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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Main Authors: Sulaiman, S. A., Lawes, M.
Format: Citation Index Journal
Published: 2009
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Online Access:http://eprints.utp.edu.my/752/
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spelling 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/
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Institutional Repository
url_provider http://eprints.utp.edu.my/
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
Sulaiman, S. A.
Lawes, M.
Burning Rates of Turbulent Gaseous and Aerosol Flames
description 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.
format 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
publishDate 2009
url http://eprints.utp.edu.my/752/
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score 13.211869