铁水KR机械搅拌脱硫反应动力学研究进展

Research progress on desulfurization reaction dynamics of hot metal by KR mechanical stirring

KR铁水脱硫工艺(又称机械搅拌法)因其较优的反应动力学条件,及脱硫效率高、脱硫效果稳定和脱硫成本低等优点,广泛应用于国内外各大钢铁企业,逐渐成为铁水预处理脱硫的首选工艺。综述了近年来提高KR机械搅拌法铁水脱硫动力学条件方面的研究成果,通过了解国内外脱硫反应动力学条件的发展动态,为KR动力学条件的改进或优化提供参考。

KR hot metal desulphurization(also known as mechanical stirring method)has the advantages of high desulfurization efficiency,stable desulfurization effect and low desulfurization cost due to its better reaction conditions.It is widely used in major domestic and foreign steel companies and has gradually become the preferred process for hot metal desulfurization pretreatment.The research results in recent years on improving the dynamic conditions of the KR mechanically stirred hot metal desulfurization were summarized.By understanding the development of the desulfurization reaction at home and abroad,it provides references for the improvement or optimization of KR dynamic conditions.