Railways
NTPC (Technical Ability)
Refrigeration and Air-Conditioning
Question Bank
Refrigeration and Air-Conditioning
question_answer
In a regenerative cycle, steam with enthalpy of 3514 kJ/kg is expanded in h.p. turbine to a state corresponding to saturated enthalpy of water equal to 613 kJ/kg. If the pump work requirements in high pressure and low pressure zones are respectively 3 and 1 kJ/kg, amount of heat transferred in boiler is: