Chemical Engineering :: Fuels and Combustion
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In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of
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Fussain
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In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the
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Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about
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Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.)
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Which of the following oil gasification processes is non-catalytic ?
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Dust content in raw blast furnace gas is about __________ gm/Nm3 , hence it is cleaned to the dust level of about < 10 mg /Nm3 before use.
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Kopper-Totzek coal gasifier
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A.
is friable, charcoal like substance.
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B.
has highest fixed carbon and lowest volatile matter content of all the four banded components of coal.
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C.
is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation.
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D.
all (a), (b) and (c).
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