Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the All of these Variation in the pitch of fan blades Damper Speed of the fan All of these Variation in the pitch of fan blades Damper Speed of the fan ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In practical operation of any furnace, zero oxygen percentage or theoretical CO₂ percentage in flue gas is rarely achieved, because of Use of non-preheated combustion air Use of excessive positive draft in the furnace Use of pulverised solid fuels Imperfect mixing of fuel & air and infiltration of air Use of non-preheated combustion air Use of excessive positive draft in the furnace Use of pulverised solid fuels Imperfect mixing of fuel & air and infiltration of air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs natural draft? L.D. converter Coke oven Rotary kilns Boiler L.D. converter Coke oven Rotary kilns Boiler ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The reason for excessive clinker formation in gas producers is the All of these Use of fuel having too low an ash fusion temperature Use of coal/coke containing a high % of fines and ash Development of hot spots in the fuel bed and an abnormally high rate of gasification All of these Use of fuel having too low an ash fusion temperature Use of coal/coke containing a high % of fines and ash Development of hot spots in the fuel bed and an abnormally high rate of gasification 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 Rate of firing and emissivity of flame All of these Nature of process ; whether batch, continuous or intermittant Thermal conductivity of the charge & structural materials of furnace Rate of firing and emissivity of flame All of these Nature of process ; whether batch, continuous or intermittant Thermal conductivity of the charge & structural materials of furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C. 250 180 80 130 250 180 80 130 ANSWER DOWNLOAD EXAMIANS APP