QUESTION 5 An existing pump, having the tabulated characteristics, is to be used to pump raw sewage to a treatment plant through a static lift of 20-m. One uPVC pipeline 10-km long is to be used. Allowing for minor losses totaling 10V/2g and taking an effective roughness of 0.15 mm because of slimingB (a) Select a suitable pipe size to achieve a discharge of 60 I/S (b) Calculate the power consumption
QUESTION 5 An existing pump, having the tabulated characteristics, is to be used to pump raw sewage to a treatment plant through a static lift of 20-m. One uPVC pipeline 10-km long is to be used. Allowing for minor losses totaling 10V/2g and taking an effective roughness of 0.15 mm because of slimingB (a) Select a suitable pipe size to achieve a discharge of 60 I/S (b) Calculate the power consumption
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Allowing for minor losses totaling 10V/2g and taking an effective roughness of 0.15 mm
treatment plant through a static lift of 20-m. One uPVC pipeline 10-km long is to be used.
An existing pump, having the tabulated characteristics, is to be used to pump raw sewage to a
QUESTION 5
because of sliming;
(a) Select a suitable pipe size to achieve a discharge of 60 I/S
(b) Calculate the power consumption
Discharge (1/s)
70
0.
10
20
30
40
50
60
Total head (m)
45
44.7
43.7
42.5
40.6
38.0
35.0
31.0
Overall
50
57
60
60
53
40
35
Efficiency (%)
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