[BOOK][B] Progress-variable approach for large-eddy simulation of turbulent combustion

CD Pierce - 2001 - search.proquest.com
A new approach to chemistry modeling for large eddy simulation of turbulent reacting flows
is developed. Instead of solving transport equations for all of the numerous species in a …

Acoustic resonance in the potential core of subsonic jets

A Towne, AVG Cavalieri, P Jordan… - Journal of Fluid …, 2017 - cambridge.org
The purpose of this paper is to characterize and model waves that are observed within the
potential core of subsonic jets and relate them to previously observed tones in the near …

Wavepackets and trapped acoustic modes in a turbulent jet: coherent structure eduction and global stability

OT Schmidt, A Towne, T Colonius… - Journal of Fluid …, 2017 - cambridge.org
Coherent features of a turbulent Mach 0.9, Reynolds number jet are educed from a high-
fidelity large eddy simulation. Besides the well-known Kelvin–Helmholtz instabilities of the …

Optimal eddy viscosity for resolvent-based models of coherent structures in turbulent jets

E Pickering, G Rigas, OT Schmidt, D Sipp… - Journal of Fluid …, 2021 - cambridge.org
Response modes computed via linear resolvent analysis of a turbulent mean-flow field have
been shown to qualitatively capture characteristics of the observed turbulent coherent …

Acoustic tones in the near-nozzle region of jets: characteristics and variations between Mach numbers 0.5 and 2

C Bogey - Journal of Fluid Mechanics, 2021 - cambridge.org
Acoustic tones in the near-nozzle region of jets: characteristics and variations between Mach
numbers 0.5 and 2 Page 1 J. Fluid Mech. (2021), vol. 921, A3, doi:10.1017/jfm.2021.426 …

Wavepackets in the velocity field of turbulent jets

AVG Cavalieri, D Rodríguez, P Jordan… - Journal of fluid …, 2013 - cambridge.org
We study the velocity fields of unforced, high Reynolds number, subsonic jets, issuing from
round nozzles with turbulent boundary layers. The objective of the study is to educe …

Lift-up, Kelvin–Helmholtz and Orr mechanisms in turbulent jets

E Pickering, G Rigas, PAS Nogueira… - Journal of Fluid …, 2020 - cambridge.org
Three amplification mechanisms present in turbulent jets, namely lift-up, Kelvin–Helmholtz
and Orr, are characterized via global resolvent analysis and spectral proper orthogonal …

Numerical simulation of the aerobreakup of a water droplet

JC Meng, T Colonius - Journal of Fluid Mechanics, 2018 - cambridge.org
We present a three-dimensional numerical simulation of the aerobreakup of a spherical
water droplet in the flow behind a normal shock wave. The droplet and surrounding gas flow …

Influence of nozzle-exit boundary-layer conditions on the flow and acoustic fields of initially laminar jets

C Bogey, C Bailly - Journal of Fluid Mechanics, 2010 - cambridge.org
Round jets originating from a pipe nozzle are computed by large-eddy simulations (LES) to
investigate the effects of the nozzle-exit conditions on the flow and sound fields of initially …

Interactions between upstream-propagating guided jet waves and shear-layer instability waves near the nozzle of subsonic and nearly ideally expanded supersonic …

C Bogey - Journal of Fluid Mechanics, 2022 - cambridge.org
The interactions between upstream-propagating guided jet waves and shear-layer instability
waves near the nozzle of subsonic and nearly ideally expanded supersonic, isothermal free …