravitational column  Natural convection and diffusion  Porous media flow  Multicomponent diffusion in porous media
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