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有色金属(冶炼部分):2017,(2):47-50
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添加剂对钒钛磁铁精矿球团熔融还原冶炼的影响
吕亚男,郭宇峰,陈栋
(苏州工业职业技术学院机电工程系,中南大学资源加工与生物工程学院,苏州大学沙钢钢铁学院)
Effect of Additive on Smelting Reduction of Vanadium-Titanium Magnetite Ore Pellets
LV Yanan,GUO Yufeng and CHEN Dong
(Department of Mechanical and Electrical Engineering,Suzhou Institute of Industrial Technology,Suzhou,;,,)
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投稿时间:2016-10-09     修订日期:2016-10-13     录用日期:2016-10-17     网络发布日期:2017-01-22
中文摘要: 对钒钛磁铁精矿预还原球团熔融还原冶炼中添加剂的影响进行了研究,并对渣型制度进行了优化。熔融还原渣碱度、添加剂氧化镁和氧化铝对钒钛磁铁精矿的熔融还原作用明显。在添加剂作用下,1 500 ℃电炉冶炼10 min后的熔融还原产物为含96.9%铁、0.52%钒的生铁,以及含66.13%TiO2的熔融还原渣,实现了钒钛磁铁精矿冶炼中铁钒和钛的有效分离。
Abstract:Effect of slag additives on smelting reduction of vanadium-titanium magnetite concentrate pellets was investigated. Slag type was optimized. The results show that slag alkalinity, MgO dosage, and Al2O3 dosage have significant effect on smelting reduction products of vanadium-titanium magnetite concentrate. Under the optimum conditions with additive addition, pig iron reduced at 1 500 ℃ for 10 min contains 96.90% of iron and 0.52% of vanadium, while slag contains 66.13% TiO2. Iron and vanadium are efficiently separated from titanium in vanadium-titanium magnetite concentrate.
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基金项目:国家自然科学基金资助项目(51504155);江苏省青年基金项目(BK20140337)
引用文本:
吕亚男,郭宇峰,陈栋.添加剂对钒钛磁铁精矿球团熔融还原冶炼的影响[J].有色金属(冶炼部分),2017(2):47-50.
LV Yanan,GUO Yufeng,CHEN Dong.Effect of Additive on Smelting Reduction of Vanadium-Titanium Magnetite Ore Pellets[J].Nonferrous Metals (Extractive Metallurgy),2017(2):47-50.

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