高成材率钢锭缺陷控制技术及其研究进展  

Defect Control Technology for Steel Ingots withHigh Yield and Its Research Progress

作　　者：李胜利 刘钦[1,2] 关锐 艾新港 张连有[1,2] LI Shengli;LIU Qin;GUAN Rui;AI Xingang;ZHANG Lianyou(The Key Laboratory of Material Forming and Structure Property Control,Anshan 114051,Liaoning,China;School of Materials and Metallurgy,University of Science and Technology Liaoning,Anshan 114051,Liaoning,China)

机构地区：[1]材料成型与组织性能控制辽宁省重点实验室,辽宁鞍山114051 [2]辽宁科技大学材料与冶金学院,辽宁鞍山114051

出　　处：《鞍钢技术》2024年第4期1-14,共14页Angang Technology

基　　金：十四五国家重点研发计划项目(2021YFB3702005);国家自然科学基金项目(52304352);教育部“春晖计划”合作科研项目(202200042);辽宁省科技厅博士科研启动基金计划项目(2023-BS-182);辽宁省高校基本科研业务费专项资金;鞍钢集团海洋装备用金属材料及其应用国家重点实验室技术开发项目(HGSKL-USTLN(2022)01);高等学校新型智库联盟智库专项(LJKZK-Y202319);2024年辽宁科技大学大学生创新创业训练计划的支持

摘　　要：钢锭凝固过程中将不可避免地产生各类缺陷,严重制约了钢锭成材率,直接影响后续加工工艺和最终产品质量。抑制缺陷形成、探索创新并有效改进模铸工艺对提高钢锭成材率具有重要意义。通过探讨和分析关于提高钢锭成材率的研究现状和最新进展,包括锭型设计、工艺参数优化、先进铸造技术等,展望了多相流动控制、微观结构调控和冷却速率精准管理等未来模铸与凝固技术研究发展方向,为实现高成材率钢锭的稳定生产提供了合理化建议。Various defects will inevitably occur during the solidification process of steel ingots,which seriously restrict the yield of ingots and directly affect the subsequent processing technology and the quality of the final products.It is of great significance to restrain the formation of these defects,carry out activities on exploration and innovation and effectively improve the casting process for increasing the yield of steel ingots.By discussing and analyzing the research status and latest progress on improving the yield of steel ingots,including designing of ingot shapes,optimization of process parameters,advanced casting technology and so on,the future research and development direction of mold casting and solidification technology,such as multi-phase flow controlling,microstructure controlling and accurate management of cooling rates,is prospected,which provide reasonable suggestions for the stable production of steel ingots with high yield.

关 键 词：模铸 钢锭缺陷控制 成材率 工艺优化 数值模拟 

分 类 号：TF77[冶金工程—钢铁冶金]