高炉煤粉喷吹控制系统优化方案探讨  

Optimization of Pulverized Coal Injection Control System in Blast Furnace

作　　者：何玉龙 王世远 侯岩 张永亮 HE Yulong;WANG Shiyuan;HOU Yan;ZHANG Yongliang(Beijing Power Equipment Group of CEEC,Beijing 102401,China)

机构地区：[1]中国能源建设集团有限公司北京电力设备总厂有限公司,北京102401

出　　处：《冶金动力》2024年第4期79-81,110,共4页Metallurgical Power

摘　　要：对国内冶金行业高炉煤粉的喷吹系统优化技术进行了探讨,对高炉喷吹系统的工作原理、工艺流程、控制设备、仪表、监控参数以及保护措施进行了说明,对喷煤系统的问题点进行了陈述,指出了喷吹控制系统存在的问题,对控制系统进行了优化设计,阐述了喷吹过程中煤粉波动的原因。结合某钢厂喷吹系统的实际问题,提出了一种优化改造方案,采用该方案改造后可有效提升喷吹罐的装粉效率、减少煤粉喷吹速率误差、提高煤粉喷吹精准度。This paper discusses the optimization technology of the injection system for blast furnace in the domestic metallurgical industry,explains the working principle,process flow,con⁃trol equipment,instrument,monitoring parameters and protection measures of the blast furnace in⁃jection system,states the problems of the coal injection system,points out the problems of the injec⁃tion control system,carries out the optimization design of the control system,and describes the rea⁃sons for the fluctuation of the pulverized coal in the injection process.In combination with the actual problems of the injection system of a steel plant,an optimization and transformation scheme is pro⁃posed,which can effectively improve the powder loading efficiency of the injection tank,reduce the error of the pulverized coal injection rate,and improve the accuracy of pulverized coal injection.

关 键 词：煤粉喷吹 制粉系统 喷吹精度 装粉速率 安全措施 

分 类 号：TF325[冶金工程—冶金机械及自动化]