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利用沉降炉对高硅煤燃烧过程中可吸入颗粒物的生成特性进行了详细研究,采用XRD、XRF及扫描电镜对高硅煤低温灰、高温灰、燃高硅煤电厂飞灰中矿物及元素组分进行了系统分析,实验结果表明:高硅飞灰中识别出的矿物主要包括石英和莫来石,石英在较小粒径飞灰颗粒中含量较高;亚微米颗粒(PM1.o)和总悬浮颗粒(PMlo)排放量随着燃烧温度的升高而增加;温度升高导致细颗粒中Si含量有所增加,S含量下降.

参考文献

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