Elevation 90mB150mmdiameter100mmdiameterElevation 10mPA pump draws water from reservoir A and lifts to reservoir B. Points 1 and 2 are points just before and just after the pumprespectively as shown. The head loss from point A to point 1 is 3 times the velocity head at point 1. The head loss from point 1 to Bis 20 times the velocity head at point 2. Compute the power output in the pump in horsepower if the discharge in the system is 15L/s.A) 20.67 HPB) 14.35 HP16.54 HPNo answer among the choices(E) 23.82 HP

Answered: Image /qna-images/answer/db32d669-58ce-44dd-adbf-3014c46fb9ac.jpg

Answered: ... Elevation 90m 150mm diameter 100mm…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Problem 4. Fundamentals of Fluid Flow. Solve for the head added due to pump (in meters) for the system shown below. Discharge is 0.3 cu. m/s. Assume that the head loss in the 4" pipe is to discharge, has a diameter of 4". Discharge pipe at point 2 is located h = 1. The pressure in the discharge pipe at point 2, and reservoir 1, are atmospheric. Assume that reservoir 1 is very large. 7 times its velocity head. The entire pipe, from supply 2meters above reservoir h pump Figure 4. Problem 4 Illustration.
3. Water is being pumped at 2.5ft3/s. The head loss between points 1 and 2 is 9ft and the power rating of the pump is 25hp. If the pump has an efficiency of 35%, solve the differential height of the mercury in the manometer (SG = 13.6). D₁ = 3 in 5 ft Pump h? D₂ = 6 in 8-1₂ Mercury
A pump is used to raised water to a reservoir through 800 m. long of 20 cm diameter with Cw of Hazen-William’s Equation equal to 110. If the pipe is to be replaced with a new one having the same length but with a diameter of 25 cm and Cw = 130, determine the power save if the flow is to be maintained at 100 liters per second. Draw the approximate EGL and HGL.
Consider the figure below. The pump supplies water from reservoir A to reservoir B through the 500mm o pipe, 600m long. Using f = 0.02 and the hydraulic grade line shown, determine the following: a) power supplied by the pump, b) power loss by the turbine, and elevation maintained by reservoir B. El. 200 hfj El. 190 НЕ El. 180 hf, B El.100 A P TURBINE PUMP ANSWER: a. Power = 1557.828 kW, b. Power = 155.7828 kW c. Elevation of B = 170 m %3D
During a flow of 450 L/s, a pressure of 65 kPa was measured at point C in 320 mm diameter horizontal the supply line of water turbine and a -47 kPa pressure T. was measured at point D, 2 m below point C at the 460 diameter exit pipe. mm Compute the total head extracted by a. the turbine. b. Compute the power supplied to the turbine in horsepower.
Elev A Water Elev C Elev B Water flows from Reservoir A (Elev 138 ft.) to a turbine (Elev 75 ft.) then discharges into tailtrace B (Elev 26 ft.) as shown. The head loss from (A) to (1) is 4 times the velocity head in the pipe, and the head loss from (2) to (b) is 0.96 times the velocity head in the pipe. If the flow rate in the pipe is 34 ft3/s, diameter of all pipes is 26 in, calculate the horsepower generated by the turbine. Use 1 hp = 550 lb-ft/s. Round off to the nearest whole number.
Hydrodynamics pumps (WRITTEN COMPLETE SOLUTION AND FIGURES IF NEEDED) 1. A centrifugal pump installation draws water from an open reservoir having a water elevation of 5 m above the pump centerline and delivers the water to another open reservoir 80 m above pump centerline. The rate of discharge is 600 li/min. The suction pipe has a diameter of 200 mm while that of the discharge pipe diameter is 150 mm. The friction loss at the suction is estimated to be 4 times the velocity head at the 200 mm suction pipe. At the discharge, the friction loss is estimated to be 21 times the velocity head at the 150 mm discharge pipe. If the overall mechanical efficiency is 77%, estimate the brake power input to thepump. a. brake power Answer : ____________________ kW
A pump draws water from a reservoir A and lifts it to reservoir B as shown. The loss of head from A and lifts it to reservoir B as shown. The loss of head from A to (1) is 5 times the velocity head in the 12-inch pipe and the loss of head from (2) to B is 23 times the velocity head in the 7-inch pipe. Compute the pressure heads (2) in ft when the discharge is 447 gpm. Round your answer to 2 decimal places.
The pump in the figure B. draws water from a reservoir and discharges through 2 V2 inches hose, which terminates in a nozzle having a jet diameter of inch. The head losses are: I to 2. 5.75 ft: 2 to 3. negligible: 3 to 4. 30.61 ft. 4 to 5. 11.6 ft. Compute the required horsepower output of the pump and make a table of the heads at the five points. Q is (a) 261 gpm. (b) 361 gpm.
Water is pumped from a supply reservoir to a ductile iron water transmission line. The high point of the transmission line is at point A 1 km downstream of the supply reservoir and the low point of the transmission is at point B 1 km downstream of point A. If the flow rate through the pipeline is 1m³/s the diameter of the pipe is 750mm and the pressure at A is to be 350 kPa. A) estimate the head that must be added by the pump. B) estimate the power supplied by the pump. C) calculate the water pressure at B.
3) A centrifugal pump delivers water between two reservoirs with a 300 ft. elevation difference (Az). The 12-in diameter suction pipe (f1= 0.020) is 100 ft. long (L1) and the 10-in diameter discharge pipe (f2= 0.026) is 5000 ft. long (L2). The pump has a performance curve defined by the equation: h, = 375 - Q² where h, is the pump head in feet and Q is the discharge in ft/s. a) Calculate the discharge, Q. b) Calculate the NPSHA. Assume standard atmospheric conditions, 60°F water, and a pump elevation 8 ft. above the lower reservoir Az D, L2 2 D, Ly. ft LOM
Water flows from Resorvoir A (Elev 133 m.) to a turbine (Elev 76 m.) then discharges into tailtrace B (Elev 30 m.) as shown. the head loss from (A) to (1) is 2 times the velocity head in the pipe, and the head loss from (2) to (b) is 1.49 times the velocity head in the pipe. if the flow rate in the pipe is 35 ft63/S, diameter of all pipes is 25 in., calculate the horsepower generated by the turbine. Use 1 hp = 550 lb-ft/s.

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