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声场作用下甲烷部分预混火焰不同当量比和流速对NOx生成的影响

, PP. 54-60

Keywords: 声场,脉动燃烧,部分预混火焰,NO排放因子,当量比,流速

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Abstract:

采用Rijke型脉动燃烧试验台,利用火焰直拍图像、NOx采集系统,对声场作用下甲烷部分预混火焰在不同当量比和流速下的NOx生成特性进行了比较和分析。结果表明,随着当量比的增大,在3.3~4处NO排放因子(NOemissionindex,EINO)出现拐点?EI,当量比小于?EI时,

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