淮北选煤厂芦岭分厂浮选精煤高效降水实践  

Practice of high-efficiency dewatering of flotation concentratein Luling Branch of Huaibei Coal Preparation Plant

作　　者：刘锋 赵晴 朱宏政[2] LIU Feng;ZHAO Qing;ZHU Hongzheng(Huaibei Coal Preparation Plant,Huaibei Mining Co.Ltd.,Huaibei 235000,China;School of Materials Science and Engineering,Anhui University of Science and Technology,Huainan 232001,China)

机构地区：[1]淮北矿业股份有限公司淮北选煤厂,安徽淮北235000 [2]安徽理工大学材料科学与工程学院,安徽淮南232001

出　　处：《选煤技术》2021年第3期61-64,共4页Coal Preparation Technology

摘　　要：针对浮选精煤降水困难的问题,淮北选煤厂芦岭分厂结合生产现场情况,通过优化原有脱水设备工作和结构参数,改进脱水设备,调节一次、二次浮选处理量,使浮选精煤水分降低了3.85~5.35个百分点,在提高企业经济效益的同时,保证了精煤销量,降低了对环境的污染。To address the issue of the difficulty in moisture reduction of flotation concentrate,work is made by the Luling Branch on improvement of the existing dewatering equipment through optimization of their working and structural parameters,and adjustment of the capacities of both the primary and secondary flotation processes,in line with the actual operating conditions of the plant.Through the renovation,the moisture of flotation concentrate has seen a drop by 3.85~5.35 percentage points,making it possible for the plant to improve its economic performance,ensure the sales of clean coal product and reduce environmental pollution.

关 键 词：浮选精煤脱水 浮选精煤水分 沉降过滤式离心机 高效低耗压滤机 

分 类 号：TD946.2[矿业工程—选矿]