Low Mach number limit on perforated domains for the evolutionary Navier–Stokes–Fourier system

We consider the Navier–Stokes–Fourier system describing the motion of a compressible, viscous and heat-conducting fluid on a domain perforated by tiny holes. First, we identify a class of dissipative solutions to the Oberbeck–Boussinesq approximation as a low Mach number limit of the primitive syste...

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Veröffentlicht in:Nonlinearity 2024-06, Vol.37 (6), p.65008
Hauptverfasser: Basarić, Danica, Chaudhuri, Nilasis
Format: Artikel
Sprache:eng
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Zusammenfassung:We consider the Navier–Stokes–Fourier system describing the motion of a compressible, viscous and heat-conducting fluid on a domain perforated by tiny holes. First, we identify a class of dissipative solutions to the Oberbeck–Boussinesq approximation as a low Mach number limit of the primitive system. Secondly, by proving the weak–strong uniqueness principle, we obtain strong convergence to the target system on the lifespan of the strong solution.
ISSN:0951-7715
1361-6544
DOI:10.1088/1361-6544/ad3da9