空气系数是指为了保证燃料完全燃烧，实际供给的空气量与理论空气量的比值。它是煤气燃烧热能有效利用的重要参数，对焦炉高向加热的均匀性也有一定影响。
过剩空气系数 excess air coefficient ; excess air ratio ; excess air factor ; excess air number
量空气系数 Excess air ratio ; excess air coefficient
总过量空气系数 total excess air ratio
过时空气系数 excess air coefficient
过掌凳过量空气系数 excess air coefficient
过量空气系数 coefficient of excess air ; Coefficient of friction
空气阻力系数 aerodynamic drag factor ; cofficient of drag ; coefficient of air resistance ; aerodynamic resistance coefficient
剩空气系数 excess air ratio
对粗煤气在不同过量空气系数下的燃烧特性进行了研究。
Researches on combustion characteristic of raw gas have been done at different excess air coefficients in the article.
维持过剩空气系数在最优值附近，能够有效提高常压加热炉的热效率。
It can improve thermal efficiency effectively by keeping excess air coefficient at optimal value.
提出了借助循环流化床在高过剩空气系数下燃烧的技术提供高温空气的新构思。
A new concept of achieving high temperature air by circulating fluidized bed combustion at high excess air ratio was proposed.
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