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一种SPHC连铸板坯氧化铝夹杂物控制工艺

InventionActive
10Claims · 1 independent
§ Ⅰ

Dossier Overview

Inventor

唐名标; 曾文聪; 张玉辉; 牟永安; 陈旭源

IPC Classification

C22C 33/04 (2006.01)B22D 11/16 (2006.01)C22C 38/02 (2006.01)C22C 38/04 (2006.01)C22C 38/06 (2006.01)

本申请涉及SPHC连铸板制备技术领域,具体涉及一种SPHC连铸板坯氧化铝夹杂物控制工艺,包括:对SPHC连铸板坯各组分原料进行冶炼,根据冶炼过程中钢水温度与出钢温度的温差分布及温差趋势得到瞬时干扰度,分析钢水温度和出钢温度的温差与瞬时干扰度的模态特征之间的相关关系,结合瞬时干扰度的平均水平获取出钢干扰增强度;结合出钢干扰增强度的变化趋势特征得到干扰持续度,并利用干扰持续度设置补偿因子,以获取冶炼过程中实际出钢温度与预设期望出钢温度之间的期望误差,用于控制钢水的出钢温度,之后对钢包连铸并粗轧精轧制得锻坯,进而得到SPHC连铸板坯。本申请可提高SPHC连铸板制备质量。

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