用同步辐射单光子电离和分子束取样技术结合飞行时间质谱仪,在低压预混层流火焰中测量异辛烷/正庚烷混合燃料(体积比9:1)在当量比为1.0时燃烧的主要中间产物.检测出24种主要中间产物,计算各种物质的摩尔分数,对其空间浓度分布进行比较分析,得出不同温度下的物质生成历程.添加金属矿物质可以明显改变热解过程中燃料氮向N2的转化特性.
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