EXAMIANS
Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent.
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Operation of blast furnace stove is based on the principles of a __________ furnace.
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Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of
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Regenerators as compared to recuperators for the same duty
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Regenerators are normally provided in the
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Which of the following is the most suitable for preheating combustion air above 650°C ?
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Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent.
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Waste heat from the outgoing flue gases in a thermal power plant is recovered by a/an
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Main gas valve in a gaseous fuel burner is a __________ valve.
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Regenerators compared to the recuperators for the same duty
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