Progress in physical modeling of compressible wall-bounded turbulent flows

C Cheng, X Chen, W Zhu, W Shyy, L Fu - Acta Mechanica Sinica, 2024 - Springer
Understanding, modeling and control of the high-speed wall-bounded transition and
turbulence not only receive wide academic interests but also are vitally important for high …

Estimating mean profiles and fluxes in high-speed turbulent boundary layers using inner/outer-layer scalings

A Manzoor Hasan, J Larsson, S Pirozzoli, R Pecnik - AIAA Journal, 2024 - arc.aiaa.org
ACCURATELY predicting drag and heat transfer for compress-ible high-speed flows is of
utmost importance for a range of engineering applications. A common approach is to use a …

A priori tests of turbulence models for compressible flows

L Sciacovelli, A Cannici, D Passiatore… - International Journal of …, 2024 - emerald.com
Purpose The purpose of the paper is to analyse the performances of closures and
compressibility corrections classically used in turbulence models when applied to highly …

Heat-transfer effects in compressible turbulent boundary layers–a regime diagram

T Gibis, L Sciacovelli, M Kloker… - Journal of Fluid …, 2024 - cambridge.org
As shown by Wenzel et al.(J. Fluid Mech., vol. 930, 2022, A1), the Eckert number can be
determined in advance–or estimated to a reasonable extent–a key advantage of the …

Recent developments and research needs in turbulence modeling of hypersonic flows

P Raje, E Parish, JP Hickey, P Cinnella… - arXiv preprint arXiv …, 2024 - arxiv.org
Hypersonic flow conditions pose exceptional challenges for Reynolds-Averaged Navier-
Stokes (RANS) turbulence modeling. Critical phenomena include compressibility effects …

[HTML][HTML] On the accuracy of compressibility transformations

M Danis, P Durbin - Physics of Fluids, 2024 - pubs.aip.org
This study highlights the importance of satisfying the eddy viscosity equivalence below the
logarithmic layer, to deriving accurate compressibility transformations. First, we analyze the …

Hypersonic turbulent boundary layer over the windward side of a lifting body

S Dong, M Yu, F Tong, Q Wang, X Yuan - Journal of Fluid Mechanics, 2024 - cambridge.org
In the present study, we performed direct numerical simulations for a hypersonic turbulent
boundary layer over the windward side of a lifting body, the HyTRV model, at Mach number …

An improved Baldwin–Lomax algebraic wall model for high-speed canonical turbulent boundary layers using established scalings

X Chen, J Gan, L Fu - Journal of Fluid Mechanics, 2024 - cambridge.org
In this work, we employ well-established relations for compressible turbulent mean flows,
including the velocity transformation and algebraic temperature–velocity (TV) relation, to …

Correlations between wall heat flux and Reynolds shear stress/turbulent heat flux in compressible turbulent boundary layers

Y Fan, M Kozul, W Li, RD Sandberg - Journal of Fluid Mechanics, 2024 - cambridge.org
This study investigates the correlation between the fluctuating wall heat flux, and the
distribution and transport of Reynolds shear stress and turbulent heat flux in compressible …

Direct numerical simulations of compressible turbulent channel flows with asymmetric thermal walls

P Zhang, Y Song, Z Xia - Journal of Fluid Mechanics, 2024 - cambridge.org
This paper extends the work of Tamano & Morinishi (J. Fluid Mech., vol. 548, 2006, pp. 361–
373) by simulating supersonic turbulent channel flow with asymmetric thermal walls using a …