Steam Boilers, Engines, Nozzles and Turbines In designing air preheaters, the important design consideration is that Heat transfer area should be optimum Stack gases should not be cooled to the dew point Approach temperature should be as low as possible Handling and maintenance should be easier Heat transfer area should be optimum Stack gases should not be cooled to the dew point Approach temperature should be as low as possible Handling and maintenance should be easier ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler works on a forced circulation of water? Lamont boiler Loeffler boiler All of these Benson boiler Lamont boiler Loeffler boiler All of these Benson boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The expansion of steam in a nozzle follows Stirling cycle Carnot cycle Rankine cycle Joule cycle Stirling cycle Carnot cycle Rankine cycle Joule cycle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of diagram factor depends upon Back pressure Initial conditions of steam Initial pressure of steam All of these Back pressure Initial conditions of steam Initial pressure of steam All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as Bleeding Regenerative heating None of these Reheating of steam Bleeding Regenerative heating None of these Reheating of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Secondary air is the air used to Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Air delivered by induced draft fan ANSWER DOWNLOAD EXAMIANS APP
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