Effect of hydrogen addition on the combustion and emission characteristics of methane under gas turbine relevant operating condition

Y Sun, Y Zhang, M Huang, Q Li, W Wang, D Zhao… - Fuel, 2022 - Elsevier
The influence of hydrogen addition (0–100%) on the combustion and emission
characteristics (NO and CO formation) of laminar-premixed methane flame under gas …

Laminar burning velocity measurement of CH4/H2/NH3-air premixed flames at high mixture temperatures

P Berwal, S Kumar - Fuel, 2023 - Elsevier
The development of carbon-free fuels is essential for establishing sustainable energy growth
with ultra-low carbon emissions. In this quest, development of newer fuels with efficient …

Laminar flame speed of H2/CH4/air mixtures with CO2 and N2 dilution

R Shang, Z Zhuang, Y Yang, G Li - International Journal of Hydrogen …, 2022 - Elsevier
The laminar flame speeds of H 2/CH 4/air mixtures with CO 2 and N 2 dilution were
systematic investigated experimentally and numerically over a wide range of H 2 blending …

Flame evolution and pressure dynamics of methane-hydrogen-air explosion in a horizontal rectangular duct

B Liang, L Huang, W Gao, J Jiang, Y Jiang, Y Li - Fuel, 2024 - Elsevier
This work is aimed at exploring flame evolution and pressure dynamics of methane-
hydrogen-air explosion experimentally and numerically by changing equivalence ratio and …

A simplified mechanism of hydrogen addition to methane combustion for the pollutant emission characteristics of a gas-fired boiler

Q Zhao, X Liu, A Jiao, H Xu, F Liu, X Liao - International Journal of …, 2024 - Elsevier
The reaction mechanism of hydrogen-enriched methane (HEM) combustion is significant in
the combustion process. In this study, four widely used reaction mechanisms for methane …

Investigation of premixed hydrogen/methane flame propagation and kinetic characteristics for continuous obstacles with gradient barrier ratio

S Wang, G Xiao, Y Feng, H Mi - Energy, 2023 - Elsevier
Employing both experimental and computational methods, this paper investigates the
propagation characteristics of the explosion flame for two cases with gradually increasing …

Chemical kinetic study of methane blended with ammonia cracked gas at elevated temperature and pressure

W Zhu, X Zhang, M Miao, X Meng, M Bi - Chemical Engineering Journal, 2024 - Elsevier
Abstract Ammonia (NH 3) on-line cracking to produce hydrogen (H 2) can avoid direct
ammonia combustion and is an important method to enhance combustion performance and …

Numerical and Experimental Investigations of CH4/H2 Mixtures: Ignition Delay Times, Laminar Burning Velocity and Extinction Limits

S Drost, S Eckart, C Yu, R Schießl, H Krause, U Maas - Energies, 2023 - mdpi.com
In this work, the influence of H2 addition on the auto-ignition and combustion properties of
CH4 is investigated experimentally and numerically. Experimental ignition delay times (IDT) …

Effects of CO2 addition on deflagration characteristics of syngas-air premixed mixtures in T-pipeline

S Wei, H Deng, Z Xu, M Yan, X Wen, F Wang… - International Journal of …, 2022 - Elsevier
With the industrial application of syngas, the explosion accident caused by it has gradually
become a topic of concern for researchers. In this paper, the effects of CO 2 addition on the …

A novel flamelet manifold parametrization approach for lean CH4–H2-air flames

Y Luo, F Ferraro, A Breicher, H Böttler, A Dreizler… - International Journal of …, 2023 - Elsevier
Hydrogen is a carbon-free energy carrier that can substantially support the decarbonization
of the power generation and transportation sector in the near future. Blending H 2 into …