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Furnace Technology

Furnace Technology
Which is a continuous furnace?

Annealing furnace
Coke ovens
Glass tank furnace
None of these

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Furnace Technology
The main function of a muffle in the muffle furnace is to

Smooth out temperature inequalities on the combustion side of the muffle wall
Neither A nor B
Both A & B
Protect the charge from the effects of the products of combustion

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Furnace Technology
Operation of blast furnace stove is based on the principles of a __________ furnace.

Both A and B
Neither A nor B
Regenerative
Recuperative

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Furnace Technology
Fuel used in B.F. stove is

Furnace oil
Pulverised coal
Blast furnace gas/mixed gas
Coke oven gas

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Furnace Technology
The method of Lobo and Evans is concerned with the calculation of the

Heat transfer in vacuum condensers
Heat absorption in radiant section of a furnace
Heat transfer by forced convection in a reboiler
Mass transfer co-efficient

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Furnace Technology
Advantages of use of preheated combustion air are

Saving in fuel consumption
Reduction in scale losses
All of these
Increase in flame temperature

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