Intrinsic instability of different fuels spherically expanding flames: a review

F Oppong, Z Luo, X Li, Y Song, C Xu - Fuel Processing Technology, 2022 - Elsevier
Premixed flames have wide-ranging intrinsic instabilities which have been considerably
investigated recently. Intrinsic instability is a classical area in combustion science, it is of …

Experimental and theoretical analysis of cellular instability in lean H2-CH4-air flames at elevated pressures

EC Okafor, Y Nagano, T Kitagawa - international journal of hydrogen …, 2016 - Elsevier
Cellular instability in spherical propagating hydrogen-methane-air flames was studied
experimentally in a constant volume chamber at an equivalence ratio of 0.8 and mixture …

Role of Darrieus–Landau instability in propagation of expanding turbulent flames

S Yang, A Saha, Z Liu, CK Law - Journal of Fluid Mechanics, 2018 - cambridge.org
In this paper we study the essential role of Darrieus–Landau (DL), hydrodynamic, cellular
flame-front instability in the propagation of expanding turbulent flames. First, we analyse and …

The turbulent flame speed for low-to-moderate turbulence intensities: Hydrodynamic theory vs. experiments

N Fogla, F Creta, M Matalon - Combustion and Flame, 2017 - Elsevier
This paper, dedicated to Norbert Peters, follows his lead in developing theoretical
understanding of the complex flow-turbulence interactions occurring in the propagation of …

Effect of folds and pockets on the topology and propagation of premixed turbulent flames

N Fogla, F Creta, M Matalon - Combustion and Flame, 2015 - Elsevier
Propagation of premixed turbulent flames is examined using a hybrid Navier–Stokes/front
tracking methodology, within the context of a hydrodynamic model. The flame, treated as a …

Experimental investigation of Darrieus–Landau instability effects on turbulent premixed flames

G Troiani, F Creta, M Matalon - Proceedings of the Combustion Institute, 2015 - Elsevier
The turbulent propagation speed of a premixed flame can be significantly enhanced by the
onset of Darrieus–Landau (DL) instability within the wrinkled and corrugated flamelet …

[HTML][HTML] Study and characterization of the instabilities generated in expanding spherical flames of hydrogen/methane/air mixtures

M Reyes, R Sastre, FV Tinaut… - international journal of …, 2022 - Elsevier
In the present work an analysis of the origin and nature of intrinsic instabilities in combustion
processes with different hydrogen/methane mixtures is developed. These expanding …

Genesis and evolution of premixed flames in turbulence

HL Dave, A Mohan, S Chaudhuri - Combustion and Flame, 2018 - Elsevier
Flames interacting with turbulence are continuously generated and annihilated by stretching
and folding processes over a range of length-scales and time-scales. In this paper, we …

Reynolds number scaling of burning rates in spherical turbulent premixed flames

T Kulkarni, R Buttay, MH Kasbaoui, A Attili… - journal of fluid …, 2021 - cambridge.org
In the flamelet regime of turbulent premixed combustion the enhancement in the burning
rates originates primarily from surface wrinkling. In this work we investigate the Reynolds …

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 …