Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 65 10 90 25 65 10 90 25 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is Not used for fuel gas preheating An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty A continuous waste heat recovery equipment Not used for fuel gas preheating An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty A continuous waste heat recovery equipment ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100 %H₂ 100% CO 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100 %H₂ 100% CO ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of a periodic furnace is the Blast furnace Blast furnace stoves Rotary kilns Coke oven heating chamber Blast furnace Blast furnace stoves Rotary kilns Coke oven heating chamber ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the Thermal conductivity of the charge & structural materials of furnace Nature of process ; whether batch, continuous or intermittant All of these Rate of firing and emissivity of flame Thermal conductivity of the charge & structural materials of furnace Nature of process ; whether batch, continuous or intermittant All of these Rate of firing and emissivity of flame ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs natural draft? Coke oven Boiler Rotary kilns L.D. converter Coke oven Boiler Rotary kilns L.D. converter ANSWER DOWNLOAD EXAMIANS APP
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