Deflagration-to-detonation transition in highly reactive combustible mixtures

MA Liberman, MF Ivanov, AD Kiverin, MS Kuznetsov… - Acta Astronautica, 2010 - Elsevier
The paper presents experimental, theoretical, and numerical studies of deflagration-to-
detonation transition (DDT) in highly reactive hydrogen–oxygen and ethylene–oxygen …

Formation of the preheated zone ahead of a propagating flame and the mechanism underlying the deflagration-to-detonation transition

MA Liberman, M Kuznetsov, A Ivanov, I Matsukov - Physics Letters A, 2009 - Elsevier
The Letter presents analytical, numerical and experimental studies of the mechanism
underlying the deflagration-to-detonation transition (DDT). Insight into how, when, and …

Experimental investigation of cell generation in an expanding spherical hydrogen-air flame front

N Dentsel, V Golub, A Elyanov, V Volodin - International Journal of …, 2023 - Elsevier
This paper reports on the cellular structure formation on the front of a spherically expanding
hydrogen-air flame. The hydrogen-air mixture was considered with hydrogen concentration …

Chapman–Jouguet deflagration criteria and compressibility dynamics of turbulent fast flames for turbulence-induced deflagration-to-detonation transition

H Chin, J Chambers, A Poludnenko, VN Gamezo… - Physics of …, 2023 - pubs.aip.org
This work characterizes the compressibility dynamics in turbulent fast flames for a range of
turbulent flame speeds. These turbulent fast flames experience increased effects of …

Surface heat loss and chemical kinetic response in deflagration-to-detonation transition in microchannels

W Han, J Huang, G Gu, C Wang, CK Law - Physical Review Fluids, 2020 - APS
The effects of cold, hot, and adiabatic walls on flame propagation and deflagration-to-
detonation transition (DDT) in a microscale channel are investigated by high-resolution …

Heating of the fuel mixture due to viscous stress ahead of accelerating flames in deflagration-to-detonation transition

D Valiev, V Bychkov, V Akkerman, LE Eriksson… - Physics Letters A, 2008 - Elsevier
The role of viscous stress in heating of the fuel mixture in deflagration-to-detonation
transition in tubes is studied both analytically and numerically. The analytical theory is …

Combustion waves in hydraulically resisted systems

I Brailovsky, L Kagan… - … Transactions of the …, 2012 - royalsocietypublishing.org
The effects of hydraulic resistance on the burning of confined/obstacle-laden gaseous and
gas-permeable solid explosives are discussed on the basis of recent research. Hydraulic …

Estimation of critical conditions for deflagration-to-detonation transition in obstructed channels filled with gaseous mixtures

AD Kiverin, IS Yakovenko - Mathematical Modelling of Natural …, 2018 - mmnp-journal.org
The paper considers the peculiarities of deflagration-to-detonation transition (DDT) in
obstructed channels filled with gaseous mixtures. The necessary stage in flame evolution …

Characterization of unconventional hydrogen flame propagation in narrow gaps

J Yáñez Escanciano, M Kuznetsov, F Veiga-López - Physical Review E, 2021 - APS
The physical limits of the unconventional flame propagation regimes recently discovered
[Veiga-Lopez, Phys. Rev. Lett. 124, 174501 (2020) PRLTAO 0031-9007 …

Influence of gas compressibility on a burning accident in a mining passage

S Demir, AR Calavay, V Akkerman - Combustion Theory and …, 2018 - Taylor & Francis
A recent predictive scenario of a methane/air/coal dust fire in a mining passage is extended
by incorporating the effect of gas compressibility into the analysis. The compressible and …