In a steady flow apparatus, a fluid enters with a specific volume of 0.30 m3/kg, a pressure of 540 kPaand a velocity of 25 m/s. The inlet port is 40m above the floor and the outlet port is at the floor level.The fluid exits with a specific volume of 0.82kg/m3, a pressure of 100 kPa and a velocity of 280 m/s.The apparatus produces 140kJ of work per kg of fluid and a 12 kJ/kg of heat loss occurs between theinlet and outlet ports. Determine the amount of change in internal energy in the apparatus in kJ/kg.Is the internal energy increases or decreases?

In a steady flow apparatus, a fluid enters with a specific volume of 0.30 m3/kg, a pressure of 540 kPaand a velocity of 25 m/s. The inlet port is 40m above the floor and the outlet port is at the floor level.The fluid exits with a specific volume of 0.82kg/m3, a pressure of 100 kPa and a velocity of 280 m/s.The apparatus produces 140kJ of work per kg of fluid and a 12 kJ/kg of heat loss occurs between theinlet and outlet ports. Determine the amount of change in internal energy in the apparatus in kJ/kg.Is the internal energy increases or decreases?

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

Chapter44: Geothermal Heat Pumps

Section: Chapter Questions

Problem 1RQ: Geothermal heat pumps, or water-source heat pumps, are classified as either _____loop or _____loop...

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In a steady flow apparatus, a fluid enters with a specific volume of 0.30 m3/kg, a pressure of 540 kPa and a velocity of 25 m/s. The inlet port is 40m above the floor and the outlet port is at the floor level. The fluid exits with a specific volume of 0.82kg/m3, a pressure of 100 kPa and a velocity of 280 m/s. The apparatus produces 140kJ of work per kg of fluid and a 12 kJ/kg of heat loss occurs between the inlet and outlet ports. Determine the amount of change in internal energy in the apparatus in kJ/kg. Is the internal energy increases or decreases?
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