螺旋滚筒粗煤泥分选系统改造探析

Analysis on coarse slime sorting system reformation of spiral drum

由于抚顺东露天矿煤炭采区多为旧巷回填采区,造成选煤厂入洗原料含沙石杂质量大。大量的沙石杂质对滚筒洗煤厂粗煤泥质量造成巨大影响,增加了粗煤泥分选回收的难度。结合生产现状,对粗煤泥的分选回收系统改造进行了详细的探讨分析。

Fushun East Open-pit Mine coal mining area is an old lane backfilling area, which causes large quality of raw materials containing sand and gravel in the coal preparation plant. A large number of sand and stone impurities have a great effect on the quality of the coarse coal sludge in the drum washing plant, and increase the difficulty of sorting and recycling of coarse coal mud. Based on the present situation of production, this article discusses the reform of the sorting and recovery system of coarse coal mud.