Fixed pitch wind (or water) turbine with centrifugal weight control (CWC)

Fin-Ring Propeller For A Water Current Power Generation System

Free-flow hydro-powered turbine system

Windsock horizontal axes turbine

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

SYSTEMS AND METHODS FOR SUPPORTING UNDERWATER ENERGY CONVERSION DEVICES

Fluid turbine

TETHERED AQUATIC DEVICE WITH WATER POWER TURBINE

Maintenance system of helical turbine

FLUIDKINETIC ENERGY CONVERTER

Method and apparatus for improved hydropower generation at existing impoundments

Turbine installation method

Tapered helical auger turbine to convert hydrokinetic energy into electrical energy

Device and method for harvesting energy from flow-induced oscillations

ELECTRICAL MUDLINE SYSTEM

Apparatus for harvesting energy from flow-induced oscillations and method for the same

Engine for energy conversion

FREE-STANDING, IMMERSIBLE POWER GENERATION PLANT COMPRISING AN AXIAL TURBINE

Hydro-kinetic transport wheel

Spiral design

Controlled momentum hydro-electric system

Electric Motor II

Turbo Charger II

Fluid interacting device

Wave energy conversion plant

Faucet hydroelectric generator

Blade for a device for generating energy from a fluid flow

Conveyor-type system for generating electricity from water currents

Wave energy conversion device

SYSTEM AND METHOD FOR REDUCING THE DOWNSTREAM ENVIRONMENTAL IMPACT OF WATER EXTRACTED FROM A HYDRAULIC DAM

SUBMERSIBLE HYDROELECTRIC POWER GENERATOR AND METHODS THEREOF

ELECTRONIC DEVICE

Hydrokinetic turbine structure and system

Hydroelectric power generator and related methods

Hydrodynamic array

Method and apparatus for improved hydropower system

Pressurized solar power system

Water Turbine Drive Wheel

Stream Energy Extraction Device

Water wheel comprising a built-in generator

Free flow hydro-powered hydraulic ram

Fluid machine, wind turbine, and method for increasing velocity of internal flow of fluid machine, utilizing unsteady flow

AXIAL BEARING FOR A SHAFT, PARTICULARLY FOR THE SHAFT OF A WATER TURBINE

Hollow turbine

Column-stabilized offshore platform with water-entrapment plates and asymmetric mooring system for support of offshore wind turbines

APPARATUS FOR WAVE POWER GENERATION

Device for a runner

Fluid-propelling device having collapsible counter-rotating impellers

APPARATUS FOR GENERATING POWER FROM A FLUID STREAM

APPARATUS, SYSTEM, AND METHOD FOR IMPROVED WATER BASED POWER GENERATION

METHODS AND APPARATUS FOR ENERGY PRODUCTION

Hydraulic geofracture energy storage system

POWER PLANT, METHOD FOR PRODUCING POWER, AND APPLICATION OF SAID POWER PLANT

Transverse-axis turbine with twisted foils

Hybrid Tesla-Pelton Wheel Disc Turbine

SYSTEM AND METHOD FOR IMPROVED WIND CAPTURE

Installation structure for hydroelectric power generation apparatus

Hydroelectric power system

Tip-forming member for a wheel of a hydraulic machine, and wheel and hydraulic machine equipped with such a member

SEWAGE SEPERATION GENERATOR

Water and wind current power generation system

HYDROKINETIC ELECTRICAL POWER GENERATION SYSTEM

Wave power energy generation apparatus

Hydroelectric turbine with floating rotor

Direct driven free flow turbine

Turbine apparatus

Method and device for reduction of wear in a water turbine

System for the transport of an ore pulp in a line system located along a gradient, and components of such a system

Submerged power generator

Integrated turbine generator/motor and method

Tidal power generator

Fluid whirl lighting apparatus

Generator for fluid-driven production of electric energy and a method of making the generator

