[HTML][HTML] Flashback of H2-enriched premixed flames in perforated burners: Numerical prediction of critical velocity

F Fruzza, R Lamioni, L Tognotti, C Galletti - International Journal of …, 2023 - Elsevier
Hydrogen has been identified as a potential tool for decarbonizing various industrial sectors
by replacing natural gas while maintaining the combustion-based conversion system …

Predicting flashback limits in H2 enriched CH4/air and C3H8/air laminar flames

E Flores-Montoya, A Aniello, T Schuller, L Selle - Combustion and Flame, 2023 - Elsevier
The influence of hydrogen blending on the flashback limit of dihedral premixed laminar
flames stabilized on a slit burner is investigated via two-dimensional direct numerical …

[HTML][HTML] Impact of H2-enriched natural gas on pollutant emissions from domestic condensing boilers: Numerical simulations of the combustion chamber

R Lamioni, C Bronzoni, M Folli, L Tognotti… - International Journal of …, 2023 - Elsevier
The addition of green hydrogen to the gas mixture feeding domestic boilers may help the
ecological transition of the residential sector. However, there are concerns about the …

Influence of slit asymmetry on blow-off and flashback in methane/hydrogen laminar premixed burners

H Pers, PA Masset, E Flores-Montoya, L Selle… - Combustion and …, 2024 - Elsevier
One way to decarbonize the heat production sector is to gradually replace natural gas with
hydrogen. The design of laminar premixed burners capable of operating with both methane …

[HTML][HTML] Flashback propensity due to hydrogen blending in natural gas: Sensitivity to operating and geometrical parameters

F Fruzza, R Lamioni, A Mariotti, MV Salvetti, C Galletti - Fuel, 2024 - Elsevier
Hydrogen has emerged as a promising option for promoting decarbonization in various
sectors by serving as a replacement for natural gas while retaining the combustion-based …

[HTML][HTML] Effect of pressure and H2 content on global consumption-based turbulent flame speed at gas turbine relevant conditions

F Faldella, T Kim, U Doll, P Jansohn - International Journal of Hydrogen …, 2024 - Elsevier
This study focuses on the effect of pressure level and H 2 content in the CH 4–H 2 fuel
mixture on the global consumption-based turbulent flame speed (ST). The data considered …

[HTML][HTML] Prediction of flashback limits for laminar premixed hydrogen-air flames using flamelet generated manifolds

FH Vance, LPH de Goey, JA van Oijen - international journal of hydrogen …, 2023 - Elsevier
Abstract Development of models that can help predict flashback limits of premixed flames at
an affordable computational cost is essential for the safe and efficient design of combustion …

Advanced image processing techniques for multi-level characterization of significant flame features in carbon-neutral combustion

X Guo, H Xu, A Cai, Y Zhang, Y Zhao, Z Li… - Journal of the Energy …, 2024 - Elsevier
This research presents an advanced image processing framework designed for the multi-
level characterization of significant flame features in carbon-neutral combustion systems …

Resident mechanism of a holder-stabilized ultra-lean hydrogen enriched residual flame

W Yang, J Wan - Combustion and Flame, 2024 - Elsevier
The lean premixed combustion near the flammability limit is a promising technology to
achieve cleaner and higher efficiency combustion of gaseous fuels. The residual flame …

[HTML][HTML] Numerical investigation of premixed hydrogen/air combustion at lean to ultra-lean conditions and catalytic approach to enhance stability

MNA Mondal, N Karimi, SD Jackson… - International Journal of …, 2023 - Elsevier
Premixed combustion of hydrogen/air over a platinum (Pt) catalyst is numerically
investigated in a planar channel burner with the aim of stabilising the flame at lean to ultra …