Apparatus and method for modifying a geometry of a turbine part

Wave energy device with constricted tube and generator pod

Modular variable-head hydroelectric energy conversion system

Control system for submersible electric motor drive control

Energy storage and generation system

Wave energy device with constricted tube and generator pod

Method for mounting a guide apparatus

Energy conversion device

Apparatus and method for modifying a geometry of a turbine part

Rotary jet, power generation systems and motors including the same, and methods of making and using the same

Submersible electrical wicket gates operator

Blade for a runner unit

Method for manufacturing a rotating part of a hydraulic machine, rotating part manufactured according to this method, hydraulic machine and energy conversion installation

Water turbine generator

Methods and apparatus for moving fluid using a strake

Device for tapping electrical energy from hydropower

Hydraulic turbine and pipe

Debris resistant thrust bearing assembly for high speed hydraulic centrifugal turbines and pumps

Blade for a water current turbine rotor, water current turbine comprising such a blade, associated water current turbine and method for producing such a blade

Rotating machine blade with reinforced modular structure

Hydraulic machine

Rotation blade attachment method for regeneration energy type electric generation apparatus