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 …

[HTML][HTML] The effect of hydrogen enrichment, flame-flame interaction, confinement, and asymmetry on the acoustic response of a model can combustor

E Æsøy, T Indlekofer, F Gant, A Cuquel… - Combustion and …, 2022 - Elsevier
To maximise power density practical gas turbine combustion systems have several injectors
which can lead to complex interactions between flames. However, our knowledge about the …

Combustion dynamics of multi-element lean-premixed hydrogen-air flame ensemble

H Kang, KT Kim - Combustion and Flame, 2021 - Elsevier
The crux of the technical issues facing the development of hydrogen gas turbine engines is
the problem of how to enable low NOx, low dynamics combustor operations without …

Experimental investigation of combustion dynamics and NOx/CO emissions from densely distributed lean-premixed multinozzle CH4/C3H8/H2/air flames

U Jin, KT Kim - Combustion and Flame, 2021 - Elsevier
Lean-premixed fuel-flexible combustion technology capable of operating on a wide range of
fuels, including high or pure hydrogen, is expected to play a crucial role in reducing nitrogen …

System identification and early warning detection of thermoacoustic oscillations in a turbulent combustor using its noise-induced dynamics

M Lee, KT Kim, V Gupta, LKB Li - Proceedings of the Combustion Institute, 2021 - Elsevier
Despite significant research, self-excited thermoacoustic oscillations continue to hinder the
development of lean-premixed gas turbines, making the early detection of such oscillations …

Mutual synchronization of two lean-premixed gas turbine combustors: Phase locking and amplitude death

H Jegal, K Moon, J Gu, LKB Li, KT Kim - Combustion and Flame, 2019 - Elsevier
In a can-annular gas turbine combustion system, low-frequency self-excited combustion
instabilities can arise from coupled interactions between adjacent can combustors, rather …

Cross-talk-interaction-induced combustion instabilities in a can-annular lean-premixed combustor configuration

K Moon, H Jegal, C Yoon, KT Kim - Combustion and Flame, 2020 - Elsevier
The prediction of self-excited combustion instabilities in a can-annular gas turbine
combustion system is a significant challenge, mainly because the instabilities originate from …

Influence of the co-and counter-swirl on combustion instability of the centrally staged combustor

J Ma, X Hui, M Han, X Han, X Wang, J Wang, Z Chi - Physics of Fluids, 2023 - pubs.aip.org
The centrally staged combustor is an effective way to reduce NOx emissions from
combustors. However, combustion instability caused by the mutual coupling between flames …

Experimental investigation of combustion instability in a centrally staged combustor under self-excited oscillation conditions

J Ma, M Han, X Han, X Hui, X Xue - Physics of Fluids, 2023 - pubs.aip.org
This paper presents an experimental investigation of combustion instability and flame
dynamics in a laboratory-scale lean premixed prevaporized centrally staged combustor …

Experimental study on flame/flow dynamics in a multi-nozzle gas turbine model combustor under thermo-acoustically unstable condition with different swirler …

C Ruan, F Chen, T Yu, W Cai, X Li, X Lu - Aerospace Science and …, 2020 - Elsevier
This paper presents an experimental study on the combustion stability characteristics and
flame/flow dynamics in a multi-nozzle, lean premixed prevaporized (LPP), swirl-stabilized …