Fuels and Combustion Combustion of pulverised fuel In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel All of these Requires larger combustion chamber than rich gaseous fuel Suppresses the discharge of fine dust and grit into atmosphere In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel All of these Requires larger combustion chamber than rich gaseous fuel Suppresses the discharge of fine dust and grit into atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas containing least amount of tar is produced by the Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) Partial combustion of large size (< 50 mm) coke High pressure gasification of coal (e.g. in Lurgi gasifier) Partial combustion of coal Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier) Partial combustion of large size (< 50 mm) coke High pressure gasification of coal (e.g. in Lurgi gasifier) Partial combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 55 to 75 15 to 25 35 to 45 75 55 to 75 15 to 25 35 to 45 75 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. Higher than Same as Lower than None of these Higher than Same as Lower than None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 96 40 4 20 96 40 4 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main advantage of forced draft over natural draft is that Combustion of fuel is complete All of these Smaller height chimney can be used Furnace control is easier Combustion of fuel is complete All of these Smaller height chimney can be used Furnace control is easier ANSWER DOWNLOAD EXAMIANS APP