Stratified and hydrogen combustion techniques for higher turndown and lower emissions in gas turbines

MA Nemitallah, MDA Haque… - Journal of …, 2022 - asmedigitalcollection.asme.org
This review overviews combustion technologies for reduced emissions and better fuel
economy in the industrial gas turbine. Lean premixed combustion (LPM) technology is …

The structure and stability of premixed CH4, H2, and NH3/H2 flames in an axially staged can combustor

A Ånestad, R Sampath, J Moeck… - … for Gas Turbines …, 2024 - asmedigitalcollection.asme.org
An experimental investigation of flame structure, stability, and emissions performance was
conducted in a two-stage lab-scale generic combustor design operated with CH 4, H 2⁠ …

Effects of injection sequences on spray characteristics of an air-assisted atomizer for two-stroke aviation engines

Y He, D Zheng, C Liu, S Liao - Journal of Energy …, 2023 - asmedigitalcollection.asme.org
The air-assisted atomizer used in a two-stroke aviation engine has two separate operation
sequences, namely the fuel injection and air injection, in contrast to the synchronous fuel/air …

Controlling pollutant emissions in a high-pressure combustor with fuel-diluent blending

B Stiehl, A Morales, T Genova, M Otero, S Martin… - Fuel, 2022 - Elsevier
This paper investigates the formation of nitric oxide (NO) and carbon monoxide (CO)
emissions as a function of nitrogen (N 2) or carbon dioxide (CO 2) diluent content, added to …

The effects of slotted nozzle arrangement on reacting characteristics in a premixed syngas jet in vitiated crossflow

H Yang, Z Zhang - International Journal of Hydrogen Energy, 2024 - Elsevier
The utilization of syngas is crucial for reducing carbon emissions. When the reacting jet in
crossflow (RJICF) achieves moderate or intense low-oxygen dilution (MILD) combustion, it …

Transverse injection of rich, premixed, natural gas-air and natural gas-hydrogen-air reacting jets into high-speed vitiated crossflow at engine-relevant conditions

NS Rodrigues, CT McDonald, OO Busari… - International Journal of …, 2021 - Elsevier
The transverse injection of rich, premixed natural gas and air (NG-air) and natural gas,
hydrogen, and air (NG-H 2-air) reacting jets into a high-speed vitiated crossflow was …

Numerical Study of Three Gaseous Fuels on the Reactor Length and Pollutant Formation Under Lean Gas Turbine Conditions

B Stiehl, M Otto, M Newmyer… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
The present paper numerically studies the impact of three gaseous fuels on the reaction
characteristics and pollutant formation in a lean combustion system. The models include an …

Flow-Independent Liquid Jet-in-Crossflow Injection Using Physical Obstructions

CR Clark, ME Tonarely… - Journal of …, 2022 - asmedigitalcollection.asme.org
The present work explores a novel flow-independent liquid injection scheme, incorporating
solid obstructions to alter the key mechanisms controlling the liquid breakup and trajectory …

Modal Analysis of Breakup Mechanisms for a Liquid Jet in Crossflow

S Salauddin, W Flores, M Otero… - Journal of Energy …, 2022 - asmedigitalcollection.asme.org
Liquid fuel jet in crossflow (LJIC) is a vital atomization technique significant to the aviation
industry. The hydrodynamic instability mechanisms that drive a primary breakup of a …

Evaluation Of Emissions for Hydrogen-Enriched Reacting Jets in Crossflow

PA Torres Serrano, MK Fortin, ME Tonarely… - AIAA SCITECH 2025 …, 2025 - arc.aiaa.org
The effects of hydrogen enrichment and premixing on the emissions of a high-pressure
axially staged combustion system are experimentally and theoretically examined. The …