Spray–turbulence–chemistry interactions under engine-like conditions

L Zhou, W Zhao, KH Luo, H Wei, M Xie - Progress in Energy and …, 2021 - Elsevier
Turbulent multiphase combustion plays an important role in both nature (eg, volcanos and
pool fires) and industry (eg, industrial furnaces, aeroengines, and internal combustion …

Influence of thermal expansion on fluid dynamics of turbulent premixed combustion and its modelling implications

N Chakraborty - Flow, Turbulence and Combustion, 2021 - Springer
The purpose of this paper is to demonstrate the effects of thermal expansion, as a result of
heat release arising from exothermic chemical reactions, on the underlying turbulent fluid …

Enhanced burning rates in hydrogen-enriched turbulent premixed flames by diffusion of molecular and atomic hydrogen

M Rieth, A Gruber, FA Williams, JH Chen - Combustion and Flame, 2022 - Elsevier
Direct numerical simulations (DNS) of fuel-lean turbulent premixed hydrogen-enriched
flames are analyzed to improve understanding of local effects of molecular diffusion of fast …

Distributed reactions in highly turbulent premixed methane/air flames: Part I. Flame structure characterization

B Zhou, C Brackmann, Q Li, Z Wang, P Petersson… - Combustion and …, 2015 - Elsevier
Simultaneous planar laser-induced fluorescence (PLIF) measurements of a series of
reactive scalars and Rayleigh scattering measurements of temperature, ie CH/CH 2 O/OH …

Three-dimensional direct numerical simulation of turbulent lean premixed methane combustion with detailed kinetics

AJ Aspden, MS Day, JB Bell - Combustion and Flame, 2016 - Elsevier
The interaction of maintained homogeneous isotropic turbulence with lean premixed
methane flames is investigated using direct numerical simulation with detailed chemistry …

Diffusive effects of hydrogen on pressurized lean turbulent hydrogen-air premixed flames

W Song, FE Hernández-Pérez, HG Im - Combustion and Flame, 2022 - Elsevier
To understand the turbulence-chemistry interaction of lean hydrogen-air premixed flames at
elevated pressures, we conduct a series of high-fidelity direct numerical simulations with …

Thin reaction zone and distributed reaction zone regimes in turbulent premixed methane/air flames: Scalar distributions and correlations

B Zhou, C Brackmann, Z Wang, Z Li, M Richter… - Combustion and …, 2017 - Elsevier
A series of premixed turbulent methane/air jet flames in the thin reaction zone (TRZ) and
distributed reaction zone (DRZ) regimes were studied using simultaneous three-scalar high …

Influence of molecular transport on burning rate and conditioned species concentrations in highly turbulent premixed flames

HC Lee, P Dai, M Wan, AN Lipatnikov - Journal of Fluid Mechanics, 2021 - cambridge.org
Apparent inconsistency between (i) experimental and direct numerical simulation (DNS)
data that show the significant influence of differential diffusion on the turbulent burning rate …

Statistics of local and global flame speed and structure for highly turbulent H2/air premixed flames

W Song, FEH Perez, EA Tingas, HG Im - Combustion and Flame, 2021 - Elsevier
A statistical analysis is conducted for turbulent hydrogen-air premixed flames at a range of
Karlovitz numbers up to 1,126 by direct numerical simulations (DNS) with detailed chemistry …

Direct numerical simulations of statistically stationary turbulent premixed flames

HG Im, PG Arias, S Chaudhuri… - … Science and Technology, 2016 - Taylor & Francis
Direct numerical simulations (DNS) of turbulent combustion have evolved tremendously in
the past decades, thanks to the rapid advances in high performance computing technology …