Abstract: During the reduction of iron ore-coal pellet in air,the combustible gas generated from the reduction in pellet is burnt onto the firing surface around the pellet.Between the pellet surface and the firing surface,ther e is such mixing gas contain
Abstract: During the reduction of iron ore-coal pellet in air,the combustible gas generated from the reduction in pellet is burnt onto the firing surface around the pellet.Between the pellet surface and the firing surface,ther e is such mixing gas contain
文摘:铁矿-煤球团在空气中能够还原的原因是：从球团排出的可燃性气体在球面附近的火焰面上燃烧，在火焰面内侧是氧化性较弱的可燃性气体和燃烧产物的混合物，铁矿-煤球团在弱氧化性气氛中具有抗氧化性；在火焰面燃烧放出的热量向球团传递，进行自热还原.