4. (20 points) Water (25°C) flows at 4.5 gpm (gpm is gallons per minute) in the system shown below. Answer the following questions: pumping/piping a. What is the average fluid velocity at the exit of the pipe? Give your answer in flow m/s. b. With friction neglected, what is the required shaft work of the pump maintain this flow? Give your answer in Watts. Open to air 13.1m 23.5m Inner diameter= 0.454in = 1.153 x 10-²m Inner diameter = 1.254in 3.185 x 10-²m Inner diameter= 0.454in needed to Tank open to air Inner diameter Flow direction 2.3m 1.1m
4. (20 points) Water (25°C) flows at 4.5 gpm (gpm is gallons per minute) in the system shown below. Answer the following questions: pumping/piping a. What is the average fluid velocity at the exit of the pipe? Give your answer in flow m/s. b. With friction neglected, what is the required shaft work of the pump maintain this flow? Give your answer in Watts. Open to air 13.1m 23.5m Inner diameter= 0.454in = 1.153 x 10-²m Inner diameter = 1.254in 3.185 x 10-²m Inner diameter= 0.454in needed to Tank open to air Inner diameter Flow direction 2.3m 1.1m
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:4. (20 points) Water (25°C) flows at 4.5 gpm (gpm is gallons per minute) in the
pumping/piping system shown below. Answer the following questions:
a. What is the average fluid velocity at the exit of the pipe? Give your answer in
m/s.
b. With friction neglected, what is the required shaft work of the pump needed to
maintain this flow? Give your answer in Watts.
flow
Open
to air
13.1m
23.5m
Inner diameter= 0.454in = 1.153 x 10-²m
Inner diameter=
1.254in 3.185 x 10-²m
Inner
diameter=
0.454in
fluid water, 25°C
pump
Tank open to air
Inner diameter
Flow direction
2.3m
1.1m
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