Hydropower device

Water piston engine

Wheel for a hydraulic machine, a hydraulic machine including such a wheel, and an energy conversion installation equipped with such a hydraulic machine

Turbine engine with transverse-flow hydraulic turbine having reduced total lift force

Hydro torque electric generator

Apparatus and method for extracting energy from fluid motion

ELECTRICITY GENERATING ARRANGEMENT

Clean energy powered surfboards

Rotary magnus energy harvester

Power control protocol for a hydrokinetic device including an array thereof

Shrouded turbine blade design

VARIABLE CONTROL ROTOR HUB WITH SELF-CONTAINED ENERGY STORAGE RESERVOIR

System for generating power using flow of water

Venturi Effect Fluid Turbine

COMPLEX OCEAN POWER SYSTEM COMBINING SLUICE POWER AND OCEAN CURRENT POWER

Kinetic Energy Recovery Turbine

ELECTRICITY GENERATING APPARATUS USING BUBBLE BUOYANCY

PITCH, ROLL AND DRAG STABILIZATION OF A TETHERED HYDROKINETIC DEVICE

Generator with falling stator

Miniature hydro-power generation system power management

MOORING SYSTEM FOR A TETHERED HYDROKINETIC DEVICE AND AN ARRAY THEREOF

Power Generator

Hydraulic electricity generator

Wave power generating installation based on the principle of the oscillating water column

Hydraulic motor using buoyant and gravitational forces to generate kinetic energy

Waste water electrical power generating system

Hydrokinetic Energy Transfer Device and Method

Energy harvesting from flow-induced vibrations

Method for Generating Rotation using Water Power

Apparatus for receiving and transferring kinetic energy from water waves

Jet turbodrill

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

Energy Collection System

ROTATION DEVICE

River-Flow Electricity Generation

SYSTEMS FOR RECIPROCAL MOTION IN WAVE TURBINES

TRANSMISSION SYSTEM FOR POWER GENERATION

UNDERWATER FOUNDATION

HYDROELECTRIC TURBINE GENERATOR COMPONENT

RUN-OF-RIVER HYDROELECTRIC POWER GENERATION APPARATUS

Fluid power generator for extracting energy from a fluid flow

Miniature hydro-power generation system

Submersible power generating plant, driven by a water flow

SYSTEMS AND METHODS FOR A LINEAR HYDROKINETIC GENERATOR

HYDROPOWER SYSTEM WITH INCREASED POWER INPUT CHARACTERISTICS

UNDERWATER TURBINE

INTEGRATED POWER SYSTEM COMBINING TIDAL POWER GENERATION AND OCEAN CURRENT POWER GENERATION

Wind-hydro power generating system and method

Water turbine

WATERWHEEL APPARATUS HAVING SOLAR-PLANETARY TYPE BLADES

Placing water turbines in water flows

Turbine assembly

Fluid-based power generation system

Fluid turbine

System and method for umbrella power generation

SYSTEM FOR GENERATING ELECTRIC POWER FROM FLUID CURRENT

Solar desalination system

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

Power supply system

SYSTEMS OF AND METHODS FOR FLUID INTAKES AND OUTLETS THAT MINIMIZE ENVIRONMENTAL IMPACT

Turbine Arrangement

Water flow electric power generator

Energy conversion hydraulic plant and method for controlling such plant

Hydraulic bulb turbine with mixed-flow propeller runner

Apparatus for extracting energy from flowing water

Self-sufficient hydrogen generator

Pelton turbine wheel, method for making same and pelton turbine including such wheel

In-pipe hydro-electric power system, turbine and improvement

Power generation hydraulic system

In-pipe hydro-electric power system and turbine

Apparatus for Generating Electricity

Water turbine system and method of operation

IRRIGATION AID

Device for converting kinetic energy of a flowing water into kinetic energy of a rotatable rotor shaft

Wind and hydropower vessel plant

HYDRO-POWER PLANT

HINGED-BLADE CROSS-AXIS TURBINE FOR HYDROELECTRIC POWER GENERATION

Water-current paddlewheel-based energy-generating unit having a tapered partial covering structure

