Perspectives on NOX Emissions and Impacts from Ammonia Combustion Processes

S Mashruk, H Shi, L Mazzotta, CE Ustun… - Energy & …, 2024 - ACS Publications
Climate change and global warming necessitate the shift toward low-emission, carbon-free
fuels. Although hydrogen boasts zero carbon content and high performance, its utilization is …

Progress in numerical simulations and fundamental characteristics of pulverized coal co-firing with ammonia

X Wu, F Hu, C Ding, Y Yang, C Yang, H Liao… - International Journal of …, 2024 - Elsevier
Coal-fired power plants are still the way of power generation in most countries, but the CO 2
generated by coal remains high. Pulverized coal co-firing with ammonia is expected to …

Mini review of ammonia for power and propulsion: advances and perspectives

TF Guiberti, G Pezzella, A Hayakawa… - Energy & Fuels, 2023 - ACS Publications
Ammonia is a molecule that has been essential to human activities for centuries. It is widely
used as a feedstock for fertilizers, industrial chemicals, and emissions after-treatment …

Assessment on NOx formation for CH4/H2/NH3 flame under MILD condition: Effect of air Swirl and ammonia fraction

A Mardani, SC Oh, H Kim, KC Kim - International Journal of Hydrogen …, 2024 - Elsevier
In this study, the replacement of hydrogen with ammonia in a laboratory Moderate or Intense
Low-Oxygen Dilution (MILD) burner is being investigated by incorporating air swirling to …

Investigation on combustion characteristics and energy efficiency improvement of H2/NH3 fueled micro power generator with bluff body and porous media

S Fu, P Teng, Q Peng, L Zhang, R Yin, Y Tu - International Journal of …, 2024 - Elsevier
To optimize the combustion performance and energy conversion efficiency of micro-power
generators, the NH 3 addition and porous media (PM) are employed. Coupling effects of H …

On the effects of adding syngas to an ammonia-MILD combustion regime—A computational study of the reaction zone structure

SM Mousavi, BJ Lee, J Kim, F Sotoudeh, B Chun… - International Journal of …, 2024 - Elsevier
This study examines the reaction zone structure of syngas/NH 3/CH 4 blends in moderate or
intense low oxygen dilution (MILD) conditions to determine the effects of variations in NH 3 …

Insight into NOx formation characteristics of ammonia oxidation in N2 and H2O atmospheres

G Shi, P Li, K Li, F Hu, Q Liu, H Zhou, Z Liu - Energy, 2023 - Elsevier
For the practical combustion of ammonia (NH 3) in air, ammonia jet entrains the combustion
product inside the furnace, and the reaction zone is diluted with a significant amount of H 2 …

Enhancing ammonia combustion performance using hydrogen peroxide-enriched air: A computational fluid dynamics analysis

AZ Ghadi, H Lim - Energy, 2024 - Elsevier
The effect of H 2 O 2 addition to the air on ammonia combustion was investigated in the
current research using a computational fluid dynamics approach. The numerical simulation …

Thermodynamic analysis of a gas turbine utilizing ternary CH4/H2/NH3 fuel blends

BB Skabelund, EB Stechel, RJ Milcarek - Energy, 2023 - Elsevier
Ammonia and hydrogen have gained significant interest as fuels for power generation as
part of a larger strategy to decarbonization the power generation sector. By mixing these …

Fuel-NO formation mechanism in MILD-oxy combustion of CH4/NH3 fuel blend

Z Zhao, Z Zhang, X Zha, G Gao, W Mao, F Wu, X Li… - Fuel, 2023 - Elsevier
MILD-oxy combustion operates conventional oxy-combustion processes under moderate or
intense low-oxygen dilution (MILD) condition, which offers a practical approach towards the …