5. In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480 °C. The condenser is at 32 °C. Determine (a) the ideal pump work and (b) the cycle thermal efficiency. (c) For an engine with the same end states, determine the thermal efficiency, and steam rate (d) Considering the engine only, assume the brake engine efficiency to be 78%, the generator efficiency 92%, the steam flow rate 163,000 kg/hr; compute the output of the combined unit.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Thermodynamics Instructions: Answer only letter (a) and (b) in the problem. *show complete solutions and please write legibly. TY
5. In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480 °C. The condenser is at 32 °C. Determine
(a) the ideal pump work and (b) the cycle thermal efficiency. (c) For an engine with the same end states,
determine the thermal efficiency, and steam rate (d) Considering the engine only, assume the brake engine
efficiency to be 78%, the generator efficiency 92%, the steam flow rate 163,000 kg/hr; compute the output of
the combined unit.
Transcribed Image Text:5. In an ideal Rankine cycle, steam is generated at 4.1 MPa and 480 °C. The condenser is at 32 °C. Determine (a) the ideal pump work and (b) the cycle thermal efficiency. (c) For an engine with the same end states, determine the thermal efficiency, and steam rate (d) Considering the engine only, assume the brake engine efficiency to be 78%, the generator efficiency 92%, the steam flow rate 163,000 kg/hr; compute the output of the combined unit.
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