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Coal Mill: Make Better Use Of Coal

Coal Mill: Make Better Use Of Coal

Submitted by • April 2, 2014

In coal-fired power plants coal mills are used to pulverize and dry to coal before it is blown into the power plant furnace. stone crusher for pakistan miningThe coal is feed into the coal mill through a central inlet pipe where gravity is used to lead the coal to the bottom of the mill, where the grinding table and some heavy rollers pulverizes the coal to particles. The primary air flow to the furnace is fed through the mill, with the purpose of heating and lift the coal particles out of the mill and into the furnace. If the the particles are too heavy they will drop to the bottom of the mill and will be pulverized once more. The coal particles are heated to 100 degrees Celsius. stone crushing industry in indiaThe temperature of the primary air flow is manipulated for controlling this temperature

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Voted by dongfang

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