For a hydroelectric plant, a hydraulic turbine-generator is installed at the site below the free surface. The turbine drives a generator for electricity. The elevation difference between the two free surfaces is . The power input from the fluid to the turbine is is . The shaft power output from the turbine is . (3) Calculate the the efficiency of the turbine, __________%
For a hydroelectric plant, a hydraulic turbine-generator is installed at the site below the free surface. The turbine drives a generator for electricity. The elevation difference between the two free surfaces is . The power input from the fluid to the turbine is is . The shaft power output from the turbine is . (3) Calculate the the efficiency of the turbine, __________%
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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For a hydroelectric plant, a hydraulic turbine-generator is installed at the site below the free surface. The turbine drives a generator for electricity. The elevation difference between the two free surfaces is . The power input from the fluid to the turbine is is . The shaft power output from the turbine is .
(3) Calculate the the efficiency of the turbine, __________%

Transcribed Image Text:For a hydroelectric plant, a hydraulic turbine-generator is installed at the site below the free surface. The turbine drives a generator for electricity. The
elevation difference between the two free surfaces is h=20m. The power input from the fluid to the turbine is is W = 100kW. The shaft power
fluid
output from the turbine is W = 80kW.
sh
(3) Calculate the the efficiency of the turbine, n
turb
Turbine
quid
#
Wsh
Generator
Welec
%
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