A steam power plant operates on a simple ideal Rankine cycle
between the pressure limits of 6 MPa and 50 kPa. The temperature of
the steam at the turbine inlet is 450◦C, and the mass flow rate of
steam through the cycle is 50 kg/s. (a) Find the temperature,
pressure and specific volume at states 1, 2, 3, and 4. (b) Find the
heat supplied, heat rejected, work consumed by the pump, work
produced by the turbine, net power generation, and thermal
efficiency. (c) Calculate the thermal efficiency of a Carnot cycle
operating between the same temperature limits. (d) Calculate the
change in entropy of the steam in (i) the boiler, and (ii) the
condenser. (e) Sketch the T −s diagram.
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A steam power plant operates on a simple ideal Rankine cycle between the pressure limits of...
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