TURBULENT DIFFUSION FLAME FROM AN INTERNAL MIXING TYPE OF GAS BURNER
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概要
- 論文の詳細を見る
Using hydrogen and liquid petroleum gas, diffusion flames from an internal mixing nozzle, I.M.N., have been investigated experimentally and compared with those from a circular tube nozzle, C.T.N. When compared with C.T.N. flames, the I.M.N. flame length is shorter, the ignition distance is reduced, the blow-off velocity is higher and the flame is more stable on the whole.The chemical species distribution within the flames from both I.M.N. and C.T.N. has been analyzed. The results of the chemical analysis are discussed, considering what would be expected from our earlier fluid dynamical investigations. Improvement of the flame characteristics results from the intense turbulence within the jets just after ejection from the I.M.N. port. This intense turbulence is generated within the mixing chamber of the I.M.N., which promotes the transfer properties between the flame jet and the ambient air.
- 社団法人 化学工学会の論文
- 1993-12-01
著者
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Zhao Daiqing
Department Of Chemical Engineering Nanjing Institute Of Chemical Technology
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Sakai Takeshi
Emeritus Professor Fo Gunma University Department Of Bio-and Chemical Engineering
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- TURBULENT DIFFUSION FLAME FROM AN INTERNAL MIXING TYPE OF GAS BURNER