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A steam power plant operates on a superheated Rankine cycle where steam at 10kg/s entering the...

A steam power plant operates on a superheated Rankine cycle where steam at 10kg/s entering the turbine at 5MPa and 375˚C and leaving the turbine at saturated vapor at pressure 100 times less than initial. If the compressor efficiency is 85%

2.1. Sketch the cycle of T-s diagram.

2.2. Calculate the temperature and pressure for all points in the cycle.

2.3. Calculate the compressor work.

2.4. Calculate the turbine work and turbine efficiency.

2.5. Calculate the thermal efficiency of the cycle.

2.6. If the efficiency of the turbine and compressor is 100%, a) is there are any changes in the temperature of the steam leaving the compressor and turbine? Why?

b) Is there is any changes in the thermal efficiency of the cycle? Prove the statement.

Engineering   Mechanical-Engineering   
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