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P₁ = 230 bar and initial temperature T₁ = 577 °C to ss flow rate am,h is 146 kg/s.

P₁ = 230 bar and initial temperature T₁ = 577 °C to ss flow rate am,h is 146 kg/s.

Elements Of Electromagnetics
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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Superheated steam from boiler expands in turbine from initial pressure p₁ = 230 bar and initial temperature T₁ = 577 °C to pressure p₂ = 1 MPa. Isentropic efficiency of turbine ns is 0.8. Steam mass flow rate am,h is 146 kg/s. Read from h,s-chart Enthalpy of superheated steam h Enthalpy after isentropic expansion h₂,s Calculate: Enthalpy at the turbine outlet h₂ Power of turbine P MW <J/kg kJ/kg kJ/kg
Transcribed Image Text:Superheated steam from boiler expands in turbine from initial pressure p₁ = 230 bar and initial temperature T₁ = 577 °C to pressure p₂ = 1 MPa. Isentropic efficiency of turbine ns is 0.8. Steam mass flow rate am,h is 146 kg/s. Read from h,s-chart Enthalpy of superheated steam h Enthalpy after isentropic expansion h₂,s Calculate: Enthalpy at the turbine outlet h₂ Power of turbine P MW <J/kg kJ/kg kJ/kg
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