Calculate the NPSH for a pump that receives 300℉ water at the rate of 1250 gpm through a pipe whose ID is 10 in. A suction gage located 20 ft below the pump indicates a pressure of 77 psig, and the barometer indicates a pressure of 20.2 in Hg?
Calculate the NPSH for a pump that receives 300℉ water at the rate of 1250 gpm through a pipe whose ID is 10 in. A suction gage located 20 ft below the pump indicates a pressure of 77 psig, and the barometer indicates a pressure of 20.2 in Hg?
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter2: Matter And Energy
Section: Chapter Questions
Problem 29RQ: If 3000 ft3 of air is crossing an evaporator coil and iscooled from 75F to 55F, what would be the...
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1. Calculate the NPSH for a pump that receives 300℉ water at the rate of 1250 gpm through a pipe whose ID is 10 in. A suction gage located 20 ft below the pump indicates a pressure of 77 psig, and the barometer indicates a pressure of 20.2 in Hg?
2. A centrifugal pump receives 75,000 lb. per hour of 90 ℉ water when the pump centerline is 9 ft. above the water level in a vessel that has a pressure of 4.5 psi. Calculate the water horsepower, neglecting friction and velocity heads, if the discharge gage reads 125 ft of water?
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