A pump is to deliver 80 GPM of water at a density of 61. 83lb/ft3 with a discharge pressure of 150 psig. Suction pressure indicates a 2 HG vacuum. The diameter of the suction and the discharge are 5 in. and 4 in. respectively. The pump has an efficiency of 70% while the motor efficiency is 80%. Determine the (a) water horsepower of the pump (b) bhp of the pump motor (c) power input to drive the motor.

A pump is to deliver 80 GPM of water at a density of 61. 83lb/ft3 with a discharge pressure of 150 psig. Suction pressure indicates a 2 HG vacuum. The diameter of the suction and the discharge are 5 in. and 4 in. respectively. The pump has an efficiency of 70% while the motor efficiency is 80%. Determine the (a) water horsepower of the pump (b) bhp of the pump motor (c) power input to drive the motor.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter7: Forced Convection Inside Tubes And Ducts

Section: Chapter Questions

Problem 7.33P

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