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A blast furnace charged with hematite containing 90 wt.% Fe2O3 produces liquid iron with 3.6 wt.% carbon. Coke containing 90 wt.% carbon is charged at a rate of 500 kg per Metric ton of liquid iron produced. The blast furnace ...Read more
A blast furnace charged with hematite containing 90 wt.% Fe2O3 produces liquid iron with 3.6 wt.% carbon. Coke containing 90 wt.% carbon is charged at a rate of 500 kg per Metric ton of liquid iron produced. The blast furnace top gas contains (by volume), 22% CO, 18% CO2, and balance nitrogen. The volume of the blast furnace top gas [in m3 (NTP), rounded off to the nearest integer] is _______.Given: Assume ideal gas behavior, and molar volume of the gas at NTP is 22.4 litre.
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2.63%(A) The important factors for producing low silicon pig iron in a blast furnace are ( 2 voters )
14.47%(B) lower temperature and lower basicity ( 11 voters )
71.05%(C) lower temperature and higher basicity ( 54 voters )
11.84%(D) higher temperature and lower basicity ( 9 voters )
Based On 76 Votes
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Poll Results
15.79%(A) fine charge ( 6 voters )
57.89%(B) agglomerated charge ( 22 voters )
10.53%(C) oxygen enriched air blast ( 4 voters )
15.79%(D) pulverized coal injection through the tuyeres ( 6 voters )
Based On 38 Votes