Screen intake flow control and support device

Wave energy device with constricted tube and generator pod

Water treatment device and water treatment method

PUMPED STORAGE HYDROPOWER SYSTEM

Generator rotor for a generator of a wind turbine or a hydroelectric power plant, and a generator, wind turbine and hydroelectric power plant comprising same

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

Hydraulic oil tank for power generation system and method for sealing hydraulic oil in said hydraulic oil tank

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

Energy storage and power generation system and method

Multi-stage radial flow turbine

Turbine System and Method

Device and method for converting and storing electrical energy in the form of compressed air

Energy storage and generation system

Hydrokinetic power source

Wave energy device with constricted tube and generator pod

Underwater energy generating system

Fluid driven turbine apparatus

Infiltration intake system for revetment wall

Infiltration intake system

Direct drive portable hydroelectric generator and power source

Hydro-pneumatic energy storage system

Systems and methods for hydroelectric systems

Energy conversion device

Fluid system

Float-linkage device for wave-energy electricity generation

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

Hydrokinetic transport wheel mount

Fluid flow induced oscillating energy harvester maximizing power output through off-center mounted toggling bluff body and/or suspension stiffening mechanism

Fluid flow induced oscillating energy harvester with variable damping based upon oscillation amplitude

Hydroelectric power generating system

Stored energy system

Turbine system and method

Controller for hydroelectric group

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

Hydraulic geofracture energy storage system with desalination

Near isothermal combined compressed gas/pumped-hydro electricity storage with waste heat recovery capabilities

Independent power generating method using water pressure and vapor, and generating device thereof

Underwater installation-type water-flow power generation system

Submersible electrical wicket gates operator

Apparatuses, methods and systems for harnessing fluid flow with flexible mechanical transducers

Pumped-storage system

In-pipe turbine and hydro-electric power generation system with separable housing and detachable vane arrangements

Hydraulic power recovery turbine with integrated bearing-clutch housing

Current generation device for pipeline

Potential energy-based power generation system

Alternative hydroelectric power plant

Floating wind turbine platform with ballast control and water entrapment plate systems

Pumped-storage power plant

Waste water electrical power generating system

Water turbine generator

Pumped hydro tower

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

Systems comprising a plurality of shafts and connecting channel

Shaft-less radial vane turbine generator

Water wheel impeller blade type electric power generating apparatus

Submersible power generator

System and method for low ecology impact generation of hydroelectric power

Pumped storage power plant

Apparatus for converting energy from fluid flow

Ocean current power generating apparatus using dual-duct with boundary layer control effect

Apparatuses, systems, and methods for extraction and/or storage of energy from moving fluids

Units and methods for energy storage

System and method for storing energy

Energy conversion system and method

Hydraulic geofracture energy storage system with desalinization

Multisource renewable energy generation

Power generator

Waste water electrical power generating system

Energy generating unit

Wave energy converter system

Shaft-less radial vane turbine generator

Method and installation for producing supplementary electrical energy

Hydroelectric power generating system

Floating wind turbine platform with ballast control and mooring system

Pump turbine plant

Deployment apparatus and method of deploying an underwater power generator

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

Deep ocean current power plant and constructing procedure thereof

Subsurface intelligent cluster of current energy converters

Pumped-storage power plant

Hydraulic energy store

Adjustable weir for hydroelectric dam installations

Method and apparatus for improved hydropower generation at existing impoundments

Apparatus for generating electricity

Extracting energy from flowing fluids

Aerated swirling vertical shaft with double volute chambers

Intelligent hydroelectric dam with power storage

Hydro electric energy generation and storage structure

Screen intake cleaning system using variable flow of incompressible liquid

Run-of river power plant

Electrical machine for submerged application and energy conversion system

Hydro-electric tube generation

Power plant with cassette-type power unit

Tidal power plant and method for operating said tidal power plant

Method and an apparatus for obtaining energy by expanding a gas at a wellhead

Screen intake flow control and support device

Device and method for removing suspended-material particles

Maritime current power plant park and a method for its production

Moveable element and power generation system for low head facilities

Floating assembly for generating energy from sea currents

Underwater tethered telemetry platform

Shaft power plant

Power conversion and energy storage device

Method and apparatus for storing mechanical energy by quasi-isothermal expansion and compression of a gas

Underwater power plant having removable nacelle

Installation for converting hydraulic energy into mechanical or electrical energy

Hydroelectric power generation system

System and method for water expulsion from underwater hydropower plant and hydropower plant associated therewith

Placing water turbines in water flows

Hydroelectric power plant

Turbine unit and assembly

Combined turbine/generator installation on a dam