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Furnace Technology

Furnace Technology
Which is a regenerative furnace?

Both A and B
Open hearth furnace
Coke oven heating chamber
Neither A nor B

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Furnace Technology
Ostwald charts are meant for

Computing the excess/deficiency of combustion air
Computation of flue gas analysis
Calculation of flue gas temperature
None of these

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Furnace Technology
Shaft furnaces are used for

Calcining
Smelting
Roasting
All of these

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Furnace Technology
The advantages of firing pulverised coal in the furnace lies in the fact that, it

Permits the use of low fusion point ash coal
Accelerates the burning rate and economises on fuel consumption
Permits the use of high ash content coal
All of these

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Furnace Technology
hich is the most thermally efficient furnace?

Reheating furnace
Boiler furnace
Reverberatory furnace
Rotary kilns

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Furnace Technology
Overfire burning in a furnace is a phenomenon characterised by

Supply of excess fuel
Supply of excess air
Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air
None of these

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