研究了顶层进料均匀性、进气及排气方式对多层流化床流化料层高度均匀性的影响。
The top material admission balance, gas admission, gas exhaust effect of the uniformity of fluidized heights in multistage fluidized bed were studied.
研究表明，竖炉产量并非随焙烧带宽度和火口中心线上料层高度的增加而一味增加，焙烧带宽度和火口中心线上料层高度均存在最佳值；
The results show that the output of PSF is not increased monotonously with the increase of roasting zone′s width and preheating-roasting zone′s height.
风帽对焦炭下降的影响是区域性的，当料层高度足够时，各种下降条件下风帽的选择不会使焦炭的下降均匀性及顺畅性产生本质的变化。
The blastcups have local effects on the coke descent and have little effects on whether the cokes flow smoothly or not in case that coke bed has enough height.
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