It is desired to construct a hydraulic turbine for a hydraulic power plant to operate under the following conditions:  discharge Q = 3.5 m3/s of water, the available net head = 290 meters, the hydraulic efficiency = 0.8, the rotating speed = 300 rpm.  A Pelton wheel impulse turbine was selected with the following specifications: the bucket angle b2 = 160°, the coefficient of velocity for the nozzle is 0.98 and assume the friction coefficient k = 0.2.  Determine the following:Jet Diameter to Wheel diameter ratio, dj/Dw.   The Specific Speed in M.K.S., Ns.The computed head coefficient ϕ.The brake horsepower. The required number of Jets. The Pelton wheel diameter in meters.

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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.