Problem 5: If a pump with the pump curve shown below is attached to a pipeline where the volumetric flow rate is Q-30 L/s please determine the head that this pump will add to the flow, as well as the approximate efficiency of the pump, for each of the following RPMs: 3250 rpm, 3850 rpm, and 4350 rpm. 70 NPSH required 4350 rpm 60 43% 43% 8 Pump Head (m) 30 20 10 10 4350 rpm 3250 rpm 20 30 40% Flow (L/s) 4350 rpm 4050 rpm 3850 rpm 3550 rpm 3250 rpm 40 3550 rpm 50 842 69 4050 rpm 46 3850 rpm 23 NPSH (m) Horsepower input
Problem 5: If a pump with the pump curve shown below is attached to a pipeline where the volumetric flow rate is Q-30 L/s please determine the head that this pump will add to the flow, as well as the approximate efficiency of the pump, for each of the following RPMs: 3250 rpm, 3850 rpm, and 4350 rpm. 70 NPSH required 4350 rpm 60 43% 43% 8 Pump Head (m) 30 20 10 10 4350 rpm 3250 rpm 20 30 40% Flow (L/s) 4350 rpm 4050 rpm 3850 rpm 3550 rpm 3250 rpm 40 3550 rpm 50 842 69 4050 rpm 46 3850 rpm 23 NPSH (m) Horsepower input
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
![Problem 5: If a pump with the pump curve shown below is attached to a pipeline where the
volumetric flow rate is Q = 30 L/s please determine the head that this pump will add to the
flow, as well as the approximate efficiency of the pump, for each of the following RPMs: 3250
rpm, 3850 rpm, and 4350 rpm.
70
NPSH required 4350 rpm
60
43%
43%
Pump Head (m)
40
30
20
10
10
4350 rpm
20
40%
3250 rpm
30
Flow (L/s)
4350 rpm
4050 rpm
3850 rpm
3550 rpm
3250 rpm
40
4050 rpm
3850 rpm
3550 rpm
50
420
69
46
23
NPSH (m)
Horsepower input](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F91868d1c-5d38-4cd0-94b7-fc9caf0f642a%2Fddadf176-0793-4c84-b496-f2be7d37d7b4%2Flwmvrnr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 5: If a pump with the pump curve shown below is attached to a pipeline where the
volumetric flow rate is Q = 30 L/s please determine the head that this pump will add to the
flow, as well as the approximate efficiency of the pump, for each of the following RPMs: 3250
rpm, 3850 rpm, and 4350 rpm.
70
NPSH required 4350 rpm
60
43%
43%
Pump Head (m)
40
30
20
10
10
4350 rpm
20
40%
3250 rpm
30
Flow (L/s)
4350 rpm
4050 rpm
3850 rpm
3550 rpm
3250 rpm
40
4050 rpm
3850 rpm
3550 rpm
50
420
69
46
23
NPSH (m)
Horsepower input
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