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May 2004
The need for improved active flow control has been recognized as part of the Steel Industry Technology Roadmap. MAG-GATETM, an electromagnetic system for active molten metal flow control has been developed. Excellent agreement between predicted and actual flow control has been found. Preliminary designs are described for the next step of a beta test at an operating billet/bloom or slab caster. The technology provides independent control over the casting rate to meet tight specifications on the heat removal rates in all commercial grades.
Development Status | Products |
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Demonstration
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Parent Process: Casting | |
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Energy Savings Potential |
Each 10% Increase in sequence length offers the possibility of a 0.1% reduction in steel production energy use. If this technology is adopted all across the US, annual energy savings can be 2.1 PJ. |
CO2 Emission Reduction Potential |
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Costs |
Initial capital cost ranges from $175,000 to $250,000 per strand. |
May 2004