Large eddy simulations of gaseous flames in gas turbine combustion chambers

LYM Gicquel, G Staffelbach, T Poinsot - Progress in energy and combustion …, 2012 - Elsevier
Recent developments in numerical schemes, turbulent combustion models and the regular
increase of computing power allow Large Eddy Simulation (LES) to be applied to real …

Premixed flames subjected to extreme turbulence: Some questions and recent answers

JF Driscoll, JH Chen, AW Skiba, CD Carter… - Progress in Energy and …, 2020 - Elsevier
It has been predicted that several changes will occur when premixed flames are subjected to
the extreme levels of turbulence that can be found in practical combustors. This paper is a …

Large-eddy simulations of self-excited thermoacoustic instability in a premixed swirling combustor with an outlet nozzle

Y Sun, D Zhao, C Ji, T Zhu, Z Rao, B Wang - Physics of Fluids, 2022 - pubs.aip.org
Reducing the footprint of greenhouse gases and nitrogen oxides (NOx) emissions from
combustion systems means that they have been operating under lean or ultra-lean fuel–air …

Numerical study of a low emission gas turbine like combustor for turbulent ammonia/air premixed swirl flames with a secondary air injection at high pressure

KDKA Somarathne, S Hatakeyama, A Hayakawa… - International Journal of …, 2017 - Elsevier
The present study is dedicated to understand the emission characteristics of turbulent
premixed ammonia/air swirl flames in a gas turbine like combustor at high pressure with and …

Emission characteristics of turbulent non-premixed ammonia/air and methane/air swirl flames through a rich-lean combustor under various wall thermal boundary …

KDKA Somarathne, EC Okafor, A Hayakawa… - Combustion and …, 2019 - Elsevier
This study is dedicated to understanding the combustion and emission characteristics of
turbulent non-premixed ammonia (NH 3)/air and methane (CH 4)/air swirl flames in a rich …

Structure and dynamics of highly turbulent premixed combustion

AM Steinberg, PE Hamlington, X Zhao - Progress in Energy and …, 2021 - Elsevier
Turbulent premixed combustion involves simultaneous and mutually interacting fluid,
chemical, and transport phenomena spanning a wide range of spatial and temporal scales …

Physical modelling and advanced simulations of gas–liquid two-phase jet flows in atomization and sprays

X Jiang, GA Siamas, K Jagus… - Progress in energy and …, 2010 - Elsevier
This review attempts to summarize the physical models and advanced methods used in
computational studies of gas–liquid two-phase jet flows encountered in atomization and …

The structure of turbulent stratified and premixed methane/air flames II: Swirling flows

MS Sweeney, S Hochgreb, MJ Dunn, RS Barlow - Combustion and Flame, 2012 - Elsevier
Experimental results are presented from a series of turbulent methane/air stratified flames
stabilized on a swirl burner. Nine operating conditions are considered, systematically …

Stratified turbulent flames: Recent advances in understanding the influence of mixture inhomogeneities on premixed combustion and modeling challenges

AN Lipatnikov - Progress in Energy and Combustion Science, 2017 - Elsevier
The goals of the present review paper are;(i) to introduce experimental facilities and
numerical tools applied to investigating inhomogeneously premixed flames,(ii) to summarize …

Finite rate chemistry large-eddy simulation of self-ignition in supersonic combustion ramjet

M Berglund, E Fedina, C Fureby, J Tegnér… - AIAA journal, 2010 - arc.aiaa.org
In this study, large-eddy simulation is used to analyze supersonic flow, mixing, and
combustion in a supersonic combustor equipped with a two-stage fuel injector strut. The …