The cost structure of vacuum steel degassing including ladle furnace treatment

被引:0
作者
Burgmann, Wilhelm [1 ]
Davene, Jean [2 ]
机构
[1] Burgmann Consulting, Vacuum Technol, Strasbourg, France
[2] Profratec, Steelmaking, St Etienne, France
来源
STAHL UND EISEN | 2012年 / 132卷 / 06期
关键词
D O I
暂无
中图分类号
TF [冶金工业];
学科分类号
0806 ;
摘要
The cost for the conversion of steel in secondary steelmaking including a ladle furnace and various vacuum treatment processes have been investigated for a large heat range comparing two commonly used vacuum pump systems. Dry operating mechanical vacuum pumps offer substantial savings over the whole melt weight range up to 360 t. Such savings differ for the various processes and depend upon the availability of energy as well as upon plant productivity. The shortening of the treatment cycle time by a rapid pump down limits melt overheating and thus leads to savings in production cost, increased productivity and quality improvement.
引用
收藏
页码:59 / 66
页数:8
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