铁矿烧结减污降碳及协同处置固废新技术  

New technology on reduction of pollution and carbon emissions and collaborative disposal of solid wastes in iron ore sintering

作　　者：康建刚[1,2] 杨本涛 魏进超 王兆才[1,2] 周浩宇 范一权[3] KANG Jiangang;YANG Bentao;WEI Jinchao;WANG Zhaocai;ZHOU Haoyu;FAN Yiquan(Zhongye Changtian International Engineering Co.,Ltd.,Changsha 410205,Hunan,China;National Engineering Research Center of Sintering and Pelletizing Equipment System,Changsha 410205,Hunan,China;Wuhan Polytechnic University,Wuhan 430023,Hubei,China)

机构地区：[1]中冶长天国际工程有限责任公司,湖南长沙410205 [2]国家烧结球团装备系统工程技术研究中心,湖南长沙410205 [3]武汉轻工大学,湖北武汉430023

出　　处：《烧结球团》2023年第3期20-26,82,共8页Sintering and Pelletizing

基　　金：国家重点研发计划重点专项资助项目(2021YFB3500600);湖南省创新平台与人才计划资助项目(2020RC4027)。

摘　　要：碳中和、碳达峰背景下钢铁行业面临新的机遇和挑战,烧结工序作为钢铁长流程生产种的重要一环,降低其污染物排放总量、实现生产过程低碳化、扩展烧结功能实现高附加值是铁矿烧结技术进步的必然要求。本文回顾了传统的超低排放技术、烧结固体燃料供热模式及工业炉窑协同处置固废技术特点,重点介绍了低碳低成本深度净化新技术、高配比富氢燃料烧结新技术及烧结协同处置固废新技术,并展望了以上技术对实现烧结减污降碳及社会效益的应用前景。Under the background of carbon neutrality and carbon peaking,the iron and steel industry is facing new opportunities and challenges.As an important part of the long-process production of iron and steel,the sintering process is an inevitable requirement for the progress of iron ore sintering technology to reduce its total pollutant emissions,realize its low-carbon production process,expand its sintering function and achieve its high added value.The characteristics of the traditional ultra-low emission technology,the heating mode of sintering solid fuel and the technology of collaborative solid waste disposal in industrial furnace are reviewed.Then,the new technologies of low-carbon and low-cost deep purification,high-ratio hydrogen-rich fuel sintering and collaborative solid waste disposal in sintering are emphatically introduced,and the application prospect of the above technologies in realizing reduction of pollution and carbon emissions in sintering and the social benefits is prospected.

关 键 词：烧结 活性炭法 超低温SCR脱硝 CO催化氧化 富氢烧结 固废 

分 类 号：X757[环境科学与工程—环境工程]