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Steam leaves the boiler of a 100 MW Rankine cycle power plant at 400°C and 3.5MPa....

Steam leaves the boiler of a 100 MW Rankine cycle power plant at 400°C and 3.5MPa. The Turbine has an isentropic efficiency of 85% and exhausts at 15 kPa. In the condenser, the water is subcooled to 38°C by lake water at 13°C. The pump isentropic efficiency is 75% Draw and label the T-s diagram (4 points) for this cycle and determine: 1. The cycle’s thermal efficiency (7 points) 2. The mass flow rate of the steam in the boiler (kg/h) (7 points) 3. The back-work ratio (5 points) 4. The minimum required cooling water flow rate if regulations limit the cooling water temperature rise to 10°C (kg/h) (7 points)

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samet mamat answered 1 year ago
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