UNIDIRECTIONAL HYDROKINETIC TURBINE (VARIANTS) AND ENCLOSURE FOR SUCH A TURBINE Russian patent published in 2021 - IPC F03B17/06 F03B11/02 H02K7/18 

FIELD: unidirectional hydrokinetic turbines.

SUBSTANCE: set of inventions relates to unidirectional hydrokinetic turbines having an improved flow acceleration system using asymmetric hydrofoils for some of the main components of the turbine or for all of them. These components which may have a hydrofoil profile are, for example, rotor blades (34), center hub (36), rotor blades rim (38), accelerator rim, annular diffuser or diffusers (40), annular enclosure element for protection from wildlife creatures and debris and back rudder.

EFFECT: set of inventions enables recovery of increased amount of energy from a renewable source virtually without negative impact in environment.

41 cl, 4 tbl, 48 dwg