Thermoacoustic characterization of a premixed multi jet burner for hydrogen and natural gas combustion

JP Beuth, JM Reumschüssel… - … for Gas Turbines …, 2024 - asmedigitalcollection.asme.org
In this study, the acoustics and flame dynamics of a prototype multi jet burner with 19
individual mixing tubes for operation with pure hydrogen and pure natural gas are …

Flame and flow dynamics during swirl flame flash-back

L Yu, J Zhang, C Zhang, B Xu, Q An - Physics of Fluids, 2024 - pubs.aip.org
Flash-back characteristics of lean-premixed syngas swirl flames were investigated using
simultaneous OH planar laser-induced fluorescence and stereoscopic particle image …

Thermoacoustic characterization of a premixed multi jet burner for hydrogen and natural gas combustion

JP Beuth, JM Reumschüssel… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
In this study, the acoustics and flame dynamics of a prototype multijet burner with 19
individual mixing tubes for operation with pure hydrogen and pure natural gas are …

Study of flame–flow interactions in turbulent boundary layer premixed flame flashback over a flat plate using direct numerical simulation

G Chen, H Wang, A Gruber, K Luo… - Journal of Fluid …, 2023 - cambridge.org
Lean hydrogen/air premixed flame flashback in a turbulent boundary layer over a flat plate is
investigated using three-dimensional direct numerical simulation with detailed chemical …

Quantification of Mixing Quality Effects on Flashback Limits for H2-Rich Fuel Gases

T Kim, U Doll, F Faldella… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
One of the main challenges arising from hydrogen-rich fuel mixtures is to prevent flame
flashback. In typical gas turbines the fuel is commonly injected through holes in the axial …

Confined boundary-layer flashback flame dynamics in a turbulent swirling flow

AG Novoselov, D Ebi, N Noiray - AIAA Journal, 2023 - arc.aiaa.org
Understanding boundary-layer flashback is critical to the design of safe and efficient gas
turbines, especially as the addition of highly reactive hydrogen to these devices becomes a …

Premixed Hydrogen-Air Swirled-Stabilized Combustor Development

C Caulfield, J Kolwyck, T Prater, P Palies - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-2555. vid Advanced aircraft engine
development for hydrogen-air mixture is a key aspect for future propulsion systems aiming to …

Quantification of Mixing Quality Effects on Flashback Limits for H2-Rich Fuel Gases in Lean Premixed Combustion Using Laser-Induced Fluorescence of Acetone

T Kim, U Doll, F Faldella… - … of Engineering for …, 2024 - asmedigitalcollection.asme.org
One of the main challenges arising from hydrogen-rich fuel mixtures is to prevent flame
flashback. In typical gas turbines, the fuel is commonly injected through holes in the axial …

Image-based flashback detection in a hydrogen-fired gas turbine using a convolutional autoencoder

P Porath, V Yadav, L Panek… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
Flame flashback is a major concern in hydrogen-fired gas turbines. In order to determine the
flashback propensity of a hydrogen burner, several burner design tests at different operating …

Development of Near-Wall Treatment to Improve Flame Flashback Prediction for Hydrogen Flames

M Choi, I Gu, Y Shin, ES Cho… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
Numerical investigations on prediction of flashback of a lean premixed hydrogen flame in an
industrial gas turbine combustor were conducted. Three combustion models were tested for …