工程科学学报，第38卷，增刊1：70-73,2016年6月 Chinese Journal of Engineering,Vol.38,Suppl.1:70-73,June 2016 DOI:10.13374/j.issn2095-9389.2016.s1.012:http://journals.ustb.edu.cn 转炉炼钢的物料结构优化 吕 明2)四，朱荣》，路文刚) 1)西安建筑科技大学治金工程学院，西安7100552)西安建筑科技大学陕西省治金工程技术中心，西安710055 3)北京科技大学治金与生态工程学院，北京100083 ☒通信作者，E-mail:lvmingsteel(@163.com 摘要利用60转炉研究了采用不同含铁物料及不同比例石灰石炼钢时的钢铁料消耗、氧气消耗量和煤气产生量的变化 规律.研究发现：当采用铁水作为原料，渣钢和块矿作为冷却剂时，钢铁料消耗最低，仅为1072.07kgt:当采用铁水和废钢 作为原料，配有磁选渣铁时，钢铁料消耗最高，达到1092.91kgt:随着石灰石加入量的增加，钢铁料消耗增加，氧耗略有降 低，吨钢煤气产生量增加.研究结果为炼钢过程优化物料结构、降低生产成本提供了新的方法 关键词转炉炼钢：物料结构：石灰石：钢铁料耗 分类号TF729.5 Optimization of material structure in converter steelmaking process LO Ming,ZHU Rong,LU Wen-gang 1)School of Metallurgical Engineering,Xi'an University of Architecture and Technology,Xi'an 710055,China 2)Research Center of Metallurgical Engineering Technology of Shaanxi Province,Xi'an University of Architecture and Technology,Xi'an 710055, China 3)School of Metallurgical and Ecological Engineering,University of Science and Technology Beijing,Beijing 100083,China Corresponding author,E-mail:lvmingsteel@163.com ABSTRACT The varying characteristics of steel material consumption,oxygen consumption,and converter gas volume were studied when different ferrous materials and different proportions of limestone were used in 60t converter.The results show that when liquid steel is used as raw material and mixture of slag-steel and lump ore as coolants,the steel material consumption per ton steel is the min- imum (only 1072.07 kg),and when liquid steel and scrap steel are used as raw materials and slag-iron by magnetic separation as coolant,the steel material consumption per ton steel reaches the maximum (1092.91 kg).Meanwhile,with the increase of the amount of limestone,the steel material consumption is increased,the oxygen consumption is slightly decreased,and the gas volume is im- proved.The results will provide a new method for optimizing the material structure and reducing the production cost in steelmaking process KEY WORDS converter steelmaking:material structure:limestone:steel material consumption 转炉炼钢通常采用铁水作为原料，废钢作为冷却 一工序提供成分和温度合格的钢液.在满足钢液成分 剂，石灰作为主要造渣材料，即主要物料结构模式为 和温度的条件下，最大限度地优化炼钢物料结构，降低 “铁水+废钢+石灰”，可满足炼钢过程对钢液成分和 生产成本是至关重要的.因此，若能回收炼钢喷溅物 温度的要求.但转炉作为铁水熔化器，主要是利用吹 或炉渣中金属铁等代替废钢，利用价格低廉的石灰石 氧、造渣等操作实现脱碳、脱磷、升温等治金任务，为下。 代替石灰造渣，有利于优化物料结构，降低转炉治炼 收稿日期：20160106 基金项目：陕西省自然科学基础研究计划-青年人才资助项目(2016JQ5042):国家自然科学基金资助项目(51334001)工程科学学报，第 38 卷，增刊 1: 70--73，2016 年 6 月 Chinese Journal of Engineering，Vol． 38，Suppl． 1: 70--73，June 2016 DOI: 10． 13374 /j． issn2095--9389． 2016． s1． 012; http: / /journals． ustb． edu． cn 转炉炼钢的物料结构优化 吕 明1，2) ，朱 荣3) ，路文刚3) 1) 西安建筑科技大学冶金工程学院，西安 710055 2) 西安建筑科技大学陕西省冶金工程技术中心，西安 710055 3) 北京科技大学冶金与生态工程学院，北京 100083  通信作者，E-mail: lvmingsteel@ 163． com 摘 要 利用 60 t 转炉研究了采用不同含铁物料及不同比例石灰石炼钢时的钢铁料消耗、氧气消耗量和煤气产生量的变化 规律． 研究发现: 当采用铁水作为原料，渣钢和块矿作为冷却剂时，钢铁料消耗最低，仅为 1072. 07 kg·t － 1 ; 当采用铁水和废钢 作为原料，配有磁选渣铁时，钢铁料消耗最高，达到 1092. 91 kg·t － 1 ; 随着石灰石加入量的增加，钢铁料消耗增加，氧耗略有降 低，吨钢煤气产生量增加． 研究结果为炼钢过程优化物料结构、降低生产成本提供了新的方法． 关键词 转炉炼钢; 物料结构; 石灰石; 钢铁料耗 分类号 TF729. 5 Optimization of material structure in converter steelmaking process L Ming1，2)  ，ZHU Ｒong3) ，LU Wen-gang3) 1) School of Metallurgical Engineering，Xi’an University of Architecture and Technology，Xi’an 710055，China 2) Ｒesearch Center of Metallurgical Engineering ＆ Technology of Shaanxi Province，Xi’an University of Architecture and Technology，Xi’an 710055， China 3) School of Metallurgical and Ecological Engineering，University of Science and Technology Beijing，Beijing 100083，China  Corresponding author，E-mail: lvmingsteel@ 163． com ABSTＲACT The varying characteristics of steel material consumption，oxygen consumption，and converter gas volume were studied when different ferrous materials and different proportions of limestone were used in 60 t converter． The results show that when liquid steel is used as raw material and mixture of slag-steel and lump ore as coolants，the steel material consumption per ton steel is the min￾imum ( only 1072. 07 kg) ，and when liquid steel and scrap steel are used as raw materials and slag-iron by magnetic separation as coolant，the steel material consumption per ton steel reaches the maximum ( 1092. 91 kg) ． Meanwhile，with the increase of the amount of limestone，the steel material consumption is increased，the oxygen consumption is slightly decreased，and the gas volume is im￾proved． The results will provide a new method for optimizing the material structure and reducing the production cost in steelmaking process． KEY WOＲDS converter steelmaking; material structure; limestone; steel material consumption 收稿日期: 2016--01--06 基金项目: 陕西省自然科学基础研究计划--青年人才资助项目( 2016JQ5042) ; 国家自然科学基金资助项目( 51334001) 转炉炼钢通常采用铁水作为原料，废钢作为冷却 剂，石灰作为主要造渣材料，即主要物料结构模式为 “铁水 + 废钢 + 石灰”，可满足炼钢过程对钢液成分和 温度的要求． 但转炉作为铁水熔化器，主要是利用吹 氧、造渣等操作实现脱碳、脱磷、升温等冶金任务，为下 一工序提供成分和温度合格的钢液． 在满足钢液成分 和温度的条件下，最大限度地优化炼钢物料结构，降低 生产成本是至关重要的． 因此，若能回收炼钢喷溅物 或炉渣中金属铁等代替废钢，利用价格低廉的石灰石 代替石灰造渣，有利于优化物料结构，降低转炉冶炼