-) When a centrifugal pump tried at a constant rotation speed of n = 1470 rpm, the following values ​​were found: Q: dm3/s 0 10 20 30 40 50 55 60 70 H: m 460 495 507 500 490 460 449 430 390  Hy= 120 + 0.136Q2(Q→dm3s⁄;H→m) A-) Indicate the operating point of the pump. B-)What would be the operating point if two of this pump are connected in parallel to the same discharge pipe?

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q-) When a centrifugal pump tried at a constant rotation speed of n = 1470 rpm, the following values ​​were found:

Q: dm3/s

0

10

20

30

40

50

55

60

70

H: m

460

495

507

500

490

460

449

430

390

 Hy= 120 + 0.136Q2(Q→dm3s⁄;H→m)

A-) Indicate the operating point of the pump.

B-)What would be the operating point if two of this pump are connected in parallel to the same discharge pipe?

 

 

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