Three-dimensional (3D) flow floating power generator

Wave energy device with constricted tube and generator pod

Hydroelectric system in a plant

Hydroelectric power generation apparatus

Magnetic failsafe piston retention assembly, and related components, systems, and methods

Wave power generation device including wire

Variable-speed pumped storage power generation apparatus

Method for efficiently obtaining mechanical work and/or generating power from fluid flows and apparatus thereof

Stepwise operating parallel type small hydro power generation system having fixed flow path

Ocean current power generating device

Modular variable-head hydroelectric energy conversion system

Power generation systems, and related methods, components and control systems

Hydraulic installation and method for operating the same

Control system for submersible electric motor drive control

Turbine for extracting kinetic energy from flowing fluid, and related methods and systems

Regulating pressure and harvesting energy as relates to flow meters and metrology hardware

Control apparatus and method for variable renewable energy

Fluid flow actuated tool

Energy storage and power generation system and method

Turbine System and Method

Energy storage and generation system

Wave energy device with constricted tube and generator pod

Fluid driven turbine apparatus

Commutator-less and brush-less direct current generator and applications for generating power to an electric power system

Bearing module for adjusting a rotor blade angle of attack in an underwater power plant

Hydraulic turbine

Operating wind motors and determining their remaining useful life

SYSTEMS AND METHODS FOR GENERATING ENERGY

Three-dimensional (3D) flow floating power generator

Fluid system

Rotating machine and installation for converting energy comprising such a machine

Method for stabilizing the rotation speed of a hydraulic machine with S-characteristics and installation for converting hydraulic energy into electrical energy

Method of actuating an ocean current electric power generator and an actuation control apparatus

Pumped-storage power generation control device and pumped-storage power generation control method

Guide vane of hydraulic machinery and hydraulic machine

Method for autonomous operation of electricity-generating device

Combined pump and turbine

Turbine system and method

Hydraulic installation and method of operating such an installation

Controller for hydroelectric group

Bearing-assembly-and-seal module for an underwater current turbine of a tidal-/ocean-/river-current power plant

Floating body for tidal current power generation and power generation method using same

Methods and apparatus for test a performance of a generator

Submersible electrical wicket gates operator

Seal assembly for sealing a space between a housing and a component against entry of a liquid medium

Water current power generation systems

Aerating system for hydraulic turbine

Hydraulic turbine

Systems and methods for generating energy

Subsea cable engagement system

Turbine-type flow rate controlling device

Turbine-type flow rate controlling device

Runner vane of axial hydraulic machine, runner of axial hydraulic machine, and axial hydraulic machine

Hydraulic power recovery turbine with integrated bearing-clutch housing

Assembly for generating electricity

Floating device generator

Floating power generator

Hydraulic turbine, and power conversion facility including such a turbine

Adjustment valve with energy recovery

Convertible water pump

Water turbine generator

Method for controlling a water sluice gate drive for a water sluice gate having an electric machine, service connection, water sluice gate drive and hydroelectric power plant

Bi-rotational generator

Rotor and fluid turbine with rotor

Fluid turbine

System for controlling water turbine generator for waterworks

Pumped storage power plant

Vertical shaft with a slide bearing for a turbine or a generator

Device for controlling the movement of a hydraulic cylinder, particularly for hydraulic machines

Method and device for supplying a measurement electronics system with electrical energy

System and method for storing energy

Hydraulic turbine and pipe

Energy conversion system and method

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

Hoop for a hydrostatic or hydrodynamic bearing, method for mounting such a hoop on a shaft, and assembly formed by such a hoop and a shaft

Hydroelectric generator

Fluid driven electric power generation system

Shut off valve for oscillating water column turbines

Generator-type pressure relief device for water supply and drainage pipes

Cryogenic liquid turbine

Drive train

Run-of-the-river or ocean current turbine

Control device for hydraulic turbines

Regulation valve control based on fluid level changes

Hydraulic machine

Power generating plant and floating plant for rivers and canals

Underwater sliding member, method for manufacturing underwater sliding member, and hydraulic machine

Infinitely variable direction control

Infinitely variable pumps and compressors

Hydro-electric power plant comprising a grating assembly for taking water into the turbine, which is designed to discharge floating debris stopped by the grating

Device for detecting abrasive wear

Super efficient regulator

Determining damage and remaining useful life of rotating machinery including drive trains, gearboxes, and generators

Determining remaining useful life of rotating machinery including drive trains, gearboxes, and generators

Hydraulic machine and method of operating same

Bearing device and hydraulic machine

Energy generating installation

Water desalination mechanism

Bypass foil

Aerated swirling vertical shaft with double volute chambers

Fin and installation for converting hydraulic-energy comprising such a fin

Hydroelectric power generation plan adjustment device, hydroelectric power generation plan adjustment method, and program

Renewable energy extraction device

Pitch drive device capable of emergency operation for a wind or water power plant

Device and method for removing suspended-material particles

Pitch and heave driven wave energy converter system including cable supported reaction masses

High-performance turbine with increased specific power

Hydraulic control valve for a one-sided operating differential cylinder having five control edges

Fluid machine

Installation for converting hydraulic energy, and a method of controlling such an installation

Installation for converting hydraulic energy into mechanical or electrical energy

Method and means for enhancing the efficiency of water turbines

ENERGY GENERATING SYSTEM USING A PLURALITY OF WATERWHEELS

Francis-type hydraulic turbine wheel equipped with a tip-forming member, and method of reducing fluctuations using such a wheel

Hydraulic machine, an energy conversion installation including such a machine, and a method of adjusting such a machine

Placing water turbines in water flows

Hydraulic machine, an energy conversion installation including such a machine, and the use of a hydrostatic labyrinth-bearing in such a machine

Hydroelectric power plant

Hydraulic machine