Fuels and Combustion Use of pulverised coal in boiler furnace provides Less erosion on furnace walls Smokeless burning High calorific value Better combustion Less erosion on furnace walls Smokeless burning High calorific value Better combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Producer gas comprises mainly of CO₂ & N₂ CO & N₂ CO₂ & H₂ CO & H₂ CO₂ & N₂ CO & N₂ CO₂ & H₂ CO & H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main function of primary air in pulverised coal fired burner is to Preheat the tertiary air used for complete combustion of CO to CO₂ Burn CO to CO₂ Have proper combustion by supplying it around the burner Dry and transport the coal Preheat the tertiary air used for complete combustion of CO to CO₂ Burn CO to CO₂ Have proper combustion by supplying it around the burner Dry and transport the coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal decreases its Both B and C Mineral matter content Ash content Caking index Both B and C Mineral matter content Ash content Caking index ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main advantage of forced draft over natural draft is that Furnace control is easier 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is always positive Is equal to the heat of formation Can't be known without calculating it Is always negative Is always positive Is equal to the heat of formation Can't be known without calculating it Is always negative ANSWER DOWNLOAD EXAMIANS APP
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