FOX+MCDONALD'S INTRO.TO...-ACCESS+BOX
9th Edition
ISBN: 9781118471340
Author: Pritchard
Publisher: WILEY
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Chapter 10, Problem 29P
Using the performance curves in Appendix C, select the smallest diameter Peerless 8AE20G pump operating at 1770 rpm that will deliver a flow of at least 2000 gpm for the pipeline shown. Determine the actual flow rate and the pump electrical power requirement.
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A single-stage centrifugal pump has an impeller speed of 1750 rpm. If the flow rate of water is 60 gal/min, determine the expected head.
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It is proposed to build a three- stage centrifugal pump to deliver 4000 kg/min of water at a speed of 900 rpm under a total manometric head of 70 m. The vanes are to be radial at inlet and are to be curved backwards at exit at an angle of 45°. Assuming manometric efficiency of 84% and overall efficiency of 75% and considering that vane thickness accounts for 8% of circumferential area. The velocity of flow may be assumed constant at 2.5 m/sec. The probable external diameter is ؟
Chapter 10 Solutions
FOX+MCDONALD'S INTRO.TO...-ACCESS+BOX
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- It is proposed to build a three- stage centrifugal pump to deliver 4000 kg/min of water at a speed of 900 rpm under a total manometric head of 70 m. The vanes are to be radial at inlet and are to be curved backwards at exit at an angle of 45°. Assuming manometric efficiency of 84% and overall efficiency of 75% and considering that vane thickness accounts for 8% of circumferential area. The velocity of flow may be assumed constant at 2.5 m/sec. The outlet peripheral speed is ؟arrow_forwardIt is proposed to build a three- stage centrifugal pump to deliver 4000 kg/min of water at a speed of 900 rpm under a total manometric head of 70 m. The vanes are to be radial at inlet and are to be curved backwards at exit at an angle of 45°. Assuming manometric efficiency of 84% and overall efficiency of 75% and considering that vane thickness accounts for 8% of circumferential area. The velocity of flow may be assumed constant at 2.5 m/sec. The width of each impeller is ؟arrow_forwardA radial flow pump operating at maximum efficiency at a specific speed of 2300 is to deliver 260gpm against a head of 129ft at a rotative speed of 2100 rpm. Find the required number of stages. ANSWER: 3arrow_forward
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