Loose Leaf For Fluid Mechanics
8th Edition
ISBN: 9781259169922
Author: White, Frank M.
Publisher: McGraw-Hill Education
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Chapter 11, Problem 11.7P
A piston PDP has a 5-in diameter and a 2-in stroke and operates at 750 r/min with 92 percent volumetric efficiency, (a) What is its delivery, in gal/min? (b) If the pump delivers SAE 10W oil at 20°C against a head of 50 ft, what horsepower is required when the overall efficiency is 84 percent?
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Chapter 11 Solutions
Loose Leaf For Fluid Mechanics
Ch. 11 - Prob. 11.1PCh. 11 - Prob. 11.2PCh. 11 - Prob. 11.3PCh. 11 - Prob. 11.4PCh. 11 - Pl 1.5 What type of pump is shown in Fig. Pl 1.5?...Ch. 11 - Prob. 11.6PCh. 11 - A piston PDP has a 5-in diameter and a 2-in stroke...Ch. 11 - Pl 1.8 A Bell and Gossett pump at best efficiency,...Ch. 11 - Prob. 11.9PCh. 11 - Prob. 11.10P
Ch. 11 - Prob. 11.11PCh. 11 - Prob. 11.12PCh. 11 - Pl 1.13 A 3.5 hp pump delivers 1140 lbf of...Ch. 11 - Prob. 11.14PCh. 11 - Prob. 11.15PCh. 11 - Prob. 11.16PCh. 11 - Prob. 11.17PCh. 11 - Prob. 11.18PCh. 11 - Pl 1.19 A centrifugal pump has r2 = 9 in, b2 = 2...Ch. 11 - Prob. 11.20PCh. 11 - Prob. 11.21PCh. 11 - Prob. 11.22PCh. 11 - P11.23 When pumping water, (a) at what speed...Ch. 11 - Prob. 11.24PCh. 11 - Prob. 11.25PCh. 11 - Prob. 11.26PCh. 11 - Prob. 11.27PCh. 11 - Prob. 11.28PCh. 11 - Tests by the Byron Jackson Co. of a...Ch. 11 - A pump, geometrically similar to the 12.95-in...Ch. 11 - Prob. 11.31PCh. 11 - Prob. 11.32PCh. 11 - Prob. 11.33PCh. 11 - You are asked to consider a pump geometrically...Ch. 11 - Prob. 11.35PCh. 11 - Prob. 11.36PCh. 11 - Prob. 11.37PCh. 11 - Prob. 11.38PCh. 11 - Prob. 11.39PCh. 11 - Prob. 11.40PCh. 11 - Prob. 11.41PCh. 11 - Prob. 11.42PCh. 11 - The 28-in-diameter pump in Fig. 11.7a at 1170...Ch. 11 - Prob. 11.44PCh. 11 - Prob. 11.45PCh. 11 - Prob. 11.46PCh. 11 - PI 1.47 A pump must be designed to deliver 6 m /s...Ch. 11 - Pl 1.48 Using the data for the pump in Prob. Pl...Ch. 11 - Prob. 11.49PCh. 11 - Prob. 11.50PCh. 11 - Prob. 11.51PCh. 11 - Prob. 11.52PCh. 11 - Prob. 11.53PCh. 11 - Prob. 11.54PCh. 11 - Prob. 11.55PCh. 11 - Prob. 11.56PCh. 11 - Prob. 11.57PCh. 11 - Prob. 11.58PCh. 11 - Suppose it is desired to deliver 700 ftVmin of...Ch. 11 - Prob. 11.60PCh. 11 - Prob. 11.61PCh. 11 - Prob. 11.62PCh. 11 - Pl 1.63 A good curve-fit to the head vs. flow for...Ch. 11 - Prob. 11.64PCh. 11 - *P11.65 An 11.5-in-diameter centrifugal pump,...Ch. 11 - Pl 1.66 It is proposed to run the pump of Prob. Pl...Ch. 11 - Prob. 11.67PCh. 11 - Prob. 11.68PCh. 11 - The pump of Prob. P1138, running at 3500 r/min, is...Ch. 11 - Prob. 11.70PCh. 11 - Prob. 11.71PCh. 11 - Prob. 11.72PCh. 11 - Prob. 11.73PCh. 11 - Prob. 11.74PCh. 11 - Prob. 11.75PCh. 11 - Prob. 11.76PCh. 11 - Prob. 11.77PCh. 11 - Prob. 11.78PCh. 11 - Prob. 11.79PCh. 11 - Determine if either (a) the smallest or (b) the...Ch. 11 - Prob. 11.81PCh. 11 - Prob. 11.82PCh. 11 - Prob. 11.83PCh. 11 - Prob. 11.84PCh. 11 - Prob. 11.85PCh. 11 - Prob. 11.86PCh. 11 - Prob. 11.87PCh. 11 - Prob. 11.88PCh. 11 - A Pelton wheel of 12-ft pitch diameter operates...Ch. 11 - Prob. 11.90PCh. 11 - Prob. 11.91PCh. 11 - Prob. 11.92PCh. 11 - Prob. 11.93PCh. 11 - Prob. 11.94PCh. 11 - Prob. 11.95PCh. 11 - Prob. 11.96PCh. 11 - Prob. 11.97PCh. 11 - Prob. 11.98PCh. 11 - Prob. 11.99PCh. 11 - Prob. 11.100PCh. 11 - Prob. 11.101PCh. 11 - Prob. 11.102PCh. 11 - Prob. 11.103PCh. 11 - Prob. 11.104PCh. 11 - Prob. 11.105PCh. 11 - Prob. 11.106PCh. 11 - Prob. 11.107PCh. 11 - Prob. 11.108PCh. 11 - Prob. 11.1WPCh. 11 - Prob. 11.2WPCh. 11 - Prob. 11.3WPCh. 11 - Prob. 11.4WPCh. 11 - Prob. 11.5WPCh. 11 - Consider a dimensionless pump performance chart...Ch. 11 - Prob. 11.7WPCh. 11 - Prob. 11.8WPCh. 11 - Prob. 11.9WPCh. 11 - Prob. 11.10WPCh. 11 - Prob. 11.1CPCh. 11 - Prob. 11.2CPCh. 11 - Prob. 11.3CPCh. 11 - Prob. 11.4CPCh. 11 - Prob. 11.5CPCh. 11 - Prob. 11.6CPCh. 11 - Prob. 11.7CPCh. 11 - Prob. 11.8CPCh. 11 - Prob. 11.1DP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- A piston PDP has a 5-in diameter and a 2-in stroke andoperates at 750 r/min with 92 percent volumetric effi ciency.