[HTML][HTML] Pilot impact on turbulent premixed methane/air and hydrogen-enriched methane/air flames in a laboratory-scale gas turbine model combustor

F Pignatelli, H Kim, AA Subash, X Liu, RZ Szasz… - International Journal of …, 2022 - Elsevier
The impact of pilot flame operation on the combustion of pure methane and hydrogen-
enriched methane (H 2/CH 4: 50/50 in vol%) fuels was investigated in a gas turbine model …

Experimental and numerical investigation of stability and emissions of hydrogen-assisted oxy-methane flames in a multi-hole model gas-turbine burner

AA Araoye, A Abdelhafez, MA Nemitallah… - International Journal of …, 2021 - Elsevier
This paper reports experimental and numerical study of stability and combustion
characteristics of premixed oxy-methane flames with hydrogen-enrichment (CH 4–H 2/O 2 …

Stability and Combustion/Emission Characteristics of Stratified Dual-Swirl Oxy-Methane Flames: Effects of Oxygen Fraction

M Hamdy, M El-Adawy… - Journal of …, 2025 - asmedigitalcollection.asme.org
The stability, combustion, and emission features of stratified oxy-methane (CH 4/O 2/CO 2)
flames stabilized over a dual annular counter-rotating swirl (DACRS) burner, developed for …

Describing the mechanism of instability suppression using a central pilot flame with coupled experiments and simulations

J Li, H Kwon, D Seksinsky… - … for Gas Turbines …, 2022 - asmedigitalcollection.asme.org
Pilot flames are commonly used to extend combustor operability limits and suppress
combustion oscillations in low-emissions gas turbines. Combustion oscillations, a coupling …

Impact of methane and hydrogen-enriched methane pilot injection on the surface temperature of a scaled-down burner nozzle measured using phosphor thermometry

H Feuk, F Pignatelli, A Subash, R Bi, RZ Szász… - International Journal of …, 2022 - mdpi.com
The surface temperature of a burner nozzle using three different pilot hardware
configurations was measured using lifetime phosphor thermometry with the ZnS: Ag …

[HTML][HTML] Impact of pilot flame and hydrogen enrichment on turbulent methane/hydrogen/air swirling premixed flames in a model gas turbine combustor

F Pignatelli, D Sanned, S Derafshzan, RZ Szasz… - … Thermal and Fluid …, 2024 - Elsevier
This work investigates the impact of pilot flame and fuel composition on the structures and
stabilization of swirling turbulent premixed methane/hydrogen/air flames in a lab-scale gas …

[图书][B] Experimental studies of turbulent flames at gas turbine relevant burners and operating conditions

X Liu - 2021 - lup.lub.lu.se
With the increasing demand of using alternative and renewable fuels, it becomes of vital
importance to consider the fuel flexibility when designing a new burner for gas turbines …

Plasma Effects on Swirl Flames in a Scaled Dry Low Emission Burner

X Liu, A Ahamed Subash, Y Bao, Z Li, A Ehn, T Hurtig… - AIAA Journal, 2022 - arc.aiaa.org
The effect of a rotating gliding arc (RGA) plasma discharge on the flame in a downscaled
Siemens Energy dry low emission, SGT-750, burner was experimentally investigated under …

[PDF][PDF] Effect of Hydrogen Addition on the Swirl Stability Limits and Spectroscopic Characteristics of Biogas Flames

ST Tinga, JH Ngb, A Valera-Medinad… - … Conference on Low … - researchgate.net
Biogas can be produced from biodegradable wastes and sewage sludge via anaerobic
digestion process. The composition of biogases can vary significantly, posing a challenge …