Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 3000 6000 2000 4500 3000 6000 2000 4500 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 Nature of process ; whether batch, continuous or intermittant Thermal conductivity of the charge & structural materials of furnace All of these Rate of firing and emissivity of flame Nature of process ; whether batch, continuous or intermittant Thermal conductivity of the charge & structural materials of furnace All of these Rate of firing and emissivity of flame ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Fire tube Waste heat Water tube Natural circulation Fire tube Waste heat Water tube Natural circulation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is A continuous waste heat recovery equipment An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty Not used for fuel gas preheating A continuous waste heat recovery equipment An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty Not used for fuel gas preheating ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators compared to metallic recuperators for the same duty Occupy more space Are less costly Have higher pressure differential between flue gas & air side Are lighter Occupy more space Are less costly Have higher pressure differential between flue gas & air side Are lighter ANSWER DOWNLOAD EXAMIANS APP
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