Furnace Technology Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? Reduction in scale losses Increase in flame temperature Increase in calorific value of the fuel Saving in fuel consumption Reduction in scale losses Increase in flame temperature Increase in calorific value of the fuel Saving in fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in an industrial furnace operation can not be achieved by the use of Stoichiometric combustion air Recupterators Non-preheated combustion air Combustion air not enriched with oxygen Stoichiometric combustion air Recupterators Non-preheated combustion air Combustion air not enriched with oxygen ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace Is indicated by flame sting out Increases the flue gas temperature None of these Reduces its thermal efficiency Is indicated by flame sting out Increases the flue gas temperature None of these Reduces its thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace? Waste heat boiler Ceramic recuperator Economiser Regenerator Waste heat boiler Ceramic recuperator Economiser Regenerator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 1250 350 750 1050 1250 350 750 1050 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Ammonia Alkaline powders None of these Fine dolomite Ammonia Alkaline powders None of these Fine dolomite ANSWER DOWNLOAD EXAMIANS APP
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