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US20150033724 |
COMPRESSED AIR ENERGY STORAGE SYSTEM UTILIZING TWO-PHASE FLOW TO FACILITATE HEAT EXCHANGE
A compressed-air energy storage system according to embodiments of the present invention comprises a reversible mechanism to compress and expand air, one or more compressed air storage tanks, a... |
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US20140013735 |
FLUID STORAGE IN COMPRESSED-GAS ENERGY STORAGE AND RECOVERY SYSTEMS
In various embodiments, lined underground reservoirs and/or insulated pipeline vessels are utilized for storage of compressed fluid in conjunction with energy storage and recovery systems. |
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US20050155346 |
Wind power machine
A wind power machine for production of energy, comprises at least one rotor element (5) which can be driven by the wind and having an output load (15), in particular a generator (16), which is... |
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US20120119510 |
PNEUMATIC GEARBOX WITH VARIABLE SPEED TRANSMISSION AND ASSOCIATED SYSTEMS AND METHODS
The present technology is directed generally to pneumatic gearbox systems with variable speed transmission and associated systems and methods. In selected embodiments, pneumatic gearbox systems... |
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US20120117958 |
METHOD AND APPARATUS FOR EXTRACTING ENERGY FROM A FLUCTUATING ENERGY FLOW FROM A RENEWABLE ENERGY SOURCE
In an energy extraction device and method for extracting energy from a fluctuating energy flow from a renewable energy source, a hydraulic pump is driven by a rotating shaft, driven in turn by a... |
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US20080047271 |
Wind turbine system
A wind turbine system for producing compressed air from wind energy. The wind turbine harvests energy from wind to produce mechanical energy. A compressor receives mechanical energy from the wind... |
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US20090129953 |
PUMP, POWER PLANT, A WINDMILL, AND A METHOD OF PRODUCING ELECTRICAL POWER FROM WIND ENERGY
Power plant (10) for the generation of electrical power using wind power or wind energy, comprising a plurality of windmills (12, 14, 16) each comprising a mill tower, a rotor (18, 20, 22) with a... |
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US20120047884 |
HIGH-EFFICIENCY ENERGY-CONVERSION BASED ON FLUID EXPANSION AND COMPRESSION
In various embodiments, energy storage and recovery features energy conversion to and from gravitational potential energy. |
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US20050016165 |
Method of storing and transporting wind generated energy using a pipeline system
The invention relates to a method of using a pipeline system for storing and transporting compressed air energy generated by wind turbines, wherein the pipeline preferably extends along a... |
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US20170101977 |
Wave energy absorption device, a power take-off assembly and a wave energy system
A wave energy absorption device comprises a buoy adapted to move with movements of water, and a buoy oscillation device attached to the buoy, the buoy oscillation device comprising an elongated... |
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US20150135696 |
Turbomachinery Having Self-Articulating Blades, Shutter Valve, Partial-Admission Shutters, and/or Variable-Pitch Inlet Nozzles
An axial-flow turbine assembly that includes one or more features for enhancing the efficiency of the turbine's operation. In one embodiment, the turbine assembly includes a turbine rotor having... |
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US20080023963 |
HYDROELECTRIC POWER AND DESALINATION
Methods and systems for producing electrical power, desalinated water, and/or salt are provided. The system can include one or more first turbines in fluid communication with a body of salt water;... |
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US20150204304 |
WAVE ENERGY CONVERTER
A wave energy converter comprises an energy absorption unit arranged to absorb energy generated by movements of water, a power smoothing unit, a power generation unit and an energy storage device,... |
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US20150033722 |
TURBINE SYSTEM FOR GENERATING POWER FROM A FLOW OF LIQUID, AND RELATED SYSTEMS AND METHODS
A turbine system that can be releasably anchored in a flow of liquid, like a waterfall, and generate power from the flow includes a runner operable to receive some or all of the flow of liquid and... |
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US20170067454 |
COMPRESSED AIR ENERGY STORAGE SYSTEM
A hydraulic energy flow conversion device is for use in association with a compressed air storage unit and an input device. The input device is for inputting mechanical energy. The hydraulic... |
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US20070214780 |
Submersible power plant
A submersible power plant 10 comprises a submersible enclosure 12 having at least one intake valve 16 for admitting water at high pressure from the surrounding sea into and air space in the... |
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US20090243298 |
