9-20 An air-standard cycle with variable specific heats is executed in a closed system with 0.003 kg of air and consists of the following three processes: 1-2 v = constant heat addition from 95 kPa and 17°C to 380 kPa 2-3 Isentropic expansion to 95 kPa 3-1 P = constant heat rejection to initial state a) Show the cycle on P-v and T-s diagrams. b) Calculate the net work per cycle, in kJ. c) Determine the thermal efficiency. | |
| View Solution | |
| << Back | Next >> |