水泥窑节能降耗技术改造  

Technical Transformation of Cement Kiln for Energy Saving and Consumption Reduction

作　　者：刘小龙 韩博文 吴亮 LIU Xiaolong;HAN Bowen;WU Liang(Yongdeng Qilianshan Cement Co.,Ltd.,Lanzhou Gansu 730301,China)

机构地区：[1]永登祁连山水泥有限公司,甘肃兰州730301

出　　处：《水泥技术》2022年第4期66-71,共6页Cement Technology

摘　　要：分析了公司水泥熟料生产线存在的高能耗、高成本运行问题,介绍了预热器系统、主要风机、脱硝系统等方面采取的一系列节能降耗措施,以及“五稳保一稳”、利用先进设备排除故障隐患、开展“跑冒滴漏”治理等管控办法。改造后,2020年,水泥窑能耗、质量等指标均创历史最优水平,煤耗同比2019年下降5.96kg/t,水泥综合电耗同比2019年下降8.29kW·h/t,节能降耗效果显著。This paper analyzes the high energy consumption and high cost operation problems of the company's cement clinker production line,introduces a series of energy saving and consumption reduction measures taken in the preheater system,main fans,denitrification system,etc.It also carried out management and control measures such as the"five stabilities to one stability",advanced equipment to eliminate hidden troubles,and"running and leaking"etc.After the improvement,in 2020,the energy consumption,quality and other indicators of cement kilns reached the best level in history.The coal consumption had be reduced by 5.96kg/t compared with 2019,and the cement power consumption had be reduced by 8.29kW·h/t compared with 2019.The significantly effect of energy saving and consumption reduction was achieved.

关 键 词：预热器系统 脱硝系统 节能降耗 

分 类 号：TQ172.622.29[化学工程—水泥工业]