Determine the non dimensional parameters that can be employed for scaling studies in centrifugal pumps. ea scroll27Pump PerformanceBasic output parameters- Net HeadH =outWater horsepowerW = mgH = P9QHBrake horsepowerbhp = Wshaft = @TshaftNote: 1 hp = 550 ft Ibf/s = 746 W.- Pump efficiencyPump1pump =wTshaftThe pump designer tries to makea high n over as broad a rangeof discharge Qas possible.EGL /thpEGLDutum plane (z 0)28DELL

If a manufacturer produces large pumps, for testing pumps are scaled-down. Scaled-down models must…

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Determine the non dimensional parameters that can be employed for scaling studies in centrifugal pumps

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

Determine the non dimensional parameters that can be employed for scaling studies in centrifugal pumps.

ea scroll
27
Pump Performance
Basic output parameters
- Net Head
H =
out
Water horsepower
W = mgH = P9QH
Brake horsepower
bhp = Wshaft = @Tshaft
Note: 1 hp = 550 ft Ibf/s = 746 W.
- Pump efficiency
Pump
1pump =
wTshaft
The pump designer tries to make
a high n over as broad a range
of discharge Qas possible.
EGL /thp
EGL
Dutum plane (z 0)
28
DELL

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