Dynamics of hydrogen–ammonia–natural gas lean-premixed high-pressure flames

TT Shahin, AJ Hodge, BK Murdock, TN McLean… - Fuel, 2025 - Elsevier
The influence of fuel composition on self-excited combustion instabilities in a high-pressure
combustor operated with ammonia, hydrogen, and natural gas fuels is characterized with …

[HTML][HTML] Systematic modulation of the flame transfer function and its effect on thermoacoustic stability

E Æsøy, JR Dawson, JP Moeck - Combustion and Flame, 2024 - Elsevier
We investigate the thermoacoustic response of a simple laboratory combustor where the
flame response is varied systematically by combining hydrogen enrichment with coherent …

Tangential Mode Combustion Oscillation of a Bluff-Body-Stabilized Diffusion Flame: Experiments

Y Liu, L Xu, R Cheng, P Guo, Y Yan - AIAA Journal, 2024 - arc.aiaa.org
Addressing the issue of tangential mode combustion oscillation prevalent in aviation engine
afterburners, this study targets bluff body diffusion flames. Innovatively, acoustic cavities …

Experimental Study of the Dynamics of Lean Premixed Hydrogen Flames in a Multi Jet Combustor

JP Beuth, JM Reumschüssel… - … for Gas Turbines …, 2025 - asmedigitalcollection.asme.org
In this study, the flame dynamics of lean premixed hydrogen jet flames are experimentally
investigated. Acoustic and optical measurement devices are used to capture the response of …

[PDF][PDF] Thermoacoustic Dynamics of Gas Turbine Combustors: Effects of Hydrogen Blending and Tunable Acoustic Boundaries

A Blondé - 2023 - research-collection.ethz.ch
It is widely acknowledged worldwide that the increase in Earth's surface temperature has to
be contained in order to limit the effect of climate changes. This is particularly vital due to …

[HTML][HTML] Flame transfer function analysis of hydrogen diffusion swirl flames

G Wang, A Faure-Beaulieu, B Schuermans… - Proceedings of the …, 2024 - Elsevier
This paper investigates the first Flame Transfer Functions (FTFs) of hydrogen diffusion swirl
flames, which are crucial for predicting and mitigating thermoacoustic instabilities. Given the …

Experimental Study of the Dynamics of Lean Premixed Hydrogen Flames in a Multi Jet Combustor

JP Beuth, JM Reumschüssel… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
In this study, the flame dynamics of lean premixed hydrogen jet flames are experimentally
investigated. Acoustic and optical measurement devices are used to capture the response of …