Question: Q 6 . [ 2 6 Pts ] Consider a Carnot cycle of steam engine that includes a thermodynamic process from saturated water vapor at
Q Pts Consider a Carnot cycle of steam engine that includes a thermodynamic process from saturated water vapor at circmathrmC and saturated liquid water at circmathrmC
a Draw this cycle in a Ts diagram. Label the coordinates of each state and include the saturation lines. Pts
b What are the thermodynamic states x P T v of all four states in this cycle? Pts
c Draw this process in a Pv diagram. Scale does not have to be precise. Pts
d How much net specific heat does the water receive from the surroundings per one cycle? Pts
e What is the area under the loop in the P v diagram? Pts
f Let's say the adiabatic turbine responsible for the water expansion & temperature drop becomes irreversible still adiabatic If the water temperature after the turbine and before the heat removal is circmathrmC how much extra specific entropy does this turbine generate? Assume the pressure during the heat removal from water remains the same and ignore pressure differences within pm Pts
g Continuing from f what is the efficiency of the new turbine compared to an adiabatically reversible turbine? Ignore the kinetic and potential energy of water in this process. Pts
h Continuing from f does the new turbine add irreversibility in other processes in the cycle? YesNo Explain. Pts
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