Furnace Technology Turn down ratio of a burner Is normally much more for a continuous furnace as compared to a batch furnace Is the ratio of maximum to minimum permissible heat input rates Should be as low as possible i.e., 1 : 2 Should be 1:1 for a batch type furnace. Is normally much more for a continuous furnace as compared to a batch furnace Is the ratio of maximum to minimum permissible heat input rates Should be as low as possible i.e., 1 : 2 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 25-30 45-50 44119 65-70 25-30 45-50 44119 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent. 80 60 40 20 80 60 40 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a heating process, a heat flow diagram in which the quantities of heat in the various items of a heat balance are represented by the width of a band is called the None of these Ostwald chart Cox chart Sankey diagram None of these Ostwald chart Cox chart Sankey diagram ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of shaft furnace is the Soaking pit Blast furnace L.D. converter Glass melting tank Soaking pit Blast furnace L.D. converter Glass melting tank ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The reason for excessive clinker formation in gas producers is the Use of coal/coke containing a high % of fines and ash All of these Development of hot spots in the fuel bed and an abnormally high rate of gasification Use of fuel having too low an ash fusion temperature Use of coal/coke containing a high % of fines and ash All of these Development of hot spots in the fuel bed and an abnormally high rate of gasification Use of fuel having too low an ash fusion temperature ANSWER DOWNLOAD EXAMIANS APP
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