Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________? | MCQ Hive

Chemical Engineering Fuels and Combustion

Q Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________?

A A. Requirement of large volume combustion chamber
B B. Risk of explosion
C C. Chances of clinker formation
D D. Incomplete combustion of coal

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