Direct numerical simulation of hypersonic turbulent boundary layers: effect of spatial evolution and Reynolds number
Direct numerical simulations (DNS) are performed to investigate the spatial evolution of flat-
plate zero-pressure-gradient turbulent boundary layers over long streamwise domains () …
plate zero-pressure-gradient turbulent boundary layers over long streamwise domains () …
Direct numerical simulation database for supersonic and hypersonic turbulent boundary layers
C Zhang, L Duan, MM Choudhari - AIAA journal, 2018 - arc.aiaa.org
This paper presents a direct numerical simulation database of high-speed zero-pressure-
gradient turbulent boundary layers developing spatially over a flat plate with nominal …
gradient turbulent boundary layers developing spatially over a flat plate with nominal …
Direct numerical simulation of supersonic and hypersonic turbulent boundary layers at moderate-high Reynolds numbers and isothermal wall condition
We study the structure of high-speed zero-pressure-gradient turbulent boundary layers up to
friction Reynolds number and heat transfer at the wall are considered. The present …
friction Reynolds number and heat transfer at the wall are considered. The present …
Statistics and dynamics of coherent structures in compressible wall-bounded turbulence
M Yu, SW Dong, XX Yuan, CX Xu - Science China Physics, Mechanics & …, 2024 - Springer
Compressible wall-bounded turbulence is ubiquitously encountered in modern aerospace
and mechanical industries. In this review, we summarize the current state of the literature on …
and mechanical industries. In this review, we summarize the current state of the literature on …
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 …
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 …
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 …
Batchelor Prize Lecture: Measurements in wall-bounded turbulence
AJ Smits - Journal of Fluid Mechanics, 2022 - cambridge.org
Our understanding of turbulent boundary layer scaling and structure has advanced greatly in
the past 20 to 30 years. On the computational side, direct numerical simulations and large …
the past 20 to 30 years. On the computational side, direct numerical simulations and large …
Large-scale coherent structures in compressible turbulent boundary layers
The presence of large-scale coherent structures in various wall bounded turbulent flows,
often called superstructures in turbulent boundary layers (TBLs), has been of great interest …
often called superstructures in turbulent boundary layers (TBLs), has been of great interest …
Direct numerical simulation of supersonic pipe flow at moderate Reynolds number
D Modesti, S Pirozzoli - International Journal of Heat and Fluid Flow, 2019 - Elsevier
We study compressible turbulent flow in a circular pipe at computationally high Reynolds
number. Classical related issues are addressed and discussed in light of the DNS data …
number. Classical related issues are addressed and discussed in light of the DNS data …