Lesson 04 of 712 min

Water Turbines in Hydroelectric Power Plants

Water turbines are the main parts of hydroelectric power plants — an ecological renewable resource. Turbines have gone through a long period of development and today three main types are in use: the Francis, Kaplan, and Pelton turbines.

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Francis, Kaplan, and Pelton Turbines

Three classic machines cover most hydraulic heads used in hydroelectric plants.

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Glossary

Francis turbine

Medium-head reaction water turbine.

Kaplan turbine

Low-head axial water turbine with adjustable blades.

Pelton turbine

High-head impulse water turbine.

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