The effect of hydrogen addition on methane-air flame in a stratified swirl burner
This numerical study has focused on assessing the influence of adding 20% and 40%
hydrogen (on the volume of fuel basis) in different slots of a turbulent methane-air flame. The …
hydrogen (on the volume of fuel basis) in different slots of a turbulent methane-air flame. The …
Flame structure analysis and composition space modeling of thermodiffusively unstable premixed hydrogen flames—Part I: Atmospheric pressure
This work focuses on flame structure analysis and composition space modeling of a
multidimensional premixed hydrogen flame transitioning from a laminar stable condition to a …
multidimensional premixed hydrogen flame transitioning from a laminar stable condition to a …
Assessing the importance of differential diffusion in stratified hydrogen–methane flames using extended flamelet tabulation approaches
Taking into account detailed chemical kinetics and therefore allowing for a detailed
representation of the flame's microstructure at reduced computational cost make flamelet …
representation of the flame's microstructure at reduced computational cost make flamelet …
[HTML][HTML] How fast can we burn, 2.0
S Hochgreb - Proceedings of the Combustion Institute, 2023 - Elsevier
We review the state of the art in measurements and simulations of the behavior of premixed
laminar and turbulent flames, subject to differential diffusion, stretch and curvature. The first …
laminar and turbulent flames, subject to differential diffusion, stretch and curvature. The first …
Flamelet LES of turbulent premixed/stratified flames with H2 addition
Large-eddy simulations are conducted for Darmstadt turbulent methane-hydrogen flames
(MHFs, 20% H 2+ 80% CH 4 in volume fraction). Two different flames are investigated: one …
(MHFs, 20% H 2+ 80% CH 4 in volume fraction). Two different flames are investigated: one …
Observation study on the flame morphology of outwardly propagating turbulent HCNG-30 premixed flames
YL Du, ZY Sun, Q Huang, YC Sun - International Journal of Hydrogen …, 2023 - Elsevier
The present work reported observation studies on the flame structure of outwardly
propagating HCNG-30 (adding H 2 into CH 4 with a volumetric ratio of 30%) premixed …
propagating HCNG-30 (adding H 2 into CH 4 with a volumetric ratio of 30%) premixed …
[HTML][HTML] Thermodiffusively unstable laminar hydrogen flame in a sufficiently large 3D computational domain–Part II: NOx formation mechanism and flamelet modeling
In this work, the NO x formation mechanism in three-dimensional (3D) thermodiffusively
unstable premixed hydrogen flames is investigated through direct numerical simulations …
unstable premixed hydrogen flames is investigated through direct numerical simulations …
[HTML][HTML] Large-eddy simulation of a multi-injection flame in a diesel engine environment using an unsteady flamelet/progress variable approach
In this work, large-eddy simulations (LESs) are conducted for a multiple-injection flame in a
diesel engine environment using an unsteady flamelet/progress variable (UFPV) approach …
diesel engine environment using an unsteady flamelet/progress variable (UFPV) approach …
The Effects of Differential Diffusion on Turbulent Non-Premixed Flames LO2/CH4 under Transcritical Conditions Using Large-Eddy Simulation
In this paper, a large-eddy simulation (LES) of turbulent non-premixed LO2/CH4 combustion
under transcritical conditions is performed based on the Mascotte test rig from the Office …
under transcritical conditions is performed based on the Mascotte test rig from the Office …
Large Eddy Simulation of Premixed CH4/Air Deflagration in a Duct with Obstacles at Different Heights
Q Dai, S Zhang, S Zhang, H Sun, M Huang - ACS omega, 2021 - ACS Publications
In this work, the propagation of CH4/air deflagration flames in three semi-confined ducts with
different obstacles was numerically investigated using large eddy simulation (LES). The …
different obstacles was numerically investigated using large eddy simulation (LES). The …