Determine the thermal efficiency of the cycle
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A refrigerator in my 20oC kitchen uses R-134a, and I want to make ice cubes at -5oC. What is the minimum high P and the maximum low P it can use?
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A Rankine cycle with R-410a has the boiler at 3 MPa superheating to 180oC, and the condenser operates. Find all four energy transfers and the cycle efficiency.
For a turbine power output of 8 MW, find the work and heat transfer in all components and the cycle efficiency.
Find the temperature out of the boiler/super heater so that the turbine exit temperature is 60oC, and find the overall cycle efficiency.
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