Technical Field
The present invention concerns a turbine for a hydroelectric power plant and a hydroelectric power plant.
Description of the Related Art
WO 2010/026072 A2 discloses a hydroelectric power plant with a flow passage and a turbine in the flow passage, the turbine being connected to a generator by way of a shaft. The flow passage has a first portion with a first narrowing and a second portion of a diameter smaller than that of the enlargement, wherein the turbine is provided in the second portion.
U.S. 2009/0214343 A1 discloses a turbine for a hydroelectric power plant. The turbine has a rotor having a plurality of turbine blades and a guide apparatus which is arranged downstream of the rotor and which functions as a support apparatus. The turbine has a substantially spherical hub and the pitch angle of the turbine blades is adapted to be adjustable.