Impulse hydro electric turbine comprising rotating nozzles

Driving turbine blade assembly comprising a passage through which a fluid may pass

Fin-Ring Propreller For a Water Current Power Generation System

VARIABLE GEOMETRY TURBINE

Method of installing a hydroelectric turbine

Mooring System for Tidal Stream and Ocean Current Turbines

Green Energy

System and method for generating electricity using grid of wind and water energy capture devices

Method and apparatus for extracting energy from wind and wave motion

Tidal Energy System

Water intake structure

Apparatus for receiving and transferring kinetic energy from water flow

Tide activated device to operate a turbine generator

Tapered helical auger turbine to convert hydrokinetic energy into electrical energy

Shrouded vertical axis dual-turbine generator

Direct drive rotary wave energy conversion

Fastening of rotor magnets on the shaft of a compressor arrangement

Heat exchangers and tower structure for density-driven power generation

ADJUSTABLE WEIR FOR HYDROELECTRIC DAM INSTALLATIONS

Generator utilizing fluid-induced oscillations

DEVICE AND METHOD FOR UTILIZING WATER FLOW KINETIC ENERGY CONTINUOUSLY

Apparatus for converting energy from wave or current flow using pipes acting as venturi pumps

Turbo Engine and Method for Producing Such a Turbo Engine

Systems and methods for converting marine currents into electrical energy

Immersible energy generation installation

SYSTEM AND METHOD FOR AUTOMATICALLY DEACTIVATING A POULTRY WATERING DEVICE

POWER GENERATION METHODS AND SYSTEMS

Supervisory control and data acquisition system for energy extracting vessel navigation

Fluid turbine systems

POWER GENERATING APPARATUS USING FLUID

FLOATING POWER GENERATION DEVICE AND SYSTEM

VERTICAL AXIS TURBINE

FLUID FLOW ENERGY HARVESTER

Submersible rotor design

Microprocessor system for controlling rotor pitch

Subsurface wave power generation systems and methods

Utility scale osmotic grid storage

Gravity foundations for tidal stream turbines

Multi-point tethering and stability system and control method for underwater current turbine

Flow utilisation multiplier

Integrated hydroelectric power-generating system and energy storage device

Fluid-based electrical generator

Electrical energy generation using hydro-voltaic (HV) cells

Torque neutralizing turbine mooring system

SYSTEM AND METHOD FOR THE DEPLOYMENT OF A HYDROELECTRIC TURBINE

WIND ENERGY CAPTURE DEVICE

ATMOSPHERIC PRESSURE HYDROPOWER PLANT

Installation for harvesting ocean currents (IHOC) and methods and means for its delivery, installation and servicing

DEVICE AND METHOD FOR COLLECTING THE KINETIC ENERGY OF A NATURALLY MOVING FLUID

Cyclical wave energy converter

Direct Current Brushless Machine and Wind Turbine System

POWER GENERATOR AND TURBINE UNIT

Apparatus for generating electricity from flowing fluid using generally prolate turbine

Ortiz turbine

Transfer of kinetic energy to and from fluids

High efficiency turbine and method of generating power

SYSTEM AND METHOD FOR GENERATING POWER BY RIVER FLOW

Platform for generating electricity from flowing fluid using generally prolate turbine

Reversible hydroelectric device

Device for capturing energy from a fluid flow

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

AN APPARATUS FOR OSCILLATING AND ORIENTING A VANE RELATIVE TO A FLUID

Column structure with protected turbine

Kinetic hydropower generation system and intake therefore

Power generating skin structure and power generation system therefor

Tidal electricity generating apparatus

Hydroelectric power plant

Fluid Powered Generator

Turbine rotor and power plant

METHOD FOR ACCUMULATION AND UTILIZATION OF RENEWABLE ENERGY

Underwater structures

Hydraulic machine including means for injecting a flow drawn from a main flow

Pelton hydraulic machine including means for injecting a flow drawn from a main flow

