Perform a parametric study for a steam power plant operating between pressures of 7 MPa and 7 kPa on an ideal Rankine cycle. Use feedwater heater pressure as the variable. Produce plots similar to Figure IIb.2.3 for such parameters as fraction of the steam extraction, pump work, and turbine work. 0.40.450.430.35Heat source pressure: 850 psiaHeat sink pressure: 1 psia0.410.30.390.250.37020.350.330.150.310.10.290.050.270.25 -50010001500200025003000510152025Heat Source Pressure (psia)Heat Sink Pressure (psia)Figure Ilb.2.3. Effect of pressure on thermal efficiency of an ideal Rankine cycleFigure IIlb.2.3 indicates that, for a given heat sink pressure, thermal efficiencyincreases with increasing heat source pressure. Conversely, for a given heatsource pressure, thermal efficiency decreases substantially with increasing heatsink pressure.Thermal EfficiencyThermal Efficiency

It is asked to conduct a study about eh effect of feedwater heater pressure on steam extraction,…

Answered: Perform a parametric study for a steam…

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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Perform a parametric study for a steam power plant operating between pressures of 7 MPa and 7 kPa on an ideal Rankine cycle. Use feedwater heater pressure as the variable. Produce plots similar to Figure IIb.2.3 for such parameters as fraction of the steam extraction, pump work, and turbine work.

0.4
0.45
0.43
0.35
Heat source pressure: 850 psia
Heat sink pressure: 1 psia
0.41
0.3
0.39
0.25
0.37
02
0.35
0.33
0.15
0.31
0.1
0.29
0.05
0.27
0.25 -
500
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5
10
15
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25
Heat Source Pressure (psia)
Heat Sink Pressure (psia)
Figure Ilb.2.3. Effect of pressure on thermal efficiency of an ideal Rankine cycle
Figure IIlb.2.3 indicates that, for a given heat sink pressure, thermal efficiency
increases with increasing heat source pressure. Conversely, for a given heat
source pressure, thermal efficiency decreases substantially with increasing heat
sink pressure.
Thermal Efficiency
Thermal Efficiency

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