Furnace Technology Which of the following is a periodic furnace? Tunnel kiln Rotary kiln Reheating furnace Soaking pit Tunnel kiln Rotary kiln Reheating furnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heat recoverable from flue gases of furnaces depends on the Thermal efficiency of furnace Flue gas temperature drop through the furnace Quantity of flue gases All of these Thermal efficiency of furnace Flue gas temperature drop through the furnace Quantity of flue gases All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Advantages of use of preheated combustion air are Increase in flame temperature Saving in fuel consumption Reduction in scale losses All of these Increase in flame temperature Saving in fuel consumption Reduction in scale losses All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turn down ratio of a burner Is normally much more for a continuous furnace as compared to a batch furnace Should be as low as possible i.e., 1 : 2 Is the ratio of maximum to minimum permissible heat input rates Should be 1:1 for a batch type furnace. Is normally much more for a continuous furnace as compared to a batch furnace Should be as low as possible i.e., 1 : 2 Is the ratio of maximum to minimum permissible heat input rates Should be 1:1 for a batch type 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. 65-70 45-50 44119 25-30 65-70 45-50 44119 25-30 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the stock/charge in the furnace does not depend upon the Emissivity of the refactory walls Use of waste heat recovery equipments Size of the furance Thickness of the stock Emissivity of the refactory walls Use of waste heat recovery equipments Size of the furance Thickness of the stock ANSWER DOWNLOAD EXAMIANS APP
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