Experimental and numerical investigation of two flame stabilization regimes observed in a dual swirl H2-air coaxial injector
This study investigates H 2-air flames obtained with a laboratory scale coaxial dual-swirl
injector in which fuel and oxidizer are injected separately. Two flame archetypes are …
injector in which fuel and oxidizer are injected separately. Two flame archetypes are …
Stabilization regimes and pollutant emissions from a dual fuel CH4/H2 and dual swirl low NOx burner
Burning hydrogen in gas turbines is a relevant technological solution to decarbonize power
production and propulsion systems. However, ensuring low NOx emission and preventing …
production and propulsion systems. However, ensuring low NOx emission and preventing …
Experimental analysis and theoretical lift-off criterion for H2/air flames stabilized on a dual swirl injector
Stabilization mechanisms of partially premixed H 2/air flames on a coaxial dual swirl injector
are investigated at atmospheric conditions. Hydrogen is injected through a central duct, and …
are investigated at atmospheric conditions. Hydrogen is injected through a central duct, and …
[HTML][HTML] Stability and combustion characteristics of dual annular counter-rotating swirl oxy-methane flames: Effects of equivalence and velocity ratios
M El-Adawy, M Hamdy, A Abdelhafez… - Case Studies in Thermal …, 2024 - Elsevier
An experimental study was carried out to investigate flow/flame interactions, stability,
combustion, and emissions properties of CH 4/O 2/CO 2 stratified flames stabilized on a dual …
combustion, and emissions properties of CH 4/O 2/CO 2 stratified flames stabilized on a dual …
Assessment of MILD combustion in co/counter-swirl configuration using syngas as a fuel
A Dolai, RV Ravikrishna - International Journal of Hydrogen Energy, 2024 - Elsevier
Moderate or intense low oxygen dilution (MILD) combustion is investigated in a co/counter-
swirl using OH∗-chemiluminescence, species measurements, OH planar laser-induced …
swirl using OH∗-chemiluminescence, species measurements, OH planar laser-induced …
Modeling of H2/air flame stabilization regime above coaxial dual swirl injectors
The prediction of the stabilization regime of partially premixed H 2/air flames above an
injector is a main subject of interest for the development of gas turbines powered by …
injector is a main subject of interest for the development of gas turbines powered by …
Flamelet LES of a 40 kWth pulverized torrefied biomass furnace in air and oxy-fuel atmospheres
For the first time, large-eddy simulations are conducted for a 40 kW th self-sustained
pulverized torrefied biomass furnace in air and oxy-fuel atmospheres using an extended …
pulverized torrefied biomass furnace in air and oxy-fuel atmospheres using an extended …
Investigation of syngas combustion in a novel ultra-low emission 20-kW two-stage combustor
Two-stage rich-catalytic lean-swirl combustion is investigated in a 20-kW combustor using
biomass-derived syngas as fuel. In the first stage, fuel-rich catalytic combustion of syngas (Ф …
biomass-derived syngas as fuel. In the first stage, fuel-rich catalytic combustion of syngas (Ф …
Flame stabilization and pollutant emissions from a H2/air dual swirl coaxial injector at elevated pressure
Understanding mechanisms controlling flame stabilization and pollutant emissions in
swirled hydrogen flames at elevated pressures is crucial for advancing hydrogen-powered …
swirled hydrogen flames at elevated pressures is crucial for advancing hydrogen-powered …
Understanding the heat release fluctuations and combustion noise characteristics of non-premixed co/counter-swirl syngas flames at MILD conditions
A Dolai, RV Ravikrishna - Fuel, 2024 - Elsevier
The heat release fluctuations and combustion noise of co/counter-swirl non-premixed
syngas (mixture of CO and H 2) and air flames at moderate or intense low-oxygen dilution …
syngas (mixture of CO and H 2) and air flames at moderate or intense low-oxygen dilution …