http://www.epa.gov/nsr/ghgdocs/ironsteel.pdf
Twin-Shell DC Arc Furnace
A twin-shell furnace includes two EAF vessels with a common arc and power supply system. The system increases productivity by decreasing tap-to-tap time, and reduces energy consumption by reducing heat losses.
Development Status | Products |
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Commercial
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EAF Steel
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Twin-Shell DC Arc FurnaceCosts & Benefits
Parent Process: Electric Arc Furnace | |
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Energy Savings Potential |
Electricity savings are 0.068GJ/t-steel. |
CO2 Emission Reduction Potential |
Emissions reduction potential of the technology is 11.1KgCO2/t-steel. |
Costs |
Retrofit capital cost is $9.4/t-steel over that of a single-shell furnace. The payback time is estimated as 3.5 years.. |
Twin-Shell DC Arc Furnace Publications
Available and Emerging Technologies for Reducing Greenhouse Gas Emissions from the Iron and Steel Industry
Page Number:
11