A single jet Pelton turbine operates a 10,000 kW generator. The generator efficiency is 93%, turbine efficiency is 86%, turbine head is 350 m, coefficient of nozzle velocity is 0.98, speed ratio is 0.46 and the jet ratio is approximately 12. Find the size of the jet, mean diameter of runner, synchronous speed, specific speed of turbine and bucket dimensions.

A single jet Pelton turbine operates a 10,000 kW generator. The generator efficiency is 93%, turbine efficiency is 86%, turbine head is 350 m, coefficient of nozzle velocity is 0.98, speed ratio is 0.46 and the jet ratio is approximately 12. Find the size of the jet, mean diameter of runner, synchronous speed, specific speed of turbine and bucket dimensions.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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A single jet Pelton turbine operates a 10,000 kW generator.
The generator efficiency is 93%, turbine efficiency is 86%,
turbine head is 350 m, coefficient of nozzle velocity is 0.98,
speed ratio is 0.46 and the jet ratio is approximately 12. Find
the size of the jet, mean diameter of runner, synchronous
speed, specific speed of turbine and bucket dimensions.

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Using data given below, determine the main dimensions and blade angles of a Francis turbine. Net head=65 m, speed= 700 rpm, BHP= 400. Actual hydraulic efficiency3D 94%, overall efficiency= 85%, flow ratio= 0.18, wheel width at inlet/ wheel diameter at inlet=0.1, inner diameter/ outer diameter= 0.5. Assuming constant velocity of flow and radial discharge. Neglect area blocked by blades. Vane angle at inlet: 27° 39 33° 53 41° 82 O 52° 56
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3.4 Find the flow rate of water through the system shown for the turbine to produce 20 kW. Neglect friction in your calculations
Using data given below, determine the main dimensions and blade angles of a Francis turbine. Net head=65 m, speed%3 700 rpm, BHP= 400. Actual hydraulic efficiency= 94%, overall efficiency= 85%, flow ratio= 0.18, wheel width at inlet/ wheel diameter at inlet=0.1, inner diameter/ outer diameter= 0.5. Assuming constant velocity of flow and radial discharge. Neglect area blocked by blades. Vane angle at inlet: