4 DECIMAL PLACES THANK YOU A turbine system is harnessing the energy offlowing water from reservoir 1 to reservoir2. The difference in elevation between thetwo reservoirs is 120ft. For a designflowrate of 50ft^3/s, the head loss is 30ft.Neglect the difference in atmosphericpressure between the reservoirs. Use 62.4Ib/cu.ft for the waters specific weight. Hint:1hp = 550 lb ft/s.%3DSolve the turbine head inft.Solve the theoreticalpower extracted by the turbine in horsepower.Note: Do not include units in your answers.Do not round off intermediate values andanswer in four decimal places.

Given: Difference in elevation of two reservoirs = 120 ft difference in elevation =120 fthead loss…

Answered: A turbine system is harnessing the…

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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Two reservoirs are connected as shown in the figure. The difference in Elevation of the two reservoirs is 6.88m. Darcy-Weisbach friction factor for all pipes, f=0.0238. Pipe 1: Length=3500m Diameter=70cm Pipe 2 and 3: Length=1750m Diameter=35cm Compute the discharge in the pipe one in L/s. Compute the discharge in the pipe three in L/s.
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A powerhouse is equipped with impulse turbines of Pelton type. Each turbine delivers a power of 14 MW when working under a head of 900 m and running at 600 rpm. Find the diameter of the jet and the mean diameter of the wheel. Assume that overall efficiency is 89%, velocity coefficient of jet 0.98, and speed ratio 0.46. (Answer: 132 mm, 1.91 m; respectively)
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Water flows from Reservoir A (Elev 125 m.) to a turbine (Elev 67 m.) then discharges into tailtrace B (Elev 26 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 1.97 times the velocity head in the pipe. If the flow rate in the pipe is 39 ft3/s, diameter of all pipes is 30 in, calculate the horsepower generated by the turbine. Use 1 hp = 550 lb-ft/s. ANS : 1,000,000
A horizontal jet of 57 liters/sec strikes tangentially on one or another of a series of moving curved vanes, each having a deflection angle of 60 degrees. The water as it leaves the vane has an absolute velocity of 12 m/sec and makes an angle of 30 degrees with the horizontal. (a) Determine the horizontal force exerted on the vanes. (b) Determine the power developed.
Pump BC delivers water to reservoir F and the hydraulic gradeline is shown in the figure. Determine :A). The power supplied to the water by pump BCB). The power removed by turbine DE andC). The elevation maintained in reservoir F.
5. Water is pumped 14.5 km from a reservoir at elevation 30 m to another reservoir at elevation 70 m. The steel pipeline connecting the reservoirs has a nominal diameter of 1400 mm (the actual inside diameter is 1372 mm) with C = 90. If the flow is 1.18 m3/s, the pumping efficiency is 82%, and electricity costs $0.14/kWh. Assuming that the density of water is 1000 kg/m3, what will be the monthly power bill? Sketch the hydraulic and energy grade lines.
Reservoirs A and B have elevations 250 m and 100 m, respectively, and are connected by a pipe having a diameter of 250 mm and a length of 250 m. A turbine is installed at apoint in between reservoirs A and B. The discharge in the pipeline is 140 L/s. If the head loss in the pipe due to friction is 8.55 m, which of the following most nearlygives the power generated by the turbine? A. 215.56 Kw B. 194.27 Kw C. 235.16 Kw D. 180.50 kw
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