In an ideal steam cycle, steam at (20 bar, 360 C°) is expanded in a turbine to (0.08 bar). It then enters a condenser where it is condensed to saturated liquid water. Then the 4- pump feeds back the water into the boiler. Find per kg of steam (a) Wnet (b) nth (c) if(nr. = 1P = 80%), find the percentage reduction in wnet andnth: Ans. (a) 969.61 (kj/kg) (b) 32.5% (c) 20.1 % (d) 20.1 %
In an ideal steam cycle, steam at (20 bar, 360 C°) is expanded in a turbine to (0.08 bar). It then enters a condenser where it is condensed to saturated liquid water. Then the 4- pump feeds back the water into the boiler. Find per kg of steam (a) Wnet (b) nth (c) if(nr. = 1P = 80%), find the percentage reduction in wnet andnth: Ans. (a) 969.61 (kj/kg) (b) 32.5% (c) 20.1 % (d) 20.1 %
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:In an ideal steam cycle, steam at (20 bar, 360 C°) is expanded in a turbine to (0.08 bar).
It then enters a condenser where it is condensed to saturated liquid water. Then the
4-
pump feeds back the water into the boiler. Find per kg of steam (a) Wnet (b) nth (c)
if(nr = nP = 80%), find the percentage reduction in wnet andnth Ans. (a) 969.61 (kj/kg)
(b) 32.5% (c) 20.1 % (d) 20.1 %
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