磨煤机钢球在线自动筛选装置在漳山发电厂的经济性分析

文章介绍了磨煤机钢球筛选装置的工作原理和系统组成,通过改装磨煤机出口端衬板,在原螺旋管内加装内螺旋管,外螺旋管与内螺旋管之间形成夹层多条通道,借助反向螺旋片的推力,将小钢球推向出球位置锁定。漳山发电有限公司安装了该装置,运行良好,4台磨煤机每年直接经济效益达411008.796元。

Economics Analysis of On-line Automatic Ball Screening Equipment of Mill in Zhangshan Power Plant

The paper briefed the working principle and system configuration of ball screening equipment of mill.Through retrofitting the mill outlet liner,to newly insfal the innet ribbed tube in the oriqinal ribbed tube,thus forming many layered passages between the outer and inner ribbed tubes,with the aid of pushing force of opposife direction spiral blades,to push the small steel balls to the outlet position and make the balls locked up there.such equipment have been installed and operated well in zhangshan power generation co.Ltd,the direet economic benefit of four tube mills may reach 411008.796 yuan/year.