高炉高比例球团冶炼技术发展和实践  

Development and practice of high-pellet-proportion smelting technology of blast furnace

作　　者：刘征建[1] 黄建强 张建良[1] 牛乐乐 王耀祖 LIU Zhengjian;HUANG Jianqiang;ZHANG Jianliang;NIU Lele;WANG Yaozu(School of Metallurgical and Ecological Engineering,University of Science and Technology Beijing,Beijing 100083,China;Institute of Artificial Intelligence,University of Science and Technology Beijing,Beijing 100083,China)

机构地区：[1]北京科技大学冶金与生态工程学院,北京100083 [2]北京科技大学人工智能研究院,北京100083

出　　处：《辽宁科技大学学报》2021年第2期85-91,共7页Journal of University of Science and Technology Liaoning

基　　金：中央高校基本科研业务费(06500170);广东省自然科学基金,区域联合基金-青年基金项目(2020A1515111008)。

摘　　要：为了推进高炉高比例球团的发展和研究,总结了近年来国内外高比例球团生产实践的最新成果。首先汇总了欧美高炉炉料结构及指标情况,分析了欧美高比例球团冶炼在高炉利用系数、焦比、渣比等方面的优势。其次,对国内首钢京唐、唐钢不锈钢、宝钢湛江等企业的生产实践进行了总结,对比分析了不同钢铁企业球团性能指标及高炉冶炼指标。根据国内外各企业大球比冶炼中的操作制度实践,对高炉冶炼过程装料制度、送风制度、造渣制度及炉型设计等进行了深入分析和研究,给出了基于高比例球团冶炼的操作制度建议。最后,对我国未来发展高炉大比例球团冶炼技术的发展进行了展望和总结。In order to promote the research and development of high pellet proportion of blast furnace(BF),this work summarizes the latest domestic and international high-pellet-proportion production practices in recent years.First,the burden structures and indexes of the BFs in Europe and America are summarized,and the advantages of the high-pellet-proportion smelting in Europe and America are analyzed in terms of BF productivity,coke ratio,slag ratio,and etc.Second,the production practices in Shougang Jingtang,Tangsteel Stainless Steel,and Baosteel Zhanjiang are summarized,and the pelletizing quality indexes and the BF smelting indexes of different iron and steel enterprises are compared and analyzed.According to the practical operations in domestic and international enterprises,suggestions for operating high-pellet-proportion smelting are proposed based on deep analysis on charging system,air blowing system,slag making system,and furnace design.Finally,the future development of the high-pellet-proportion BF smelting technology in China are prospected and summarized.

关 键 词：高炉炉料结构 球团矿 大比例球团冶炼 生产实践 操作制度 

分 类 号：TF543[冶金工程—钢铁冶金]