Vortex interaction in triple flickering buoyant diffusion flames

T Yang, Y Chi, P Zhang - Proceedings of the Combustion Institute, 2023 - Elsevier
Triple flickering buoyant diffusion flames of methane gas in equilateral triangle arrangement,
as a nonlinear dynamical system of coupled oscillators, were computationally investigated …

Comparison of flame response characteristics between non‐premixed and premixed flames under acoustic excitation

M Ahn, T Kim, Y Yoon - Experimental Thermal and Fluid Science, 2022 - Elsevier
A comparative study was conducted on the response characteristics according to the
increase in velocity perturbation intensity (u'/u) under acoustic excitation conditions of non …

[HTML][HTML] On the structure of buoyant fires with varying levels of fuel-turbulence

T Xiao, V Gupta, ARW Macfarlane, C Kennedy… - Combustion and …, 2023 - Elsevier
This paper employs a novel burner to study the effects of fuel-generated turbulence on the
spatial and temporal structure of buoyant turbulent diffusion flames which are representative …

Effects of acoustic excitation on pinch-off flame structure and NOx emissions in H2/CH4 flame

M Ahn, Y Yoon, S Joo - International Journal of Hydrogen Energy, 2022 - Elsevier
The flame structure and exhaust emissions of pinch-off flames, in which flames are
separated under acoustic excitation conditions, were studied. Flame structure analysis was …

Effects of Intrinsic Instabilities on the Response of Premixed Hydrogen/Air Conical Flames to Inlet Flow Perturbations

L Yang, Y Wang, T Zirwes, F Zhang, H Bockhorn… - Flow, Turbulence and …, 2024 - Springer
As a zero-carbon fuel, hydrogen is considered a promising alternative fuel. Hydrogen flames
can be greatly affected by intrinsic instabilities including the diffusional-thermal instability …

Experimental study on the flickering and pinch-off of jet diffusion flames

H Zhang, Y Yang, L Li, Y Lin, F Qi, X Xia - Physical Review Fluids, 2024 - APS
The classical flame instability problem of a flickering diffusion flame is investigated
experimentally, with an emphasis on the underlying vortex dynamics and flame pinch-off …

Investigation on the effect of Charge injection from non-thermal plasma on soot formation in Laminar coflow diffusion flame

YR Tan, Y Zong, M Salamanca, JW Martin… - Combustion Science …, 2025 - Taylor & Francis
ABSTRACT A novel, modified coflow burner was developed to study the effect of charge
injection from a non-thermal plasma into three helium-diluted laminar coflow diffusion …

[PDF][PDF] Application of Machine Learning to Bring Efficiency to Costly Experiments; Case of Flame-Extinction

E Alipour, MA Akhtardanesh… - Fuel and Combustion (20) …, 2024 - researchgate.net
Combustion instability induced by acoustic waves can lead to various undesired
consequences, including thermal stress on the combustion chamber, noise, flame blow-off …

Study on the acoustic disturbance characteristics of the spray flame

D Wei, H Fang, H Zhou - Thermal Science and Engineering Progress, 2024 - Elsevier
The axial sound field was added to the ethanol spray flame as a perturbation element to
study the dynamic response and combustion characteristics. A forced acoustic field is …

Experimental analysis of shear strength and strain rate on H2/CH4 pinch-off flames

M Ahn, Y Yoon, S Joo - Experimental Thermal and Fluid Science, 2023 - Elsevier
An experiment was conducted under acoustic excitation conditions for the physical
understanding of the pinch-off phenomenon in non-premixed flames. For fuel conditions, H …