MINIMAL WAVE POWER GENERATOR
A system for generating electrical power from sea waves, includes a tube (12) with first and second opposite ends (14, 16), and a membrane assembly (32) that extends across the inside of the tube... |
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US20070130929 |
Wave power generator
A machine and a process to produce compressed air by sea waves, using the weight of the floating platform with its fixture using its up and down movement to compress air in both directions to... |
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US20120187689 |
WAVE ENERGY CONVERSION APPARATUS AND METHOD
A wave energy conversion apparatus comprises:-a mechanical element arranged in operation to move repeatedly in a cycle in response to wave motion, wherein the speed of the mechanical element... |
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US20110030361 |
HYDROSTATIC LINEAR WIND MILL FOR WIND ENERGY HARNESSING APPLICATIONS
A linearly translating set of aerofoil blades guided along rigid supporting columns that build up hydraulic energy by drawing hydraulic working liquid from a low pressure reservoir and pushing it... |
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US20090160197 |
APPARATUS AND SYSTEM FOR CONVERTING WIND INTO MECHANICAL OR ELECTRICAL ENERGY
A system for converting an airflow into mechanical or electrical energy is provided. The system may include a drawtube. The drawtube may include a tubular member defining a longitudinal axis and... |
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US20120124985 |
COMPRESSED-AIR WIND TURBINE GENERATOR SYSTEM HAVING A SUBSTANTIALLY SQUARE, MOVABLE BODY
A compressed-air wind turbine generator system is provided. The system includes a wind turbine, a plurality of compressors for providing compressed air to the wind turbine, a left sail, a right... |
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US20060016182 |
Power plant and process for the production of electric power from wind
Power plant and process for the generation of electric energy through forced wind power. The plant includes a self-standing vertical structure, anchored to the ground, featuring a suitable... |
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US20120297759 |
System of power generation with under water pressure of air
Higher pressure exists at the bottom of deep water (including other fluids). This system utilizes machinery to compress a compressible fluid matter such as air with deep water high pressure so as... |
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US20150047332 |
HYDROSTATIC ENERGY RECOVERY SYSTEM AND METHOD
A system and method for converting pressure differentials to electricity is disclosed. Initially, a first chamber is empty and a second chamber holds compressed air/fluid. When the device is... |
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US20050279085 |
Energy conversion system
Methods and systems for indirectly converting energy from the wave motion of water into electrical energy. The methods and systems use energy in water waves to pump fluid to an elevated water... |
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US20130019591 |
Energy Generation System Using Underwater Storage of Compressed Air Produced by Wind Machines
An offshore floating wind farm producing compressed air in varying quantities depending on the wind speed, the compressed air being delivered to a large-volume, thin-walled, underwater storage... |
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US20140090366 |
Generator
A generator includes: a housing defining a chamber; a fan in fluid communication with the chamber, wherein the fan is oriented to draw a partial vacuum in the chamber; a pipe including a first... |
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US20130340419 |
AIR HANDLING SYSTEM
An air handling system comprising an air guide in the form of a convergent divergent shroud and/or diffuser defining a path along which air can flow, such as to generate one or more regions of... |
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US20120200089 |
UNIT FOR A HYDROELECTRIC POWER PLANT AND MODULAR HYDROELECTRIC POWER PLANT COMPRISING SAID UNIT
The present invention refers to a underwater unit (1) for a hydroelectric power plant and a modular hydroelectric power plant (2) comprising a plurality of such units. The unit (1) according to... |
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US20140196446 |
GENERATION OF RENEWABLE ENERGY FROM MASS AIR FLOW
Systems and methods for generating reliable renewable energy using mass airflow generated from the vertical and/or horizontal movement of transport equipment, such as elevator cars. For example,... |
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US20100170236 |
ATMOSPHERIC PRESSURE HYDROPOWER PLANT
An apparatus and method for increasing energy harnessed from a liquid body flowing through a conduit includes a conduit having ascending, connecting and descending sections, valves inside the... |
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US20090320459 |
Hydro-actuated engine
This water powered engine, when submerged deep in a moving body of water, functions as a four cycle engine, with water as it prime mover. It is a linear motor, just as if it were powered by... |
