On the mechanisms of flame kernel extinction or survival during aeronautical ignition sequences: experimental and numerical analysis

J Marrero-Santiago, F Collin-Bastiani, E Riber… - Combustion and …, 2020 - Elsevier
A detailed study of ignition mechanisms in aeronautical burners is presented. Even in global
lean conditions, liquid fuel injection leads to a strong stratification of the mixture and the …

Analysis of local extinction of a n-heptane spray flame using large-eddy simulation with tabulated chemistry

J Benajes, JM García-Oliver, JM Pastor, I Olmeda… - Combustion and …, 2022 - Elsevier
This work is focused on the study of flame stabilization and local extinction of a spray flame
in an atmospheric non-swirled test rig referred to as the CORIA Rouen Spray Burner. This …

Blowoff of bluff body flames: Transient dynamics and three dimensional effects

RM Kumar, S Adhikari, B Emerson, CA Fugger… - Combustion and …, 2022 - Elsevier
This work examines the dynamics of confined bluff body flames in the process of lean
blowoff (LBO) using simultaneous stereo-PIV (particle image velocimetry), OH PLIF (planar …

Near-lean blowoff dynamics in a liquid fueled combustor

N Rock, B Emerson, J Seitzman, T Lieuwen - Combustion and Flame, 2020 - Elsevier
This paper describes an analysis of the near-lean blow off (LBO) dynamics of spray flames,
including the influence of fuel composition upon these dynamics. It is motivated by the fact …

Mechanisms of flame propagation in jet fuel sprays as revealed by OH/fuel planar laser-induced fluorescence and OH* chemiluminescence

PM de Oliveira, E Mastorakos - Combustion and Flame, 2019 - Elsevier
Previous work on spray flames has shown that different propagation mechanisms may occur
depending on the size and number density of droplets. In this work, the structure and …

[HTML][HTML] A flamelet LES of turbulent dense spray flame using a detailed high-resolution VOF simulation of liquid fuel atomization

J Wen, Y Hu, T Nishiie, J Iino, A Masri, R Kurose - Combustion and Flame, 2022 - Elsevier
A numerical framework used to model dense spray flames is proposed. In this framework,
the liquid fuel (acetone) atomization is solved by a detailed high-resolution VOF simulation …

Large eddy simulation of a spray jet flame using doubly conditional moment closure

MP Sitte, E Mastorakos - Combustion and flame, 2019 - Elsevier
A spray jet flame is modelled using Large Eddy Simulation (LES) with Doubly Conditional
Moment Closure (DCMC). Since turbulent spray flames may include multiple combustion …

Large eddy simulation of spray combustion using the spray flamelet/progress variable model: Further extension and validation

Y Wang, C Shao, T Jin, K Luo, J Fan - Physics of Fluids, 2023 - pubs.aip.org
The classical flamelet combustion model assumes that the combustion system consists of
two homogeneous inlet streams for oxidizer and fuel. It usually requires extension and …

Simultaneous imaging of soot volume fraction, PAH, and OH in a turbulent n-heptane spray flame

IA Mulla, B Renou - Combustion and Flame, 2019 - Elsevier
Soot formation and oxidation in a turbulent n-heptane jet spray flame are investigated
through simultaneous imaging of quantitative soot volume fraction (fv), flame-front (OH), and …

Topology characteristics of liquid ammonia swirl spray flame

R Wang, M Zhang, Z An, X Cai, J Liu, J Wang… - Proceedings of the …, 2024 - Elsevier
The utilization of liquid ammonia in gas turbines can reduce energy loss and start-up time.
However, the flash boiling phenomenon and the high latent heat of liquid ammonia make …