Advanced laser diagnostics for an improved understanding of premixed flame-wall interactions

A Dreizler, B Böhm - Proceedings of the Combustion Institute, 2015 - Elsevier
This review discusses the role of laser diagnostics in combustion science and technology. In
its first part, it may guide understanding of advanced diagnostic methods, and is particularly …

A review of aircraft subsonic and supersonic combustors

GAQ Abdulrahman, NAA Qasem, B Imteyaz… - Aerospace Science and …, 2023 - Elsevier
Combustion is an essential process for generating propulsion for most existing aircraft. The
combustion processes, such as ignition, flame propagation, and flame stability, are …

Control of NOx and other emissions in micro gas turbine combustors fuelled with mixtures of methane and ammonia

EC Okafor, KDKA Somarathne, R Ratthanan… - Combustion and …, 2020 - Elsevier
Methane–ammonia mixtures have potentials as low-carbon fuels for gas turbines, however
significantly high fuel NOx production in their flames present challenges to their application …

Partial premixing and stratification in turbulent flames

AR Masri - Proceedings of the Combustion institute, 2015 - Elsevier
This paper reviews recent advances in understanding the structure of turbulent partially
premixed and stratified flames. The term “partially premixed” refers here to compositionally …

Experimental and numerical investigation of thermo-acoustic instability in a liquid-fuel aero-engine combustor at elevated pressure: Validity of large-eddy simulation of …

S Tachibana, K Saito, T Yamamoto, M Makida… - Combustion and …, 2015 - Elsevier
The feasibility of applying the large-eddy simulation (LES) of spray combustion to the
investigation of the thermo-acoustic instability mechanisms in practical aero-engine …

NO and CO formation in an industrial gas-turbine combustion chamber using LES with the Eulerian sub-grid PDF method

G Bulat, WP Jones, AJ Marquis - Combustion and Flame, 2014 - Elsevier
The advances in computing power and numerical schemes allow Large Eddy Simulation
(LES) to use more detailed turbulent combustion models as well as to be applied to real gas …

Thermo-acoustic instabilities in lean premixed swirl-stabilized combustion and their link to acoustically coupled and decoupled flame macrostructures

S Taamallah, ZA LaBry, SJ Shanbhogue… - Proceedings of the …, 2015 - Elsevier
We investigate the onset of thermo-acoustic instabilities and their link to the mean flame
configurations–or macrostructures–under acoustically coupled and decoupled conditions …

Turbulent flame stabilization modes in premixed swirl combustion: Physical mechanism and Karlovitz number-based criterion

S Taamallah, SJ Shanbhogue, AF Ghoniem - Combustion and Flame, 2016 - Elsevier
Modern low-emission, lean premixed gas turbine combustion systems often rely on confined
swirling flows associated with sudden expansions to enhance flame anchoring. Through the …

Large eddy simulation of an industrial gas turbine combustor using reduced chemistry with accurate pollutant prediction

T Jaravel, E Riber, B Cuenot, G Bulat - Proceedings of the Combustion …, 2017 - Elsevier
Complying with stringent pollutant emission regulations requires a strong optimization of
modern gas turbine combustors, for which Large Eddy Simulation (LES) is a promising tool …

Thermoacoustic Instability in Combustors

AS Morgans, D Yang - Annual Review of Fluid Mechanics, 2024 - annualreviews.org
Thermoacoustic instability is a flow instability that arises due to a two-way coupling between
acoustic waves and unsteady heat release rate. It can cause damaging, large-amplitude …