A hydroelectric power plant is to be built at a dam with a gross head of 240 m. The head losses in the head gate and penstock are estimated to be 6 m. The flow rate through the turbine is 18,000 L/min. The efficiencies of the turbine and the generator are 88 percent and 96 percent, respectively. The electricity production from this turbine is (a) 6930 kW (b) 5750 kW (c) 6440 kW (d ) 5820 kW (e) 7060 kW

Q: At the Niagara Falls generating station, the water drops 102 m from the intake pipes at the top of…

A: Given data Height (H) = 102 m Mass flow rate (m˙) = 1000 kg/s Efficiency of the turbine (η) = 75% =…

Q: o be pump from a reservoir with a temperature of 32oC at sea level. Friction loss at suction is 0.3…

A: pressure @sea level = 101.3 KPa  Psat = 4.798 kPa  datum difference = 2.45 friction loss = 0.3 m

Q: A hydroelectric power plant site where the average elevation of the headwater is 565 m, the…

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Q: Give examples of pump efficiency and turbine efficiency?

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Q: A hydroelectric plant has a head of 57 m and a water volumetric flow rate of 500 m/s. Determine the…

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Q: Electric power is to be generated by installing a hydraulic turbine-generator at a site 70 m below…

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Q: In a hydroelectric power plant as shown in the figure, 100 m3/s of water flows froman elevation of…

A: Given Volumetric flow = 100 m3/s Elevation = 130 m Overall efficiency = 0.8 % To find Electric power…

Q: Q3. Figure 21.22 gives the characteristics of a series of centrifugal pumps. Calculate the specific…

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Q: A liquid is pumped at 6,251 N / s between two tanks. Tank A is pressurized to 0.259 MPa and the…

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Q: When water is pumped into a water tank 20 m above a lake with a flow rate of 70 l/s, 20.4kW of…

A: Given data:- Head(H) = 20 m Discharge(Q) = 70 L/sec Electric power = 20.4 k

Q: low rate of 0.37 m/min from a lower reservoir as shown in the figure below. The twe eservoirs are…

A: Given:η=0.60Q=0.37 m3/mind=2.54 cm =0.0254 mK=2.9

Q: Water is being pumped from a large lake to a reservoir 25 m above at a rate of 25 L/s by a 17-KW…

A: According to the given data V˙=25L/s=25x10-3m3/s Wshaft=17 kW z2-z1=25m hL=5m We need to find…

Q: The water in a large reservoir in the figure is transported to the turbine - generator group by a 1…

A: Write the given data.

Q: A pump draws 20 kW of electrical power while pumping oil with a density of 780 kg/m^3 at a flow rate…

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Q: The jet velocity in a pelton turbine is 70 m/s. The peripheral velocity of the runner is 30 m/s. The…

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Q: A 2-kW pump is used to pump kerosene (p = 0.820 kg/L) from a tank on the ground to a tank at a…

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Q: The proposed hydroelectric power plant has the following data: Normal head water surface, 197 m,…

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Q: diameter tube at a rate of 0.6 m3/s and leaves through a 25 cm diameter tube. cm in diameter With a…

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Q: Water is pumped from a lake to a storage tank 18 m above at a rate of 70 L/s while consuming 20.4 kW…

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Q: The elevation of the dam is about 110 m above the power plant, and the total irreversible head loss…

A:

Q: A reaction type hydro-electric plant use a 95% efficiency generator to produce its rated output of…

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Q: 1.  Water horsepower of the pump 2.  Brake horsepower of the pump 3.  Power input to drive the…

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Q: Q.3) Water is pumped from a lower reservoir to a higher reservoir by a pump that provides 20 kW of…

A: Givenpower provided by pump to water P=20kWZ=45mhL=23m

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Q: The water needs of a small farm are to be met by pumping water from a well that can supply water…

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Q: An axial-flow pump is designed to deliver water at a rate of 0.90 m3/s running at 620 rpm. Determine…

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Q: Water is being pumped from a large lake to a reservoir 25 m above at a rate of 25 L/s by a 10-kW…

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A: The power delivered by the generator is 19.8 kW.

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.