PROBLEM EA hydroelectric power plant operates under a discharge of 500 cfs with 90 % turbine efficlency. The overall headloss Is 1.5 times the velocity head In the 7-ft-dlameter penstock. With the conditions stated, determine thefollowing:(a) the velocity (ft/s) In the penstock,(b) the head loss (ft).(c) the head (ft) extracted by the turbine,(d) the power Input (hp) to the turbine, and(e) the power output (hp) expected from the turbine.30 ftWaterd=7 ft5 ft

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Answered: the velocity (ft/s) in the penstock,…

the velocity (ft/s) in the penstock, the head loss (ft), the head (ft) extracted by the turbine, the power Input (hp) to the turbine, and the power output (hp) expected from the turbine.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

PROBLEM E
A hydroelectric power plant operates under a discharge of 500 cfs with 90 % turbine efficlency. The overall head
loss Is 1.5 times the velocity head In the 7-ft-dlameter penstock. With the conditions stated, determine the
following:
(a) the velocity (ft/s) In the penstock,
(b) the head loss (ft).
(c) the head (ft) extracted by the turbine,
(d) the power Input (hp) to the turbine, and
(e) the power output (hp) expected from the turbine.
30 ft
Water
d=7 ft
5 ft

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