Heating, Ventilation, and Air Conditioning: Analysis and Design
6th Edition
ISBN: 9781119628798
Author: Faye C. McQuiston; Jerald D. Parker; Jeffrey D. Spitler
Publisher: Wiley Global Education US
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Chapter 1, Problem 1.13P
Water flowing at a rate of 1.5 kg/s through a heat exchanger heats air from 20 C to 30 C flowing at a rate 2.4 m3/s. The water enters at a temperature of 90 C, and the air is at 0.1 MPa. At what temperature does the water leave the exchanger?
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Water vapor enters the steam turbine at 4000 kPa pressure, 500 ° C temperature and 6 m 3 / s volume flow , as shown in the figure below . 0.2 times the mass flow rate of the incoming water from outlet no.2 with 500 kPa pressure and 200 ° C temperature, 0.8 times the mass flow of water, exit no 3 with 30 kPa pressure and 0.85 dryness degree. Since the heat transfer from the turbine to the environment is 5000 kW,(Changes in kinetic and potential energies are negligible)
find the mass flow of the incoming water .
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Find the power (kW) produced by the turbine.
Chapter 1 Solutions
Heating, Ventilation, and Air Conditioning: Analysis and Design
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