Hydraulic machine including means for injecting a flow drawn from a main flow

System and method for extracting power from fluid using a Tesla-type bladeless turbine

Water powered electricity generating device

Tapered helical auger turbine to convert hydrokinetic energy into electrical energy

POWER GENERATOR BARGE

Tapered helical auger turbine to convert hydrokinetic energy into electrical energy

Shrouded turbine assembly

Systems for improved fluid flows through a turbine

BUOYANCY HYDRO POWER GENERATOR AND METHOD

Apparatus and process for recovering energy from bouyancy and gravitational forces

Apparatus for generating energy from tides

Counterbalanced orthogonal hydropower system

Wave power plant

Floating electricity generating plant

Method and device for power regulation of an underwater power plant

Toroidal boundary layer gas turbine

Fan blade modifications

Underwater power plant with passive control

Aqua Aura Power Generation Process

Turbine unit and assembly

Oscillating energy capture mechanism

Hydroelectric pumped-storage

APPARATUS AND METHOD FOR GENERATING ELECTRIC POWER FROM A LIQUID CURRENT

Rotary steam engine

Buoyancy engine

SEALING MEANS BETWEEN ROTOR AND HOUSING IN A WATER TURBINE

Hydroelectric turbine-based power-generating system for vessels and submarines

Non-vibrating units for conversion of fluid stream energy

Process of installing prefabricated sections of pressurized and/or non-pressurized fluid-, utility-, and/or matter-carrying and encapsulated mediums with turbine systems attached into medium systems

Adaptive adjustment of the blade pitch angle of a wind turbine

Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression

Hydraulic machine

Pliant mechanisms for extracting power from moving fluid

Floating electrical generator for aqueducts and slow moving waterways

Hydroelectric power device

Pliant or compliant elements for harnessing the forces of moving fluid to transport fluid or generate electricity

Energy from subterranean reservoir fluid

Floating device for production of energy from water currents

Structure forming a breakwater and capable of ice free, year round operation

Fluid Powered Energy Generator

Water turbine with water circulation

Power generation system using helical turbine

Turbines having a debris release chute

Power generation system using helical turbine

Free renewable energy designs

SUBSEA TURBINE WITH A PERIPHERAL DRIVE

Wind and water turbine

Sea Floor Pump Tailrace Hydraulic Generation System

Wave energy machine

Fluid turbine systems

Tide operated energy system

Energy generation plant driven by wind or water currents

FORCE FLUID FLOW ENERGY HARVESTER

SYSTEM FOR GENERATING ELECTRIC POWER

Pliant mechanisms for extracting power from moving fluid

Waste water electrical power generating system with storage system and methods for use therewith

Orientation device for water current power generating apparatus

Immersed magnet ring secured to radially outermost ends of hydraulic turbine blades and gap between rotor and stator filled with water

FLUID ENERGY CONVERTER

DEVICE FOR ENHANCING THE EFFECTIVENESS OF POWER CONVERSION FROM WIND AND OTHER FLUIDS

System for generating energy from sea waves

Fluid Powered Generator

TURBINE GENERATOR HAVING DIRECT MAGNETIC GEAR DRIVE

Mooring system

Cyclic productive motion device

Adducts of metathesis polymers and preparation thereof

Airfoils with automatic pitch control

Pliant mechanisms for extracting power from moving fluid

Hydroelectric turbine

Submerged hydroelectric turbines having buoyancy chambers

Osmotic Heat Engine

ENGINE FOR ENERGY CONVERSION

Adaptable flow-driven energy capture system

Underwater power station and method for operating an underwater power station

TURBINE STRUCTURE AND GATE STRUCTURE HAVING FLEXIBLE JOINT AND INSIDE STUFFING FOR TIDAL POWER PLANT

Solid particle separator device and a hydraulic installation including such a device