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.

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Q: kes in 1060 ft³/s of water through its turbine and discharges it to the atmosphere at 7 ft/s. The…

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Q: Q27. A Kaplan turbine working under a head of 18 metres develops 18390 kW at an overall efficiency…

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Q: Upper reservoir elevation = 100m Lower reservoir elevation = 50m The penstock pipe in between the…

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Q: In a hydroelectric power plant, water at 4°C is supplied to the turbine at a rate of 0.58 m³/s…

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Q: A 150-mm diameter penstock supplies water to a turbine under a constant head of 30m. Surge tank…

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Q: 1. The pump draws water from the large reservoir and produces a discharge at the lake through a 100…

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Q: ater into the atmosphere, 1 t, and the velocity in the ed to the turbine by the w

A: Given:- d=18in L=150 ft v=20 ft/s To find:- power

Q: . The discharge pipe of a pimp is 400 mm in diameter delivers 0.5 m³/sec of water to a building…

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Q: Water from a reservoir is pumped over a hill through a pipe 90 cm in diameter, and a pressure of 200…

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Q: This turbine is accepted as a model for developing a prototype turbine to be used in a powerhouse…

A: The values given in the question are as follows: Model turbine- Nm=600 rpm Qm=50 lps or 50*10-3 m3/s…

Q: the reservoir is pumped over hill through a 90 cm diameter pipe, and the pressure of 200 kPa is…

A: Given:- d=90cm P=200kPa pipe=90cm above reservoir flow=1.40m3/sec head loss=3.0m efficient=90% To…

Q: Upper reservoir elevation = 100m Lower reservoir elevation = 50m The penstock pipe in between the…

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Q: Q4: A turbine is located in pipe No.2, shown in figure (4). If the turbine efficiency is (90%), what…

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Q: The turbine in the sketch has a flowrate Q = 100 m³/s and the outlet has a circular cross- section…

A: Solution: Given: Discharge Q= 100m3/s Diameter D=2m Total head HT= 100m Head Loss H=20m The…

Q: Reservoirs A and B have elevations 250 m and 100 m, respectively, and are connected by a pipe having…

A: Q=140L/s To find power generated by turbine

Q: Find Hp of the turbine, (V=20 ft/s, * D=18 in , L=150 ft, f=O.03) Water 200 ft Turbine 20 tvs 200 ft…

A: ASKED: To determine the head of the turbine (Hp).   Given, Head of water at the inlet of the pipe…

Q: Consider two hydraulic turbines having identical specific speed and effective head at the inlet. If…

A: Given: Two hydraulic turbines having identical specific speed and effective head at the inlet.…

Q: (c) A Francis turbine is designed to operate under a head of 30 m at 300 rpm. The specific speed w,…

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Q: Q-A hydraulic turbine develops 8000 kW when running at 300 rpm under a head of 45 m. find the speed…

A: Given- Power P=8000 kW, Speed N1=300 RPM, Head H1=45 m, Head H2=60 m,

Q: Find the amount of power in KW derived by the turbine from the system on figure shown. Losses in the…

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Q: In a Pelton wheel, the bucket peripheral speed is 10 m/s, the water jet velocity is 25 m/s and…

A: To Determine Power Development, P

Q: The following applies the figure (6): (PA= 207kPa.), (P=689.44kPa.). (Q= 0.14 m'/s), elevation of…

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Q: Water is flowing through a venturimeter shown. The difference in pressure between A (D = 5cm) and B…

A: Given data in question  Diameter  Head loss To find out  Discharge

Q: 3. A pump which has at total head and power of 40 m and 37 kW is operating at a rate of 5670 L/min.…

A: To calculate the performance of the pump at 1250 rpm, we will need to use the affinity laws for…

Q: A turbine develops 9000 H.P. when running at 100 rmp. Head in the turbine is 30 m. If head is…

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Q: he water system consists of a reservoir with a the pipe entrance is sharp-edged pipe entrance, a…

A: A turbine is normally a machine that works under the action of a fluid surface with a circular set…

Q: - Solve the theoretical power extracted by the turbine_

A: This question has been taken from fluid mechanics

Q: Reservoirs A and B have elevations 250 m and 100 m, respectively, and are connected by a pipe having…

A: Elevation of reservoir A, Elevation of reservoir B, Diameter of pipe, Length, Discharge in pipeline,…

Q: A Kaplan turbine works under a head of 22 m. and has a rotative speed of150 rpm. The diameters of…

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Friction

Friction is defined as the force that prevents any solid surface, any layer of fluid, or any kind of element or material from sliding.