摘要
文章认为，在不采用萤石作熔剂的情况下，冲天炉的烟气除尘应以干法二级除尘系统为宜，并提出了该系统构成方案，介绍了系统各参数的计算方法及实用公式。
he paper considers that it is appropriate to conduct fume collecting of cupola by dry two-stagecollecting,while the fluorite isn’t used as flux. The constitutive plan of the system has been putforward.And the calculation method and practical formula of the parameters of the system havealso been introduced.
