本文在Sirjean等人提出的2,5-二甲基呋喃(DMF)氧化模型的基础上,发展了新的DMF热解和氧化动力学模型.该模型可以较好地模拟Lifshitz等人的DMF激波管热解数据以及Sirjean等人和Somers等人的点火延时数据.根据反应路径分析和敏感性分析,讨论了DMF的主要反应路径.DMF与各种自由基发生脱氢反应生成()是热解和氧化中的主要消耗反应,次要消耗路径包括DMF=()=C=()和DMF+H=MF+CH3.此外,DMF+H=CH3CO+C4H5也在DMF热解和氧化中起重要的作用.这些结果将有助于进一步理解DMF的热解和氧化动力学.
参考文献
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