Experimental and numerical investigation of flame stabilization and pollutant formation in matrix stabilized ammonia-hydrogen combustion
Ammonia (NH 3) is a carbon-free fuel that offers an attractive alternative for reducing
greenhouse gas emissions. However, the slow flame speed, low heating value, and …
greenhouse gas emissions. However, the slow flame speed, low heating value, and …
Combustion of lean ammonia-hydrogen fuel blends in a porous media burner
Ammonia offers a carbon-free fuel alternative for industrial heating, power generation and
transportation. However, its low flame speed and high NO x emission represent significant …
transportation. However, its low flame speed and high NO x emission represent significant …
Effects of porous media on partially premixed combustion and heat transfer in meso-scale burners fuelled with ethanol
Porous media (PM) have the potential to enhance the flame stability and improve thermal
performance in a micro/meso-scale burner. In this work, zirconia foam and high-porosity …
performance in a micro/meso-scale burner. In this work, zirconia foam and high-porosity …
Pore-scale study of complex flame stabilization phenomena in thin-layered radial porous burner
During the last years the thin-layered radial porous burners are of growing interest, primarily
due to low pressure loss, advanced flame stability and high radiant output. The aim of this …
due to low pressure loss, advanced flame stability and high radiant output. The aim of this …
Modelling challenges of volume-averaged combustion in inert porous media
In porous burners, the flame thickness can be smaller than the pore size, resulting in sharp
and locally-anchored flame fronts. The presence of such steep gradients at the pore level is …
and locally-anchored flame fronts. The presence of such steep gradients at the pore level is …
Flame-front tracking in porous media burners
An experimental setup combining computer-generated geometries, additive-manufacturing,
a telecentric lens and CH⋆ chemiluminiscence is used to visualize the flame inside an …
a telecentric lens and CH⋆ chemiluminiscence is used to visualize the flame inside an …
Pore-scale flame dynamics in a one-layer porous burner
RV Fursenko, IA Yakovlev, ES Odintsov… - Combustion and …, 2022 - Elsevier
Novel design of one-layer porous burner for experimental studies of the flame front
dynamics at pore scale level is proposed. Results of the experimental and numerical studies …
dynamics at pore scale level is proposed. Results of the experimental and numerical studies …
Improving volume-averaged simulations of matrix-stabilized combustion through direct X-ray µCT characterization: Application to NH3/H2-air combustion
Porous media combustion (PMC) relies on internal heat recirculation in an open-cell
ceramic foam matrix to enhance the flame speed of fuels with poor combustion properties …
ceramic foam matrix to enhance the flame speed of fuels with poor combustion properties …
Transition to unstable oscillatory flames in porous media combustion
The flames inside porous burners with low filtration velocity are prone to oscillatory behavior
similar to unstable combustion in narrow channels but accompanied by complicated …
similar to unstable combustion in narrow channels but accompanied by complicated …
Numerical Simulation of Methane Combustion in Two-Layer Porous Media Under Oxy-Fuel Condition
The combination of oxy-fuel and porous media combustion can considerably broaden the
lean-burn limit while significantly improving combustion stability. It is foreseeable that some …
lean-burn limit while significantly improving combustion stability. It is foreseeable that some …