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将激光炉衬测厚技术应用到实际生产,实现炉衬侵蚀部位及变化程度的定量化,从而实时在线掌握炉体工作衬的变化量,及时发现并修补炉体薄弱部位。试验结果说明,转炉大面加料侧是转炉前期最严重的侵蚀位置,而中期是在转炉耳轴方向的剖面,后期存在于整个转炉炉衬。并把炉衬厚度控制的范围划分为3个区域,炉役进入中后期后,炉衬厚度最薄处一直控制在稳定控制区以上,炉龄能够坚持超过经济炉龄(2.0万~2.3万炉)。
The laser furnace lining thickness measurement technology applied to the actual production, to achieve the lining of the erosion site and the degree of quantitative changes in order to real-time online changes in furnace lining, timely detection and repair of the furnace body weak parts. The test results show that the feeding side of the large surface of the converter is the most serious erosion site of the converter in the early stage, while the middle stage is the section of the converter in the direction of the trunnion of the converter, which exists later in the entire converter lining. The range of furnace lining thickness control is divided into three zones. After the furnace service enters the middle and later stages, the thickness of the lining is always controlled above the stable control zone, and the furnace age can be maintained beyond the economic furnace age (20,000-23,000).