Direct Reduced Iron an Advantageous Charge Material for Induction Furnaces
Publish place: International Journal of Engineering (IJE)، Vol: 3، Issue: 1
Publish Year: 1369
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_IJE-3-1_005
تاریخ نمایه سازی: 18 بهمن 1400
Abstract:
Industrial and experimental induction furnaces are used for melting various types of iron ingots, returned scraps and DRI sponge pellets to produce high purity cast - iron and steel heats. The lowest consumption of electrical energy determined for continuous feeding operation is ۰.۳ KWH/Kg for the production of cast - iron in a ۱.۵ - ton industrial furnace and ۰.۴۵ KWH/Kg for the production of steel in a ۲۵- Kg experimental furnace. The optimum feeding rate for lowest energy consumption is ۱۲.۵ grams per second for continuous feeding of DRI in a ۲۵ - Kg induction furnace. Similar measurements show that the optimum size of the DRI pellets is around ۷ milimeters.
Authors
S.K. Sadrnezhaad
Materials Science and Engineering, Sharif University of Technology