Q
The main function of primary air in pulverised coal fired burner is to_________________?
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A
A. Burn co to co2
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B
B. Dry and transport the coal
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C
C. Have proper combustion by supplying it around the burner
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D
D. Preheat the tertiary air used for complete combustion of co to co2
Correct Answer:
B. B. Dry and transport the coal