Dynamics of cool flames
Cool flames play a critical role in ignition timing, burning rate, burning limits, engine
knocking, and emissions in conventional and advanced combustion engines. This paper …
knocking, and emissions in conventional and advanced combustion engines. This paper …
Laminar flame speeds of methane/air mixtures at engine conditions: Performance of different kinetic models and power-law correlations
The laminar flame speed is an important input in turbulent premixed combustion modelling
of spark ignition engines. At engine-relevant temperatures and pressures, its measurement …
of spark ignition engines. At engine-relevant temperatures and pressures, its measurement …
[HTML][HTML] Effect of radiation on laminar flame speed determination in spherically propagating NH3-air, NH3/CH4-air and NH3/H2-air flames at normal temperature and …
The use of spherically propagating flames is common for measuring the laminar flame
speed in NH 3-air, NH 3/CH 4-air and NH 3/H 2-air mixtures. However, the radiation-induced …
speed in NH 3-air, NH 3/CH 4-air and NH 3/H 2-air mixtures. However, the radiation-induced …
Structures and propagation speeds of autoignition-assisted premixed n-heptane/air cool and warm flames at elevated temperatures and pressures
The laminar flame speeds and structures of near-limit autoignition-assisted cool and warm n-
heptane/air flames at different ignition Damkӧhler numbers which are the ratios between …
heptane/air flames at different ignition Damkӧhler numbers which are the ratios between …
Experimental measurements of n-heptane flame speeds behind reflected shock waves with variable extents of pre-flame auto-ignition chemistry
The flame speeds of premixed stoichiometric n-heptane/21% O 2-79% Ar (so-called
“airgon”) flames with different extents of pre-flame auto-ignition chemistry were …
“airgon”) flames with different extents of pre-flame auto-ignition chemistry were …
Heat Release Rate Markers for Highly Stretched Premixed CH4/Air and CH4/H2/Air Flames
Accurate quantification of heat release rate (HRR) profiles is useful for identifying important
combustion processes in practical engines. This study aims to show whether the …
combustion processes in practical engines. This study aims to show whether the …
Studies of the dynamics of autoignition assisted outwardly propagating spherical cool and double flames under shock-tube conditions
The initiation, propagation, and transition of the autoignition assisted spherical cool flame
and double flame are studied numerically and experimentally using n-heptane/air/He …
and double flame are studied numerically and experimentally using n-heptane/air/He …
Detonation development in hydrogen/air mixtures inside a closed chamber: role of a cold wall
Detonation development from a hot spot has been extensively studied, where ignition occurs
earlier than that in the surrounding mixtures. It has also been reported that a cool spot can …
earlier than that in the surrounding mixtures. It has also been reported that a cool spot can …
Detonation development from a hot spot in methane/air mixtures: Effects of kinetic models
Natural gas is a promising alternative fuel which can be used in internal combustion engines
to achieve low carbon emission and high thermal efficiency. However, at high compression …
to achieve low carbon emission and high thermal efficiency. However, at high compression …
Effects of unburnt reaction progress on stretch flame dynamics under elevated temperatures
Flames in practical combustors and engines are inevitably subject to the effects of upstream
chemical reaction progress and stretch, induced by elevated thermodynamic conditions and …
chemical reaction progress and stretch, induced by elevated thermodynamic conditions and …