Consteel电弧炉全废钢冶炼能效优化工艺分析  

Energy Efficiency Optimization Process Practice of Consteel Electric Arc Furnace with All Scrap

作　　者：赵瑞敏 马艺璇 刘志勇[2] 张福君 张富信[1] 张杰[1] Zhao Ruimin;Ma Yixuan;Liu Zhi Yong;Zhang Fujun;Zhang Fuxin;Zhang Jie(Beijing Metallurgical Equipment Research Design Institute Co.,Ltd.,Beijing 100029;Institute of Carbon Neutrality,University of Science and Technology Beijing,Beijing 100083)

机构地区：[1]北京中冶设备研究设计总院有限公司,北京100029 [2]北京科技大学碳中和研究院,北京100083

出　　处：《冶金设备》2024年第S2期41-44,5,共5页Metallurgical Equipment

摘　　要：为了提升电弧炉全废钢冶炼系统能效,研究了某钢铁企业60t Consteel电弧炉全废钢冶炼能效优化工艺,建立了分阶段电弧炉炼钢物料平衡、能量平衡及能效评价技术,对电弧炉冶炼操作制度提出优化建议。结果表明,优化后工艺各阶段的电能热效率、化学能热效率、电弧炉总效率均有所提升。优化后工艺冶炼周期缩短10min,加料时间缩短4min,通电时间缩短5.8min,吨钢电耗减少了59.5kW·h。In order to improve the energy efficiency of the electric arc furnace smelting systemwith all scrap,Energy efficiency optimization process werestudied on a 60t Consteel electric arc furnace all⁃scrap steel smelting condition of an iron and steel enterprise,the material balance,energy balance and energy efficiency evaluation techniques of the staged electric arc furnace steelmaking were established,and optimisation suggestions were made for the electric arc furnace smelting operation system.The results show that the thermal efficiency of electric energy,chemical energy and total efficiency of electric arc furnace in each stage of the optimised process have been improved.The smelting cycle of the optimised process was shortened by 10 min,the charging time was shortened by 4 min,the energisation time was shortened by 58min,and the electricity consumption per ton of steel was reduced by 595kW·h.

关 键 词：Consteel电弧炉炼钢 能效优化 废钢 

分 类 号：TF741.5[冶金工程—钢铁冶金]