7228Chemical EngineeringMedium
The main function of primary air in pulverised coal fired burner is to________?
AHave proper combustion by supplying it around the burner
BDry and transport the coal
CBurn CO to CO2
DPreheat the tertiary air used for complete combustion of CO to CO2
Correct answer
B. Dry and transport the coal
Explanation
The correct answer is Dry and transport the coal.