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带障碍物圆管内煤气爆燃峰值超压和火焰传播速度研究 被引量:1

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摘要 带障碍物圆管内爆燃的沿程峰值超压和火焰传播速度值是关系到安全生产的重要数据.本文在一氧化碳爆燃实验的基础上,提出了多级分区模型来计算沿程峰值超压,模型将带障碍物管看成由障碍物隔开的首尾相接的一系列的泄爆腔体.基于数据分析,得到了利用一氧化碳氧化反应当量比、膨胀比、开口面积比等已知参数来计算沿程峰值超压的经验公式,研究发现沿程峰值超压与爆燃过程中的气流湍流因子具有近似线性关系,提出了火焰传播速度的经验公式.
出处 《中国科学:技术科学》 EI CSCD 北大核心 2010年第11期1360-1366,共7页 Scientia Sinica(Technologica)
基金 国家自然科学基金项目(批准号:50976122) 国家高技术研究发展计划("863"计划)(批准号:2006AA05Z253)资助
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参考文献12

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二级参考文献16

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