Heating Ventilating and Air Conditioning: Analysis and Design
6th Edition
ISBN: 9780471470151
Author: Faye C. McQuiston, Jeffrey D. Spitler, Jerald D. Parker
Publisher: Wiley, John & Sons, Incorporated
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Chapter 1, Problem 1.12P
Air enters a heat exchanger at a rate of 5000 cubic feet per minute at a temperature of 50 F and pressure of 14.7 psia. The air is heated by hot water flowing in the same exchanger at a rate of 11,200 pounds per hour with a decrease in temperature of 10 F. At what temperature does the air leave the heat exchanger?
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Steam enters a turbine with an enthalpy of 3300 KJ/kg and leaves with an enthalpy of 2400 kJ/kg. The power output of the steam turbine is 6 MW
Steam enters a turbine with an enthalpy of 3300 KJ/kg and leaves with an enthalpy of 2400 kJ/kg. The power output of the steam turbine is 6 MW
Determine the change in enthalpy per unit mass.
Determine the change in kinetic energy per unit mass.
Determine the change in potential energy,
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Calculate the mass flow Rate of the steam.
Air enters a gas turbine steadily at pressure 20 kPa, volumetric flowrate 1,000 m3/s, and temperature 300 oC. If the air exits the turbine at pressure 7 kPa and temperature 80 oC,
determine the power generation in the turbine assuming changes in the kinetic energy and potential energy at the inlet and outlet condition is negligible.
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Chapter 1 Solutions
Heating Ventilating and Air Conditioning: Analysis and Design
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