Page 159 - DJJ20063- Thermodynamics 1

DJJ20063- Thermodynamics 1

Activity 11B

TEST YOUR UNDERSTANDING BEFORE YOU CONTINUE WITH THE NEXT INPUT…!

4.3 Based on the diagram below, describe the four-stage processes that represent a

steam plant operating on an ideal Rankine cycle.

Q451

5

4 Boiler 1

Pump Turbine W12

W34
3 Condenser 2
Q23

4.4 A steam power plant operates between a boiler pressure of 40 bar and a

condenser pressure of 0.045 bar. Calculate for these limits the cycle efficiency, the

work ratio, and the specific steam consumption for a Rankine cycle with dry
saturated steam at entry to the turbine.

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