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
[1] | Lan Q;He X;Shen M;Tian L;Liu LZ;Lai H;Chen W;Berndt SI;Hosgood HD;Lee KM;Zheng T;Blair A;Chapman RS .Variation in lung cancer risk by smoky coal subtype in Xuanwei, China.[J].International Journal of Cancer =: Journal International du Cancer,2008(9):2164-2169. |
[2] | DAVID I. LARGE;SHONA KELLY;BARUCH SPIRO .Silica-Volatile Interaction and the Geological Cause of the Xuan Wei Lung Cancer Epidemic[J].Environmental Science & Technology: ES&T,2009(23):9016-9021. |
[3] | 隋建才 .燃煤过程中亚微米颗粒形成与排放的研究[D].华中科技大学,2006. |
[4] | Stanislav V. Vassilev;Christina G. Vassileva .A New Approach For The Combined Chemical And Mineral Classification Of The Inorganic Matter In Coal. 1. Chemical And Mineral Classification Systems[J].Fuel,2009(2):235-245. |
[5] | Stanislav V. Vassilev;Christina G. Vassileva .A new approach for the classification of coal fly ashes based on their origin, composition, properties, and behaviour[J].Fuel,2007(10/11):1490-1512. |
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