(a) What is its delivery, in gal/min? (b) If the pump deliversSAE 10W oil at 20°C against a head of 50 ft, what horsepoweris required when the overall effi ciency is 84 percent?arrow_forwardA fi reboat pump delivers water to a vertical nozzle with a3:1 diameter ratio, as in Fig. . If friction is neglectedand the fl ow rate is 500 gal/min, how high will the outletwater jet rise?( a ) 2.0 m, ( b ) 9.8 m, ( c ) 32 m, ( d ) 64 m, ( e ) 98 marrow_forwardconsider the following conditions: a centrifugal pump has diameters d1 = 7 in, d2 = 13 in, blade widths b1 = 4 in, b2 = 3 in, blade angles β1 = 25° and β2 = 40°, and rotates at 1160 r/min. If the fluid is gasoline at 20°C (ρ = 1.319 slugs/ft^3) and the flow enters the blades radially, estimate the theoretical or “design” quantities. (a) design flow rate in gal/min (b) horsepower (c) head in ftarrow_forward
- A fi reboat pump delivers water to a vertical nozzle with a3:1 diameter ratio, as in Fig. If duct and nozzle frictionare neglected and the pump provides 12.3 ft of head tothe fl ow, what will be the outlet fl ow rate?( a ) 85 gal/min, ( b ) 120 gal/min, ( c ) 154 gal/min,( d ) 217 gal/min, ( e ) 285 gal/minarrow_forwardAcentrifugal pump has di = 24 cm, dz = 36 cm, b1 = 12 cm, bz =7.5 cm, B1 = 22°, and B2 = 38° and rotates at 1170 r/min. If the fluid is gasoline at 20°C and the flow enters the blades radially, estimate the theoretical (a) flow rate (b) horsepower, and (c) head. For gasoline, take p=680 kg/m3.arrow_forwardConsider the following data relating toperformance of a centrifugal pump:speed 1200 rpm, flow rate 30 L/s, head 20 m, and power 5 kW. If the speed of the pump is increased to 1500 rpm, assuming the efficiency isunaltered, Find the new flow rate and head.arrow_forward
- 1) A single-stage centrifugal pump operating at 650 rpm and delivering 250 gallons per second has a specific speed of 4750 rpm. The suction flange is 609.6 mm in diameter and has a vacuum pressure of 70 kPa. The discharge flange is 22 inches in diameter and its centerline is 30.5 cm above the suction centerline. What discharge pressure in kPaa would you expect to find?arrow_forwardA double suction centrifugal pumps delivers 25ft3 of water at a head of 12m and running at 650rpm. What is the specific speed of the pump? ANSWER: 3097.77rpmarrow_forwardQ-- Consider the following data relating toperformance of a centrifugal pump:speed 1200 rpm, flow rate 30 L/s, head 20 m, and power 5 kW. If the speed of the pump is increased to 1500 rpm, assuming the efficiency isunaltered, Find the new flow rate and head.arrow_forward
- A two-lobe rotary positive-displacement pump, similar to that of Fig., moves 0.45 cm3 of SAE 30 motor oil in each lobe volume Vlobe, as sketched. Calculate the volume flow rate of oil for the case where n. = 900 rpm.arrow_forwardEx.2: In a test of the centrifugal pump shown in Fig. below, the following data are taken: py =100 mmHg (vacuum) and pz = 500 mmHg (gage). The pipe diameters are D1 = 12 cm and Dz = 5 cm. The flow rate is 180 gal/min of light oil (SG =0.91). Estimate (a) the head developed, in meters, and (b) the input power required at 75 percent efficiency. — -—arrow_forwardA mine ventilation fan, running at 295 r/min, delivers500 m3/s of sea-level air with a pressure rise of 1100 Pa.Is this fan axial, centrifugal, or mixed? Estimate its diameterin ft. If the fl ow rate is increased 50 percent for thesame diameter, by what percentage will the pressure risechange?arrow_forward
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