Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Preheating the fuel gas Oxygen enrichment of combustion air Preheating the combustion air Increasing the draft in the furnace Preheating the fuel gas Oxygen enrichment of combustion air Preheating the combustion air Increasing the draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 44119 25-30 45-50 65-70 44119 25-30 45-50 65-70 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The purpose of controlling the furnace atmosphere is to prevent surface attack by Oxidation/scaling Sulphur penetration Decarburising Either of the above Oxidation/scaling Sulphur penetration Decarburising Either of the above ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of Furnace oil with oxygen Blast furnace gas with air Blast furnace gas with oxygen Furnace oil with air Furnace oil with oxygen Blast furnace gas with air Blast furnace gas with oxygen Furnace oil with air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the Sources of heat losses Thermal efficiency of the process All of these Scope of reduction of heat losses Sources of heat losses Thermal efficiency of the process All of these Scope of reduction of heat losses ANSWER DOWNLOAD EXAMIANS APP
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