Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MP and 500°C and is cooled in the condenser at a pressure of 7.5 kPa. Determine the thermal efficiency of the cycle.
Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MP and 500°C and is cooled in the condenser at a pressure of 7.5 kPa. Determine the thermal efficiency of the cycle.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:**Problem Statement:**
Consider a 210-MW steam power plant that operates on a simple ideal Rankine cycle. Steam enters the turbine at 10 MPa and 500°C and is cooled in the condenser at a pressure of 7.5 kPa.
**Task:**
Determine the thermal efficiency of the cycle.
**Solution:**
The thermal efficiency of the cycle is **59.6%**.
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Step 1: Write the given data and what is to find
VIEWStep 2: Draw the T-S diagram:
VIEWStep 3: Determine the dryness fraction at the exit of the turbine and the isentropic pump work:
VIEWStep 4: Determine the enthalpy at state 2:
VIEWStep 5: Determine the enthalp values at state 3 and state 4:
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