Electric Arc Furnace Steelmaking with Submerged Mixed Injection
定 价：199 元
- 作者：Guangsheng Wei,Rong Zhu
- 出版时间：2024/12/2
- ISBN：9787502487584
- 出 版 社：冶金工业出版社
- 中图法分类：TF741.5
- 页码：
- 纸张：
- 版次：1
- 开本：B5
本书共7章，重点分析了熔池内石灰粉喷吹脱磷和熔池内碳粉喷吹增碳助熔机理，研究了电弧炉熔池内气-固喷吹冶炼的物料及能量变化；研究了熔池内气-固喷吹冲击搅拌特征，建立并验证了熔池内气-固喷吹射流轴线轨迹方程，建立并验证了氧气射流冲击区深度和体积计算模型；开展了基于熔池内喷吹的电弧炉熔池搅拌优化研究，确定熔池内喷枪B布置方式、炉壁氧枪F布置方式为电弧炉“熔池内喷吹+炉壁侧吹”最佳匹配方案；开展了电弧炉熔池内气-固喷吹冶炼工业试验。
魏光升，1989年6月生，博士，北京科技大学冶金与生态工程学院讲师，致力于多介质混合喷射绿色洁净冶金技术的基础理论和工业应用研究。获2019年国家科技进步二等奖及6项省部级科技奖励。获北京科技大学校长奖章、十佳学术之星、优秀博士论文等，受邀在2018年国际炼钢科技大会作Keynote报告。获国家发明专利授权23项、美国发明专利授权2项。以第一完成人制订冶金行业标准1项，并参与制订国家标准1项、冶金行业标准1项。以第一通讯作者发表SCI论文29篇，其中钢铁冶金学科国际五大学术期刊论文19篇，共计9篇发表在钢铁冶金top期刊《Metallurgical and Materials Transactions B》上，单篇论文最高影响因子6.193。
1 General Introduction 1.1 Electric arc furnace steelmaking 1.1.1 Introduction of EAF steelmaking 1.1.2 General situation of EAF steelmaking development at home and abroad 1.2 Research on injection technology of EAF steelmaking 1.2.1 Oxygen injection technology 1.2.2 Oxygen burner technology 1.2.3 Coherent jet technology 1.2.4 Bottom blowing mixing technology 1.2.5 Carbon powder injection technology to produce foam slag 1.3 Research on gas-solid injection smelting technologyin steelmaking process 1.3.1 Gas-solid injection smelting technology outside the molten bath 1.3.2 Gas-solid injection smelting technology in the molten bath 1.4 New technology of submerged gas-solid injection smelting in EAF steelmaking 1.4.1 Advantages of the new process of submerged gas-solid injection 1.4.2 Key technical issues to be solved in the new technology 2 Mechanism of EAF Steelmaking with Submerged MixedInjection 2.1 Dephosphorization Mechanism by Lime Powder Injectionin the molten bath 2.1.1 Principle of dephosphorization by lime powder injection 2.1.2 Comparison of dephosphorization effect of lime powder injection 2.2 Mechanism of carbon powder injection inthe molten bath 2.2.1 Analysis of scrap melting process 2.2.2 The influence of the carbon content in the molten bath on the meltingrate of scrap 2.2.3 The influence of molten bath fluid flow on the melting rate of scrap 2.3 Material and energy analysis of submerged gas-solidinjection smelting in EAF 2.3.1 Raw and auxiliary materials conditions 2.3.2 Assumptions 2.3.3 Establishment of material balance model 2.3.4 Establishment of heat change model 2.3.5 Material and heat balance calculation results 2.3.6 Analysis of the influence of gas-solid injection parameters onmaterials and heat 2.4 Chapter summary 3 Impact Characteristics of Submerged Gas Injection 3.1 Characteristics of gas injection and gas-solidinjection 3.1.1 Mathematical modeling of submerged gas-solid injection jet trajectory 3.1.2 Analysis of gas jet trajectory 3.1.3 Analysis of submerged gas-solid injection jet trajectory 3.2Hydraulic simulation study of submerged gas-solid injection in the molten bath 3.2.1 Experimental device and method 3.2.2 Experimental program 3.2.3 Experimental results and analysis 3.3 Numerical simulation study of submerged gas-solid injection 3.3.1 Numerical simulation scheme 3.3.2 Governing equation 3.3.3 Model establishment 3.3.4 Analysis of numerical simulation results 3.4 Chapter summary 4 Impact Characteristicsof Coherent supersonic jet 4.1 Numerical simulation 4.1.1 Assumptions 4.1.2 Numericalmodeling and validation 4.1.3 Analysis of numerical simulation results 4.2 Water model experiment 4.2.1 Water model experiment platform 4.2.2 Experimental program 4.2.3 Experimental results and analysis 4.3 Coupled calculation model of oxygen jet impingingmolten bath 4.3.1 Coupled calculation modeling 4.3.2 Model correction and error analysis 4.4 Chapter summary 5 Fluid flowcharacteristics of EAF with Submerged Mixed injection 5.1 Water model experiment EAF molten bath with ofsubmerged injection 5.1.1 Experimental parameters are determined 5.1.2 Experimental schemes and methods 5.1.3 Analysis of experimental results 5.2 Water model experiment of EAF molten bath with submergedinjection and coherent jet 5.2.1 Parameter determination 5.2.2 Experimental schemes and methods 5.2.3 Analysis of experimental results 5.3 Numerical simulation of EAF molten bath with submerged injection and coherentjet 5.3.1 Simulation scheme 5.3.2 Model establishment 5.3.3 Analysis of numerical simulation results 5.4 Chapter summary 6Industrial test research 6.1 Industrial test research on submerged oxygeninjection 6.1.1 Test plan 6.1.2 Test results and analysis 6.1.3 Summary 6.2 Industrial test research on submerged carbon powderinjection 6.2.1 Test plan 6.2.2 Test results and analysis 6.2.3 Summary 6.3Chapter summary 7 Conclusions
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