A steam power plant operates on the actual regenerative Rankine cycle with a closed feedwater heater as shown in the figure below. Steam turbine inlet at 3500 kPa and 370 °C and condenser at 20|kPa....

Thermal engineering
A steam power plant operates on the actual regenerative Rankine cycle with a closed feedwater<br>heater as shown in the figure below. Steam turbine inlet at 3500 kPa and 370 °C and condenser at<br>20|kPa. Steam is extracted at 1000 kPa to serve the closed feedwater heater, which discharges into<br>the condenser after being throttled to condenser pressure and at point 7, steam is saturated liquid.<br>The isentropic efficiencies of the turbine and the<br>pump are 85 percent and 90 percent,<br>respectively. Calculate;<br>Turbine<br>a. turbine work (W-, kJ/kg)<br>b. pump work (W,, k]/kg)<br>c. heat supply in the boiler (Qin,kJ/kg)<br>d. thermal efficiency of the cycle<br>Boiler<br>Condenser<br>Closed<br>fwh<br>3<br>2 (Pump<br>

Extracted text: A steam power plant operates on the actual regenerative Rankine cycle with a closed feedwater heater as shown in the figure below. Steam turbine inlet at 3500 kPa and 370 °C and condenser at 20|kPa. Steam is extracted at 1000 kPa to serve the closed feedwater heater, which discharges into the condenser after being throttled to condenser pressure and at point 7, steam is saturated liquid. The isentropic efficiencies of the turbine and the pump are 85 percent and 90 percent, respectively. Calculate; Turbine a. turbine work (W-, kJ/kg) b. pump work (W,, k]/kg) c. heat supply in the boiler (Qin,kJ/kg) d. thermal efficiency of the cycle Boiler Condenser Closed fwh 3 2 (Pump

Jun 11, 2022
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