Module 3: Unit Processes 1
  Lecture 30: Heat balance in iron-making
 


Thermo chemical data

a) Sensible heat in products  

Product
Temperature (K)
Sensible heat kcal/kg. mole
Fe
1700
13090
C
1700
6610
Mn
1700
17840
Si
1700
20756
SiO2
1700
22860
Al2O3
1700
40090
MnO
1700
1749
CaO
1700
14333
CO
600
2137
CO2
600
2088
N2
600
2126

b) Heat of formation of compounds in

 

  

 

 

 

c) Heat of mixing in .

 

 

d) Heat of combustion of

e) Heat evolved/absorbed in reduction reaction

 

 

 .

 

 

 

 

 (endothermic)