利用同步辐射单光子电离和分子束取样技术并结合飞行时间质谱仪,在低压、预混、燃油当量比为1.0情况下研究正庚烷层流火焰的燃烧特性.共检测出24种中间产物,并计算出其摩尔分数.在燃烧反应前期,主要中间产物是酮、醚类物质.在燃烧反应后期,主要中间产物是碳氢化合物,燃烧反应前期的中间产物在燃烧反应后期继续氧化.乙烯在所有中间产物中摩尔分数最大的.另外,火焰中丙炔与苯有极大的相关性.
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