Results 11 to 20 of about 1,366,903 (232)

Fundamental studies of premixed combustion [PDF]

open access: yes, 1998
The thesis comprises a fundamental study of spherical premixed flame propagation,originating at a point under both laminar and turbulent propagation.
Haq, Md Zahurul
core   +6 more sources

Flame Behaviour in an Acoustically Forced Gas Turbine Combustor [PDF]

open access: yes, 2009
A swirl stabilised dump combustor capable of imposing flow perturbations creating combustion instabilities has been designed and commissioned. The capability of supplying different fuel mixtures (methane hydrogen blends) has been incorporated ...
Ruggles, Adam
core   +7 more sources

Turbulent Premixed Flame Kernel Growth During The Early Stages Using Direct Numerical Simulation [PDF]

open access: yes, 2008
In this thesis Direct Numerical Simulation (DNS) is used to investigate the development of turbulent premixed flame kernels during the early stages of growth typical of the period following spark ignition.
Dunstan, T. D.
core   +7 more sources

Fundamental studies of combustion of droplet and vapour mixtures [PDF]

open access: yes, 2010
There are few experimental data of a fundamental nature that clearly demonstrate the similarities and differences in burning rates between single phase and two phase combustion, either in laminar or turbulent conditions. Such data are essential towards a
Saat, Aminuddin
core   +6 more sources

Unstable behaviors of cellular premixed flames caused by hydrodynamic and diffusive-thermal instabilities under high- and low-temperature environment

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Unstable behaviors of cellular premixed flames caused by hydrodynamic and diffusive-thermal instabilities under high- and low-temperature environment were studied numerically.
Satoshi KADOWAKI   +5 more
doaj   +1 more source

Dynamic behavior and flame acceleration of outwardly expanding flame in hydrogen-air mixture

open access: yesNihon Kikai Gakkai ronbunshu, 2016
From the perspective of safety, it is necessary to assess the risk of hydrogen-air deflagration accurately. Especially, flame propagation velocity is one of the most important factors.
Toshiyuki KATSUMI   +3 more
doaj   +1 more source

Dynamic behavior and flame acceleration of spherically expanding hydrogen flames under the low-pressure conditions

open access: yesNihon Kikai Gakkai ronbunshu, 2023
To investigate the dynamic behavior and flame acceleration of spherically expanding hydrogen flames under the low-pressure conditions, the deflagration experiments were conducted in a closed combustion chamber. The dynamic behavior of hydrogen flames was
Toshiyuki KATSUMI   +4 more
doaj   +1 more source

Three-dimensional cellular premixed flames generated by hydrodynamic and diffusive-thermal instabilities (Effects of unburned-gas temperature and heat loss)

open access: yesNihon Kikai Gakkai ronbunshu, 2019
We dealt with three-dimensional cellular premixed flames generated by hydrodynamic and diffusive-thermal instabilities to elucidate the effects of unburned-gas temperature and heat loss.
Satoshi KADOWAKI   +5 more
doaj   +1 more source

Effects of the Unburned-Gas Temperature and Lewis Number on the Intrinsic Instability of High-Temperature Premixed Flames

open access: yesJournal of Thermal Science and Technology, 2011
The effects of the unburned-gas temperature and Lewis number on the intrinsic instability of high-temperature premixed flames under the constant-enthalpy conditions were investigated by two-dimensional unsteady calculations of reactive flows.
Satoshi KADOWAKI   +2 more
doaj   +1 more source

Effects of inert-gas addition on the dynamic behavior and propagation characteristics of spherically expanding hydrogen-air flames

open access: yesJournal of Thermal Science and Technology, 2023
To investigate the effects of inert-gas addition on the dynamic behavior and propagation characteristics of spherically expanding hydrogen-air flames, the experiments of premixed combustion were performed in a closed chamber.
Toshiyuki KATSUMI   +6 more
doaj   +1 more source

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