高梯度磁选中单颗粒微粉煤的动力学分析
Mining & Processing Equipment(2012)
Abstract
为了建立气固流态化磁选过程中颗粒群的相互作用模型,优化了高梯度磁选设备工作参数,在单颗粒微粉煤比磁化率一定的条件下,通过对高梯度磁选中单颗粒球形微粉煤的动力学分析,建立了气固流态化分选过程中的单颗粒煤粉运动的动态数学模型;进而探索出聚磁介质当量直径的临界模型,并分析了单颗粒微粉煤被捕集到聚磁介质上时相对气体流速的运动速度。
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Key words
high-gradient magnetic separation,mathematical model,single-particle pulverized coal,kinetic analysis
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