Thermodynamics 11. A steam engine isentropically expands 5 kg/sec of steam from 0.68 MPa, 220°C. The exhaust is dry and saturated. Determine (a) the work of a nonflow process, (b) the final temperature, and (c) the work of a steady flow process. Ans. (a) 641.05 kJ/sec; (b) 131.9°C; (c) 838.38 kJ.

Name: i need help for the full solution thermodynamics 11 a steam engine isentropically expands 5 kgsec of steam from 068 mpa 220c the exhaust is dry and saturated determine a the work of a nonflo 82645
Uploaded: 2022-06-01T10:18:03-08:00
Duration: 2 min 18 s
Channel: Adriano Chikande
Description: i need help for the full solution thermodynamics 11 a steam engine isentropically expands 5 kgsec of steam from 068 mpa 220c the exhaust is dry and saturated determine a the work of a nonflo 82645

          Thermodynamics
    11. A steam engine isentropically expands 5 kg/sec of steam from 0.68 MPa, 220°C. The exhaust is dry and saturated. Determine (a) the work of a nonflow process, (b) the final temperature, and (c) the work of a steady flow process.
    Ans. (a) 641.05 kJ/sec; (b) 131.9°C; (c) 838.38 kJ.

Added by Allison C.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adriano Chikande

06/01/2022

Step 1

The initial state of the steam is given as 0.68 MPa and 220°C. Since the exhaust is dry and saturated, the final state is at the saturation temperature corresponding to the final pressure. However, the final pressure is not directly given, so we assume an Show more…

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Thermodynamics 11. A steam engine isentropically expands 5 kg/sec of steam from 0.68 MPa, 220°C. The exhaust is dry and saturated. Determine (a) the work of a nonflow process, (b) the final temperature, and (c) the work of a steady flow process. Ans. (a) 641.05 kJ/sec; (b) 131.9°C; (c) 838.38 kJ.