Modeling methane cool flames and ignitions

被引:12
作者
Barbieri, G
DiMaio, FP
Lignola, PG
Loiacono, ML
机构
[1] Department of Chemical and Materials Engineering, University of Calabria, Rende 87030 (CS), Arcavacata di Rende
关键词
ignition; cool flame; methane; simulation;
D O I
10.1080/00102209508907768
中图分类号
O414.1 [热力学];
学科分类号
摘要
Ignition diagram of methane has been simulated, in three different reaction vessels, by means of a model based on detailed kinetic scheme involving 21 reaction intermediates and 88 reactions. Comparison with literature experimental diagrams appears satisfactory, all the phenomena being well or fairly predicted. The mechanism of methane cool flames implemented in the model is analyzed. Self quenching ability depends on competition between accelerating and terminating steps involving methyl radical. No HCHO inhibiting effect seems to occur, on the contrary HCHO acts as a cool flame promoter. Two stage and single stage ignitions are also well predicted, as it is slow combustion. Slow reaction luminescence is also simulated.
引用
收藏
页码:83 / 102
页数:20
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