Furnace Technology Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace? Economiser Regenerator Waste heat boiler Ceramic recuperator Economiser Regenerator Waste heat boiler Ceramic recuperator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators compared to metallic recuperators for the same duty Have higher pressure differential between flue gas & air side Are lighter Are less costly Occupy more space Have higher pressure differential between flue gas & air side Are lighter Are less costly Occupy more space ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by Reducing the heat loss through furnace openings & doors Preheating the combustion air All of these Using oxygen enriched combustion air Reducing the heat loss through furnace openings & doors Preheating the combustion air All of these Using oxygen enriched combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Decarburisation of steel Is the removal of carbon from iron carbide (Fe₃C) Is favoured by CO₂ Affects its crystalline structure All of these Is the removal of carbon from iron carbide (Fe₃C) Is favoured by CO₂ Affects its crystalline structure All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of CO₂ in flue gas Less of excess air More of excess air More of CO in flue gas More of CO₂ in flue gas Less of excess air More of excess air More of CO in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an Annealing furnace Blast furnace Salt bath furnace Steam boiler Annealing furnace Blast furnace Salt bath furnace Steam boiler ANSWER DOWNLOAD EXAMIANS APP
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