PELTON TURBINE HAVING A WATER DRAIN SYSTEM

摘要

The invention relates to a Pelton turbine comprising a wheel carrying a number of Pelton buckets on its circumference; two or more nozzle bodies for directing a water jet onto the Pelton buckets; an annular guide wall for carrying off spray water is located at each side of the wheel and radially outside the Pelton buckets, which wall is annular with respect to a rotation axis; said guide wall comprises orifices for accommodating respective nozzle bodies; and the outlet of every nozzle body extends at least up to the inner radius of the guide wall.