末精煤干燥系统在内蒙古伊东集团宏鑫煤矿的应用  

The application of drying system for clean coal in Hongxin coal mine of Yidong group in Inner Mongolia autonomous region

作　　者：李学静[1] 瓮增彦[1] 王甲[1] 姜喜瑞[1] 王浩勇 

机构地区：[1]唐山天和科技开发有限公司,河北唐山063000 [2]内蒙古伊东集团宏鑫煤矿,内蒙古鄂尔多斯017100

出　　处：《选煤技术》2012年第2期38-40,共3页Coal Preparation Technology

基　　金：河北省科技厅科研项目(编号:10215666)

摘　　要：详细阐述了内蒙古伊东集团宏鑫煤矿选煤厂末精煤干燥系统的组成、生产工艺、技术指标和技术特点,实际应用表明,该系统取得了良好的干燥效果,使末精煤水分由干燥前的28%降低至16.5%,发热量由干燥前的18.817 MJ/kg提高到20.908 MJ/kg,处理能力达到并超过了设计要求。The paper detailed introduced the composition, operation process, technical index and charac- teristics of fine clean coal drying system in Yidong coal preparation plant of Yidong group in Inner Mongo- lia autonomous region. The operation result shows that the system obtained better drying effect, the mois- ture of fine clean coal decreased from 28% to 16.5% , and the calorie value increased from 18. 817MJ/kg to 20. 908MJ/kg after drying by this system, and the process capacity is reaching and more than the design requirement.

关 键 词：末精煤 干燥系统 MGT滚筒式煤泥干燥系统 生产工艺 应用效果 

分 类 号：TD946.2[矿业工程—选矿]