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Furnace Technology

Furnace Technology
Which one shows the diagramatic heat balance in a furnace?

Ostwald chart
Cox chart
Sankey diagram
None of these

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Furnace Technology
Shaft furnaces are used for

Roasting
Smelting
Calcining
All of these

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Furnace Technology
In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the

Ostwald chart
Sankey diagram
None of these
Cox chart

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Furnace Technology
Size of the combustion chamber of a furnace depends upon the

All of these
Preheat temperature of fuel & air
Method of mixing the fuel & air
Heat release rate of the fuel

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Furnace Technology
Low stack loss indicates the

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

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Furnace Technology
Oxygen enrichment of combustion air does not result in increase of the

Stack loss
Flame temperature
Heat transfer rate in the furnace
Oxygen in the flue gas

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