Progress in physical modeling of compressible wall-bounded turbulent flows
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 …
turbulence not only receive wide academic interests but also are vitally important for high …
[HTML][HTML] Recent progress in conical shock wave/boundary layer interaction with spanwise pressure gradient
FY Zuo, S Pirozzoli - Propulsion and Power Research, 2024 - Elsevier
A common denominator between conical-symmetry and conical shock interaction is the
spanwise pressure gradient, which perform more non-uniformity and its interaction flow is …
spanwise pressure gradient, which perform more non-uniformity and its interaction flow is …
Effect of convective schemes in wall-resolved and wall-modeled LES of compressible wall turbulence
The current study discusses how numerical schemes and discretization approaches affect
wall-resolved and wall-modeled LES outcomes. A turbulent boundary layer setup over a flat …
wall-resolved and wall-modeled LES outcomes. A turbulent boundary layer setup over a flat …
Linear response analysis of supersonic turbulent channel flows with a large parameter space
In this work, the linear responses of turbulent mean flow to both harmonic and stochastic
forcing are investigated for supersonic channel flow. Well-established universal relations are …
forcing are investigated for supersonic channel flow. Well-established universal relations are …
Incorporating intrinsic compressibility effects in velocity transformations for wall-bounded turbulent flows
A transformation that relates a compressible wall-bounded turbulent flow with nonuniform
fluid properties to an equivalent incompressible flow with uniform fluid properties is derived …
fluid properties to an equivalent incompressible flow with uniform fluid properties is derived …
Linear-model-based study of the coupling between velocity and temperature fields in compressible turbulent channel flows
C Cheng, L Fu - Journal of Fluid Mechanics, 2023 - cambridge.org
It is generally believed that the temperature and the velocity fields are highly coupled in
compressible wall-bounded turbulence. In the present study, we employ a linear model, ie …
compressible wall-bounded turbulence. In the present study, we employ a linear model, ie …
Study of the linear models in estimating coherent velocity and temperature structures for compressible turbulent channel flows
Linear models, based on stochastically forced linearized equations, are deployed for
spectral linear stochastic estimation (SLSE) of the velocity and temperature fluctuations in …
spectral linear stochastic estimation (SLSE) of the velocity and temperature fluctuations in …
[HTML][HTML] URANOS: A GPU accelerated Navier-Stokes solver for compressible wall-bounded flows
URANOS, a massively parallel GPU-accelerated compressible flow solver for high-fidelity
modeling of compressible wall flows, is presented. URANOS is based on modern high …
modeling of compressible wall flows, is presented. URANOS is based on modern high …
Direct numerical simulation of a supersonic turbulent boundary layer with hydrogen combustion
C Wang, C Xu - Journal of Fluid Mechanics, 2024 - cambridge.org
The complex behaviours of supersonic turbulent boundary-layer flows interacting with
combustion is explored through the use of direct numerical simulations. The chosen flow …
combustion is explored through the use of direct numerical simulations. The chosen flow …
Large-scale motions and self-similar structures in compressible turbulent channel flows
C Cheng, L Fu - Physical Review Fluids, 2022 - APS
In this work, we study the scale characteristics of the log-and outer-region motions and
structures in subsonic and supersonic turbulence. To this end, a series of direct numerical …
structures in subsonic and supersonic turbulence. To this end, a series of direct numerical …