Laminar flame speeds and flame structure of syngas using OH-PLIF

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Abstract

The effects of flame stretch and hydrogen dynamic stretch on laminar Bunsen flames, especially for the mixture with high H2 fraction, were studied in this paper. OH-PLIF was used to examine the flame reaction zone by visualizing the OH radical concentrated zone. Experiments were conducted at equivalence ratios ranging from 0.5 to 1.6 in the laminar flow range with Reynold's number from 800-2200. H2 fractions in the H2/CO mixture vary from 0.25 to 4.0. Results show that with the increase of H 2 fraction in fuel mixture, the effects of both hydrodynamic stretch and flame stretch are increased. Interpretation on the effect of stretch on flame is provided.

Original languageEnglish
StatePublished - 2013
Event9th Asia-Pacific Conference on Combustion, ASPACC 2013 - Gyeongju, Korea, Republic of
Duration: 19 May 201322 May 2013

Conference

Conference9th Asia-Pacific Conference on Combustion, ASPACC 2013
Country/TerritoryKorea, Republic of
CityGyeongju
Period19/05/1322/05/13

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