50t直流电弧炉内电磁场三维数值模拟研究  

STUDY ON THREE DIMENSIONAL ELECTROMAGNETIC FIELD NUMERICAL SIMULATION IN 50T DCELECTRIC ARC FURNACE(EAF)

作　　者：王开力[1] 谢裕生[1] 傅杰[1] 马廷温[1] 郭鸿志[1] 

机构地区：[1]中国科学院化工冶金研究所,北京科技大学

出　　处：《矿冶》1996年第3期61-71,66,共12页Mining And Metallurgy

基　　金：国家"八五"科技攻关项目

摘　　要：将麦克斯韦方程组转换为电磁场传输方程，并建立了三维电磁场数学模型。计算５０ｔ直流电弧炉３０ｋＡ下的磁场强度和电流密度，并实测其磁场强度分布，计算值和实测结果相吻合。电磁场模型为直流电弧炉熔体流动和传热数学模型奠定了基础。Maxwell's equation groupis changed to electromagnetic field transfer equation,and three dimensional electromagnetic field model is built up.Magnetic field intensity and current density are calculated for 50t 30kA DC EAF.The megnetic field intensity distribution is measured.Theoretical calculation values are well agreed with measurements.The electromagnetic field model lays foundation for numerical simulation of melt flow and heat transfer in DC EAF system.

关 键 词：直流电弧炉 电磁场 数值模拟 磁场实测 

分 类 号：TF748.41[冶金工程—钢铁冶金]