Two centrifugal pumps, a 5-in delivering 129gpm and a 4.5 in delivering 140gpm are connected in parallel. If the pump characteristics of both are represented by Fig. 10-38 Perry 8th Edition, determine the overall efficiency of the pump set.
Two centrifugal pumps, a 5-in delivering 129gpm and a 4.5 in delivering 140gpm are connected in parallel. If the pump characteristics of both are represented by Fig. 10-38 Perry 8th Edition, determine the overall efficiency of the pump set.
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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Question
Transport of Fluids
Transcribed Image Text:140
Characteristic curve
120
Efficiency
lines
74%
77%
79%
80%
100
5 inch impeller'
79%
77%
74%
80
_4† inch impeller
60
5hp
40
20
40
80
120
Gallons Per Minute
160
200
240
280
320
Total Head -Ft. of Liquid
Transcribed Image Text:Two centrifugal pumps, a 5-in delivering 129gpm and a 4.5 in delivering 140gpm are connected in parallel. If the pump
characteristics of both are represented by Fig. 10-38 Perry 8th Edition, determine the overall efficiency of the pump set.
Answer: 0.76
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