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褐煤O_2/CO_2燃烧PM 10中重金属分布特性

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摘要 通过在沉降炉中燃烧实验,研究了O2/CO2气氛下褐煤燃烧时PM10中重金属元素在颗粒物中的分布特性。结果表明,气氛对重金属元素分布的影响主要体现在亚微米颗粒范围内。与O2/N2燃烧相比,相同氧浓度O2/CO2燃烧PM10中的重金属向小粒径颗粒中富集。O2/CO2气氛下,氧浓度较低时重金属元素对亚微米颗粒物的生成贡献较大。
出处 《河北化工》 2010年第11期42-45,共4页 Hebei Chemical Industry
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