EXAMIANS
Which of the following is a directly fired intermittant furnace?
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Amount of coal lost in ash particle, which is carried through the boiler system, depends upon the
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Regenerators as compared to recuperators for the same duty
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Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C.
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The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent.
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Which of the following is the most important deterrants to an extended use of pulverised coal in boiler firing?
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Reverberatory furnace is used for
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Flue gas outlet temperature from the chimney of any furnace should be ideally about __________ °C.
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Combustion of fuel in a furnace with oxygen enriched air results in higher
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__________ atmosphere is maintained inside an iron blast furnace.
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