Steam Boilers, Engines, Nozzles and Turbines Evaporative capacity of boiler is expressed as Steam pressure produced kg of steam produced kg of fuel fired kg of steam produced per kg of fuel fifed Steam pressure produced kg of steam produced kg of fuel fired kg of steam produced per kg of fuel fifed ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Primary air is the air used to Air delivered by forced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Transport and dry the coal Air delivered by forced draft fan Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Transport and dry the coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.02 to 1.06 1.08 to 1.10 1.2 to 1.6 1.6 to 2 1.02 to 1.06 1.08 to 1.10 1.2 to 1.6 1.6 to 2 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as 50°C and normal atmospheric pressure 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 100°C and normal atmospheric pressure 50°C and normal atmospheric pressure 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 100°C and normal atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tubes in Cochran boiler is of the order of 2 cm 8 cm 6 cm 12 cm 2 cm 8 cm 6 cm 12 cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The radius of a dished head is taken approximately as Two Half One One fourth Two Half One One fourth ANSWER DOWNLOAD EXAMIANS APP