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On the Oberbeck–Boussinesq approximation for gases

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Published in 2021 at "International Journal of Non-linear Mechanics"

DOI: 10.1016/j.ijnonlinmec.2021.103738

Abstract: Abstract The Oberbeck–Boussinesq (OB) approximation for a compressible fluid in Benard’s problem geometry is studied. We present a new derivation of the classical and ’extended’ OB models for a fluid obeying the ideal gas state… read more here.

Keywords: boussinesq approximation; fluid; geometry; approximation gases ... See more keywords