Experimental investigation of upstream flame propagation during boundary layer flashback of swirl flames

D Ebi, NT Clemens - Combustion and Flame, 2016 - Elsevier
Boundary layer flashback of swirling turbulent lean-premixed methane–hydrogen–air flames
is investigated in a model combustor featuring a mixing tube with center body. The focus of …

Contributions of flame thickening and extinctions to a heat release rate marker of intensely turbulent premixed hydrogen-enriched methane-air flames

S Mohammadnejad, Q An, P Vena, S Yun… - Combustion and …, 2021 - Elsevier
Influences of the reaction zone thickening and extinctions on a heat release rate marker of
extremely turbulent hydrogen-enriched methane-air flames are investigated using …

Effects of mixture composition and turbulence intensity on flame front structure and burning velocities of premixed turbulent hydrocarbon/air Bunsen flames

P Tamadonfar, ÖL Gülder - Combustion and Flame, 2015 - Elsevier
The influences of the equivalence ratio, turbulence intensity, and different thermo-diffusive
characteristics on the flame brush characteristics, instantaneous flame front structures, and …

Analysis of flame curvature evolution in a turbulent premixed bluff body burner

L Cifuentes, C Dopazo, A Sandeep, N Chakraborty… - Physics of …, 2018 - pubs.aip.org
The physical mechanisms responsible for flame curvature evolution of a methane-air
premixed flame attached to a bluff-body burner have been investigated using a high-fidelity …

Experimental study on characteristics of CH4/H2 oxy-fuel turbulent premixed flames

W Jin, C Ren, J Li, J Wang, Y Yan - Fuel, 2022 - Elsevier
In this work, a systematic investigation was conducted on CH 4/H 2 oxyfuel turbulent
premixed flames. The effects of hydrogen addition and CO 2 concentration on turbulent …

Investigation of the fuel effects on burning velocity and flame structure of turbulent premixed flames based on leading points concept

W Zhang, J Wang, Q Yu, W Jin, M Zhang… - Combustion Science …, 2018 - Taylor & Francis
The measurements on flame structure and burning velocities of C3H8/air, CH4/air and
CO/H2/air turbulent premixed flames were conducted. Various experimental conditions for …

Simultaneous high-speed 3D flame front detection and tomographic PIV

D Ebi, NT Clemens - Measurement Science and Technology, 2016 - iopscience.iop.org
A technique capable of detecting the instantaneous, time-resolved, 3D flame topography is
successfully demonstrated in a lean-premixed swirl flame undergoing flashback. A …

Transition from pulled to pushed fronts in premixed turbulent combustion: theoretical and numerical study

VA Sabelnikov, AN Lipatnikov - Combustion and Flame, 2015 - Elsevier
This paper extends a previous theoretical study (Sabelnikov and Lipatnikov, 2013) of the
influence of countergradient transport (CGT) on the speed of a statistically stationary, planar …

The effects of differential diffusion in counter-flow premixed flames with dilution and hydrogen enrichment

E Abbasi-Atibeh, JM Bergthorson - Combustion and Flame, 2019 - Elsevier
The effects of differential diffusion on local flamelet velocities, turbulent burning rates, and
structure of lean turbulent premixed flames in the thin reaction zone regime are investigated …

Differential diffusion effects in counter-flow premixed hydrogen-enriched methane and propane flames

E Abbasi-Atibeh, JM Bergthorson - Proceedings of the Combustion Institute, 2019 - Elsevier
The effects of differential diffusion and stretch sensitivity on propagation and stabilization of
lean premixed hydrogen-enriched methane-air and propane-air flames are studied in a …