Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by All of these Preheating of combustion air Preheating of cold stock Steam generation in waste heat boilers All of these Preheating of combustion air Preheating of cold stock Steam generation in waste heat boilers ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables does not affect the furnace capacity? None of these Ratio of wall surface to surface of stock Size of the furnace Gas velocity in furnace None of these Ratio of wall surface to surface of stock Size of the furnace Gas velocity in furnace ANSWER DOWNLOAD EXAMIANS APP
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 Saving in fuel consumption Increase in flame temperature Increase in calorific value of the fuel Reduction in scale losses Saving in fuel consumption Increase in flame temperature Increase in calorific value of the fuel ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Quantity & temperature of waste gas All of these Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas Quantity & temperature of waste gas All of these Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Furnace pressure is normally controlled by regulating the Fuel gas pressure Speed of I.D. fan Air pressure Damper Fuel gas pressure Speed of I.D. fan Air pressure Damper ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of an open hearth furnace may be about __________ percent. 80 5 50 20 80 5 50 20 ANSWER DOWNLOAD EXAMIANS APP
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