【摘要】 从理论上分析了摩擦带电和电晕带电在煤的电选中的作用,指出颗粒带电量的影响因素;针对性的设计了增强带电效果的电晕预荷电系统;用登封电厂原煤进行的试验结果表明,在进摩擦器之前对煤粉进行电晕带电处理确实能够提高摩擦带电效果,有效提高摩擦电选的分选效果。更多还原

【Abstract】 This paper analyzed the function of electrostatic separation in coal.Index the influence factor;designed the system that can swell electrification effect.The experiment in Dengfeng Power House indicated that it can improve electrification effect and triboelectrosatic separation effect when deal coal fines with corona electrification before it go to grater.更多还原