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大板坯连铸机扇形段的预变形优化研究
引用本文:马长文,郑天然,陈松林,杨晓山.大板坯连铸机扇形段的预变形优化研究[J].连铸,2007(6):23-25.
作者姓名:马长文  郑天然  陈松林  杨晓山
作者单位:1. 首钢技术研究院板带所,北京,100043
2. 首钢第二炼钢厂技术科,北京,100043
摘    要:结合辊缝实际测量数据和扇形段结构特征的分析,查明了引起板坯铸机扇形段内部辊缝变大的主要原因.基于扇形段内弧辊架梁受力特征的分析,提出了一种扇形段预变形优化方法.按照扇形段内部辊缝变大的程度确定铸机实施调整的区域,实施后将扇形段内部辊缝增大量控制在0.2mm以内.

关 键 词:大板坯连铸机  扇形段  辊缝  预变形  中心偏析

Predeformation optimization study on segments of slab caster
MA Changwen,ZHENG Tianran,CHEN Songlin,YANG Xiaoshan.Predeformation optimization study on segments of slab caster[J].CONTINUOUS CASTING,2007(6):23-25.
Authors:MA Changwen  ZHENG Tianran  CHEN Songlin  YANG Xiaoshan
Abstract:Combined the analysis of measured roll gaps with the structure of segments of the slab caster at No. 2 Steelmaking Plant of Shougang, the main causes of the inner gap enlargement were released. Based on the stress analysis of inner roll beams , the optimization method for segment prede- formation was put forward. Adjusted region in the segment was confirmed according to the increments of the inner roll gaps and they could be controlled within 0.2mm when the new method was adopted.
Keywords:slab caster  segment  roll gap  predeformation  centerline segregation
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