Burning Rates of Turbulent Gaseous and Aerosol Flames
Combustion of sprays is of technological importance, but its flame behavior is not fully understood. Furthermore, the multiplicity of dependent variables such as pressure, temperature, equivalence ratio, and droplet sizes complicates the study of spray combustion. Fundamental study on the influence...
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my.utp.eprints.7522013-03-12T08:15:36Z Burning Rates of Turbulent Gaseous and Aerosol Flames Sulaiman, S. A. Lawes, M. TJ Mechanical engineering and machinery Combustion of sprays is of technological importance, but its flame behavior is not fully understood. Furthermore, the multiplicity of dependent variables such as pressure, temperature, equivalence ratio, and droplet sizes complicates the study of spray combustion. Fundamental study on the influence of the presence of liquid droplets has revealed that laminar flames within aerosol mixtures more readily become unstable than for gaseous ones and this increases the practical burning rate. However, fundamental studies on turbulent flames of aerosol mixtures are limited particularly those under near mono-dispersed droplet conditions. In the present work, centrally ignited expanding flames at near atmospheric pressures are employed to quantify the burning rates in gaseous and aerosol flames. Iso-octane-air aerosols are generated by expansion of the gaseous pre-mixture to produce a homogeneously distributed suspension of fuel droplets. The effects of the presence of droplets and turbulence velocity in relation to the burning rates of the flame are also investigated. 2009 Citation Index Journal PeerReviewed Sulaiman, S. A. and Lawes, M. (2009) Burning Rates of Turbulent Gaseous and Aerosol Flames. [Citation Index Journal] http://eprints.utp.edu.my/752/ |
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TJ Mechanical engineering and machinery Sulaiman, S. A. Lawes, M. Burning Rates of Turbulent Gaseous and Aerosol Flames |
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Combustion of sprays is of technological importance, but its flame behavior is not fully understood. Furthermore, the multiplicity of dependent variables such as pressure, temperature, equivalence ratio, and droplet sizes complicates the study of spray combustion. Fundamental study on the influence of the presence of liquid droplets has revealed that laminar flames within aerosol mixtures more readily become unstable than for gaseous ones and this increases the practical burning rate. However, fundamental studies on turbulent flames of aerosol mixtures are limited particularly those under near mono-dispersed droplet conditions. In the present work, centrally ignited expanding flames at near atmospheric pressures are employed to quantify the burning rates in gaseous and aerosol flames. Iso-octane-air aerosols are generated by expansion of the gaseous pre-mixture to produce a homogeneously distributed suspension of fuel droplets. The effects of the presence of droplets and turbulence velocity in relation to the burning rates of the flame are also investigated. |
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Citation Index Journal |
author |
Sulaiman, S. A. Lawes, M. |
author_facet |
Sulaiman, S. A. Lawes, M. |
author_sort |
Sulaiman, S. A. |
title |
Burning Rates of Turbulent Gaseous and Aerosol Flames |
title_short |
Burning Rates of Turbulent Gaseous and Aerosol Flames |
title_full |
Burning Rates of Turbulent Gaseous and Aerosol Flames |
title_fullStr |
Burning Rates of Turbulent Gaseous and Aerosol Flames |
title_full_unstemmed |
Burning Rates of Turbulent Gaseous and Aerosol Flames |
title_sort |
burning rates of turbulent gaseous and aerosol flames |
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2009 |
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http://eprints.utp.edu.my/752/ |
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1738655088368418816 |
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13.211869 |