In a single-body, four-pipe transition heat exchanger, the hot combustion product gases are cooled by water. Flow of gases 3 kg / s, specific temperature 0.95 kJ / kg.°C; water flow 0.2 kg / s, specific temperature 4.2 kJ / kg.°C dir. The total heat transfer coefficient of the heat exchanger is 300 W / m2.K, heat transfer surface area is 10 m2. a) the heat transfer that occurs and the output temperatures of both fluids; b) find the logarithmic mean temperature difference.

In a single-body, four-pipe transition heat exchanger, the hot combustion product gases are cooled by water. Flow of gases 3 kg / s, specific temperature 0.95 kJ / kg.°C; water flow 0.2 kg / s, specific temperature 4.2 kJ / kg.°C dir. The total heat transfer coefficient of the heat exchanger is 300 W / m2.K, heat transfer surface area is 10 m2. a) the heat transfer that occurs and the output temperatures of both fluids; b) find the logarithmic mean temperature difference.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter1: Heat, Temperature, And Pressure

Section: Chapter Questions

Problem 17RQ: Convert 22C to Fahrenheit.

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