梅钢250t转炉滑板挡渣技术应用实践  

Practice of 250 t converter slide gate slag-stopping technology in Meishan Steel

作　　者：刘自康[1] 郑毅[2] LIU Zikang;ZHENG Yi(Planning and Technology Department,Shanghai Meishan Iron&Steel Co.,Ltd.,Nanjing 210039,China;Technology Center,Shanghai Meishan Iron&Steel Co.,Ltd.,Nanjing 210039,China)

机构地区：[1]上海梅山钢铁股份有限公司规划科技部,江苏南京210039 [2]上海梅山钢铁股份有限公司梅钢技术中心,江苏南京210039

出　　处：《宝钢技术》2024年第2期75-78,共4页Baosteel Technology

摘　　要：介绍了上海梅山钢铁股份有限公司250 t转炉出钢挡渣工艺、滑板挡渣控制模式及滑板挡渣系统维护方法。通过采用滑板挡渣+红外下渣检测的挡渣技术,实现了出钢挡渣的全自动控制,挡渣成功率达到100%,钢包回磷质量分数降低0.0013个百分点,平均出钢口寿命提高34炉,钢铁料消耗下降3 kg/t,取得了较好的经济效益。The slag-stopping technology,control mode and slide gate slag-stopping system maintenance of 250 t converter in Shanghai Meishan Iron&Steel Co.,Ltd.are introduced.By using the technology which combines slide gate slag-stopping and infrared slag detection,the fully automatic control of slag-stopping in tapping process has been achieved,the success rate of slag-stopping operation is up to 100%,the mass fraction of rephosphorization is decreased by 0.0013 percentage points,the average service life of tapping hole is increased by 34 heats and the ferrous charge consumption is declined by 3 kg/t,consequentially good economic benefits have been obtained.

关 键 词：滑板挡渣 红外下渣检测 维护 回磷 

分 类 号：TF062[冶金工程—冶金物理化学]