Linear global stability analysis of a transient swirling flow leading to the formation of a helical precessing vortex breakdown in a straight diffuser

DOI10.1016/j.euromechflu.2023.08.004zbMATH Open1545.7604MaRDI QIDQ6546127

Michel J. Cervantes, Zeinab Seifi, Mehrdad Raisee

Publication date: 29 May 2024

Published in: European Journal of Mechanics. B. Fluids (Search for Journal in Brave)

zbMATH Keywords

Reynolds-averaged Navier-Stokes equationscode ANSYS CFXplunging moderotating vortex rope

Mathematics Subject Classification ID

(k)-(varepsilon) modeling in turbulence (76F60) Viscous vortex flows (76D17) Rotation in hydrodynamic stability (76E07) Basic methods in fluid mechanics (76M99)

Cites Work

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• New development in freefem++
• A Chebyshev spectral collocation method using a staggered grid for the stability of cylindrical flows
• Structural sensitivity of the first instability of the cylinder wake

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