Data measured during tests of centrifugal pump driven at 3000 rpm are Parameter Inlet, Section 1 Outlet, Section 2 Gage pressure, p (kPa) 90 Elevation above datum, z (m) 2 10 Average speed offlow,V (m/s) 2 5 The flow rate is 15 m3 /hr and the torque applied to the pump shaft is 6.5 N.m. The pump efficiency is 75%, and the electric motor efficiency is 85%. Find the electric power required, and the gage pressure at outlet, section 2. Write the pump specific speed in terms of the flow coefficient and the head coefficient.

Data measured during tests of centrifugal pump driven at 3000 rpm are Parameter Inlet, Section 1 Outlet, Section 2 Gage pressure, p (kPa) 90 Elevation above datum, z (m) 2 10 Average speed offlow,V (m/s) 2 5 The flow rate is 15 m3 /hr and the torque applied to the pump shaft is 6.5 N.m. The pump efficiency is 75%, and the electric motor efficiency is 85%. Find the electric power required, and the gage pressure at outlet, section 2. Write the pump specific speed in terms of the flow coefficient and the head coefficient.

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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