Numerical study of blended fuel natural gas-hydrogen combustion in rich/quench/lean combustor of a micro gas turbine

S Meziane, A Bentebbiche - International journal of hydrogen energy, 2019 - Elsevier
In this work, an investigation of the effect of natural gas-hydrogen blended fuel on the
combustion performance of a Rich/Quench/Lean (RQL) can combustor. Actually, a CFD …

Suppression of instabilities of swirled premixed flames with minimal secondary hydrogen injection

G Oztarlik, L Selle, T Poinsot, T Schuller - Combustion and Flame, 2020 - Elsevier
The impact of hydrogen addition on the dynamics of a methane-air premixed flame is
explored for different injection strategies. The configuration is a swirled injector with a central …

Numerical study on effects of hydrogen doping of natural gas on the combustion characteristics in micro gas turbine combustor

W Pan, L Kang, Z Chi, W Wang, C Tang - Applied Thermal Engineering, 2024 - Elsevier
The effect of hydrogen doping ratio on the flow and temperature fields in the combustor and
the emission of the main pollutants (CO and NO x) for a constant excess air coefficient, a …

On the impact of H2-enrichment on flame structure and combustion dynamics of a lean partially-premixed turbulent swirling flame

PW Agostinelli, D Laera, I Chterev, I Boxx… - Combustion and …, 2022 - Elsevier
Abstract Large Eddy Simulation (LES) with Conjugate Heat Transfer (CHT) is used to
analyze the impact of H 2-enrichment on the flame structure and combustion dynamics of a …

Performance enhancement of swirl-assisted distributed combustion with hydrogen-enriched methane

R Roy, AK Gupta - Applied Energy, 2023 - Elsevier
Abstract Effect of hydrogen addition to methane fuel on the performance of swirl-assisted
distributed combustion was studied at 5.72 MW/m 3-atm thermal intensity using different …

Experimental and numerical investigations of forced response of multi-element lean-premixed hydrogen flames

H Kang, C Yoon, KT Kim - Combustion and Flame, 2023 - Elsevier
Understanding the distinctive thermoacoustic properties of multi-element lean-premixed
hydrogen flames is crucial for the development of hydrogen-capable gas turbines. Extending …

Effect of acoustic excitation on the combustion and emission characteristics of methane-ammonia-air swirling flame

D Wei, H Fang, L Hu, Y Rong, H Zhou - Fuel, 2023 - Elsevier
The blending characteristics of ammonia with conventional fuels have recently received
much attention from researchers. This paper investigated the effect of acoustic excitation on …

Influence of hydrogen content and injection scheme on the describing function of swirled flames

T Schuller, S Marragou, G Oztarlik, T Poinsot… - Combustion and …, 2022 - Elsevier
The dynamics of V-shape swirled lean premixed methane/air flames enriched with hydrogen
is examined for two injection schemes. The response of the flames submitted to harmonic …

Experimental study of flame zones variations of biogas enriched with hydrogen

I Amez, B Castells, MF Ortega, B Llamas… - International Journal of …, 2022 - Elsevier
Enriching biogas with hydrogen could enable conventional natural gas systems to be used
for clean energy. This technique has generally been evaluated using laboratory devices, so …

[HTML][HTML] Effect of H2 addition on the local extinction, flame structure, and flow field hydrodynamics in non-premixed bluff body stabilized flames

K Rajamanickam, F Lefebvre, C Gobin, G Godard… - Physics of …, 2023 - pubs.aip.org
We examined the effect of hydrogen (H2) enrichment on the primary fuel methane (CH4) in a
canonical non-premixed bluff-body stabilized burner operating under typical central jet …