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US20120091712 |
Wind Powered System for Reducing Energy Consumption of a Primary Power Source
Provided is a wind powered system for reducing energy consumption of a power source, such as an internal combustion engine or an electric motor. In one embodiment, the wind powered system... |
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US20110308243 |
FLUID CIRCULATION SYSTEM
Systems for circulation a fluid through a system and substituent component systems of the same. In one example, a pressure input system includes a bladder support, an expelling element, and a... |
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US20140338318 |
MULTIPLE CAVERN COMPRESSED AIR ENERGY STORAGE SYSTEM AND METHOD
An energy system for storing pressurized air and utilizing the pressurized air to generate electricity includes a first storage cavern, a second storage cavern, an air compressor in fluid... |
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US20060218908 |
Hydraulic compressor
The subject of this invention is a hydraulic compressor that uses the clean and renewable energy of any flow of any waterway having a difference in height between the water intake and the water... |
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US20130263585 |
MULTIPLE CAVERN COMPRESSED AIR ENERGY STORAGE SYSTEM AND METHOD
An energy system for storing pressurized air and utilizing the pressurized air to generate electricity includes a first storage cavern, a second storage cavern, an air compressor in fluid... |
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US20160061182 |
SUSPENSION ROTARY WATER PRESSURE ENERGY CONVERSION POWER OUTPUT DEVICE
A suspension rotary water pressure energy conversion power output device includes energy converters fixed to a rotating shaft, a ring shape frame being concentric with and fixed to the rotating... |
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US20120098267 |
Pump storage arrangement, method of operating a pump storage arrangement and pump storage hydropower plant
A method of operating and a pump storage arrangement are disclosed. The arrangement includes a main flow machine arranged between an energy store and an energy sink such that a fluid medium is... |
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US20150316034 |
Water Relocation Apparatus
A water relocation apparatus is provided which uses water as a means for transferring energy from the wind and sun into electricity. Wind and the sun may be used to displace water from a water... |
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US20130320683 |
GRAVITY POWERED GENERATOR (ARTILLERY 9)
This is a power generating technology that uses gravity as its fuel supplies. This technology harnesses the power of gravity without any dependable sources like hydro, wind, petroleum products... |
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US20110088382 |
DEVICE AND METHOD FOR CONVERTING WIND ENERGY
A device for converting wind energy into a reciprocating motion. The device has a sail that extends in a main wind direction and pivotally oscillates when subjected to wind. The sail is connected... |
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US20140361541 |
Power Transfer Station
A power transfer system comprising a turbine for capturing wind energy; a plurality of driven devices which can be coupled to the turbine to be driven thereby; and a controller adapted to monitor... |
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US20100313563 |
HYDRAULIC ENGINE
A gravity driven hydraulic engine that includes an outer shell having first and second ends and an inner cavity that is substantially impervious to water. The engine further includes at least one... |
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US20050132699 |
Converting pressure energy from renewable energy sources into electrical energy
A new type of diverging nozzle is used to convert wind energy and subsurface ocean current energy into electrical energy. A new design for an atmospheric engine uses a pressure energy sink created... |
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US20160003212 |
Underwater Multi-Turbine Generator
An underwater multi-generator turbine system is provided including an inlet funnel, a plurality of generator units, and a platform. The inlet funnel includes an inlet end and a narrower outlet... |
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US20150101323 |
USING GRAVITY AND PIEZOELECTRIC ELEMENTS TO PRODUCE ELECTRIC POWER
A hydroelectric power plant comprising a pipe from a water source in a mountain range which is made to open into a much larger in diameter piston cylinder at a much lower elevation. The piston... |
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US20140083090 |
SEA-WAVE POWER GENERATION PLANT
A sea-wave power generation plant including a turbine having an inlet opening and an outlet opening; a rig; and an axially extending pump unit. The stationary body is connected to the rig. The... |
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US20100301610 |
Aperture engine
A hydro pneumatic engine, providing rotational energy at very low RPM, proper to drive an electric generator directly coupled, using as power supply atmospheric pressure variations, originated by... |