| 摘要 |
<p>Rotary cooler (2) for cooling material discharged from a rotary kiln (1), in particular coke discharged from a calcination kiln, comprising a drum (11) having a drum axis (L), the drum (11) being rotatable about the drum axis (L), an inlet (10) through which the material is fed into the drum (11) and an outlet (12) through which the material is discharged from the drum (11), the inlet (10) and the outlet (12) being located at opposite ends of the drum (11) taken along the direction of the drum axis (L), characterized in that the rotary cooler (2) comprises a sweep air system (75) and a controller (76) configured for controlling said sweep air system (75) in order to prevent the entry of air into the drum (11) through the outlet (12) of the rotary cooler (2).</p> |
