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Furnace Technology

Furnace Technology
Pulverised fuel fired furnaces employ __________ fuel firing.

Vertical
All of these
Tangential
Horizontal

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Furnace Technology
Furnace aerodynamics is related to the __________ in the furnace.

Temperature control
Pressure adjustment
Movement of gases
Measurement of flue gas volume

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Furnace Technology
Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an

Blast furnace
Annealing furnace
Salt bath furnace
Steam boiler

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Furnace Technology
Decarburisation of steel

Is the removal of carbon from iron carbide (Fe₃C)
Is favoured by CO₂
Affects its crystalline structure
All of these

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Furnace Technology
A refractory wall separating the stock and the source of heat is provided in a

Continuous furnace
Muffle furnace
None of these
Updraft kiln

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Furnace Technology
Low stack loss indicates the

Use of sub-stoichiometric air for combustion
Efficient use of fuel
Inefficient use of fuel
Oxygen enrichment of combustion air

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