A hydroelectric power plant operates under a discharge of 500 cfs with 90 % turbine efficiency. The overall head loss is 1.5 times the velocity head in the 7-ft-diameter 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

A hydroelectric power plant operates under a discharge of 500 cfs with 90 % turbine efficiency. The overall head loss is 1.5 times the velocity head in the 7-ft-diameter 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

Sustainable Energy

2nd Edition

ISBN:9781337551663

Author:DUNLAP, Richard A.

Publisher:DUNLAP, Richard A.

Chapter18: Energy Storage

Section: Chapter Questions

Problem 20P

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