Question
A pump is to deliver 80 gpm of water at 140F with a discharge pressure of 158 psig. Suction pressure indicates 2 inches of mercury
A pump is to deliver 80 gpm of water at 140F with a discharge pressure of 158 psig. Suction pressure indicates 2 inches of mercury vacuum. The diameters of the suction and discharge pipes are five (5) inches and four (4) inches, respectively. The pump has an efficiency of 70%, while the motor efficiency is 80%.
Determine:
- Water horsepower of the pump
- Brake horsepower of the pump
- Power input to drive motor
- Combined motor-pump efficiency
Step by Step Solution
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Step: 1
Given Water discharge rate Q 80 gpm Temperaure 140 F Discharge pressure p d 158 psig Suction ...
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Fundamentals of Thermal-Fluid Sciences
Authors: Yunus A. Cengel, Robert H. Turner, John M. Cimbala
5th edition
78027680, 78027683, 9781760421359, 978-0078027680
