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Matches 1 - 50 out of 21,810

Document Document Title
WO/2018/126629A1
Disclosed is a hydraulic wheel, the hydraulic wheel comprising a spindle (1), an impeller, a lifting device and a floater, the impeller being arranged to pass through the spindle and being rotationally connected to the spindle; and compr...  
WO/2018/127738A1
The device consists of a floating device (pneumatic tube) that is connected to the ropes. Rope from the pulley that have been closed to the sea floor stone cross and chain and chain gear jew's -harp (solar car) connected. At the end of w...  
WO/2018/120439A1
A gas-liquid dual-phase combined energy storage and power generation system, comprising a compressed gas storage unit (110), a first gas channel (120), a liquid piston device (130), a hydraulic potential energy conversion unit (140), and...  
WO/2018/120252A1
An S-shaped double-flowing-direction ocean power generation device, comprising N power generation units, each of which is composed of one impeller and two S-shaped baffles. The N power generation units are composed of N impellers and N+1...  
WO/2018/125318A2
A wave energy converter generates power from a wave-induced separation of a positively buoyant flotation module and a submerged negatively buoyant mass, using a torque imparted to a rotating pulley to drive a power-take-off system.  
WO/2018/124816A1
A horizontally extended buoyant turbine power generating apparatus continuously supplies gas to a submerged waterwheel and thus allows the waterwheel to be rotated by buoyancy applied in a direction opposite to gravity, to generate a rot...  
WO/2018/124335A1
The present invention relates to a small hydroelectric power generation device installed underwater and, more particularly, to a small hydroelectric power generation device installed underwater, wherein the device is connected to a platf...  
WO/2018/115294A1
The present invention provides a system and method for the deployment and recovery of a hydroelectric turbine system, the method involving releasably securing a recovery frame in spaced relationship to a lifting frame such as to define a...  
WO/2018/119324A1
A renewable energy and waste heat harvesting system is disclosed. The system includes an accumulator unit having a high pressure accumulator and a low pressure accumulator. At least one piston is mounted for reciprocation in the high pre...  
WO/2018/117380A1
The present invention relates to an eco-friendly small hydropower generation facility for a discharge outlet of a marine aquaculture complex, the facility enabling high-output power generation by directly using high-flow velocity effluen...  
WO/2018/112602A1
A method for the in-situ reconditioning of a heavy workpiece mounted on the floor. The method comprises assembling a jig mounted on the floor so as to be arranged around the workpiece to be reconditioned, that is also mounted on the floo...  
WO/2018/115304A1
The present invention provides a system and method of deploying and recovering a hydroelectric turbine onto a subsea base preinstalled on a subsea surface, the method comprising positioning a deployment vessel above the subsea base and l...  
WO/2018/117987A1
The invention concerns a wave generator wherein a buoy group consisting of at least one buoy (2) is floated on the wave and the motion energy generated by the wave is absorbed and converted into usable forms of energy.  
WO/2018/112628A1
An apparatus for generating energy by intake and drainage of a fluid includes a reservoir and a pair of receptacles in fluid communication with the reservoir and mounted above the reservoir. Each of the pair of receptacles has a variable...  
WO/2018/112530A1
A turbine rotor assembly including a unitary body including at least one inlet for inlet of a fluid into the rotor assembly and a plurality of flow channels extending through the unitary body and terminating in an outlet portion, the at ...  
WO/2018/116276A1
The device (1) for generating electric current by means of the sea waves, comprises a rigid box- shaped structure (3) immersed in the sea (M), which defines an insulated chamber (4) closed at the top by the elastic membrane (2) of a diel...  
WO/2018/117118A1
Provided is a fluid machine wherein a rotor 2 is disposed within a cylinder 1 and is rotatably supported, the rotor 2 comprising a shaft 21 and a spiral blade 22 which is affixed to the outer peripheral surface of the shaft 21. The shaft...  
WO/2018/114698A1
The present invention relates to a flow controller (1) configured to selectively act as a pump or as a flow regulator. The flow controller comprises: an inlet (2) for a fluid; an outlet (3) for the fluid; a pump assembly (10) arranged be...  
WO/2018/115806A1
Disclosed herein is a power generating apparatus for extracting energy from flowing water. The apparatus comprises a buoyancy vessel, and a turbine assembly coupled to the buoyancy vessel which comprises a turbine rotor mounted to a nace...  
WO/2018/107203A1
Disclosed is a motion conversion device (100) comprising: an axle (1 10) adapted to be rotatably mounted on a support; a first bearing (120a) mounted on said axle (110), rotatable to drive rotation of said axle (110) in a driving rotatio...  
WO/2018/108220A1
The present invention relates to a wave power device for extracting energy from water waves. The waver power device comprise a reference structure and effectors moving relative to the reference structure. The effectors are connected to t...  
WO/2018/111388A1
The active water hydroelectric system 18 uses a hydraulic ram pump 46 to increase pressure to turbine blades 47 using water 16 from a low head water source 1, the system 18 comprising a housing 18, drive pipe 2, delivery pipe 6, pressure...  
WO/2018/108037A1
A wave power mechanism, comprising a tank body (1), and a connecting shaft (2) and a power shaft (3) which are arranged on the tank body (1), wherein the connecting shaft (2) has a first gear (4) and a second gear (5) connected thereon, ...  
WO/2018/108201A1
The invention relates to a pumped-storage power plant, comprising an upper reservoir in the form of a container (2), a circular-cylindrical container wall (2.1), a base and a cover, wherein the water that can be introduced into the conta...  
WO/2018/105023A1
[Problem] To address problems related to vertical axis-type power generation, such as "wind acting in a turning direction and wind of the same strength which serves as a brake act simultaneously on blades which rotate on a vertical axis,...  
WO/2018/105969A1
Disclosed is an energy converting apparatus for converting mechanical energy obtained by a fluid flow into electric energy. The energy converting apparatus comprises: a blade; a measuring device for measuring reaction of the blade when t...  
WO/2018/102886A1
A hydrokinetic generator including: a submersible housing defining a conduit therethrough for the flow of a fluid; a turbine mounted to the housing comprising at least one impeller located in the conduit for rotation by said flow; and at...  
WO/2018/104663A1
The invention relates to a hydraulic system, which is essentially characterized in that it includes a fluid circuit comprising, with reference to the operating position, in a raised position, a first liquid level (101) and a second liqui...  
WO/2018/106361A2
An energy storage and generation system uses a combination of compressed air energy storage systems and fluid energy systems, to store energy producing capability at a time when electricity requirements are low, to release that stored en...  
WO/2018/105429A1
The present invention provides an acceleration duct to be disposed on the front of a rotor blade and having a shape in which the front portion of a bottom plate of a cylindrical section located in the rear is extended and formed into a g...  
WO/2018/102121A1
Offshore airborne wind turbine systems with an aerial vehicle connected via a tether to an adjustably buoyant body are disclosed. The tether may be coupled to an underwater mooring through which it may move, or it may be coupled to a flo...  
WO/2018/101852A1
The invention relates to methods for autonomously producing fresh water. A method for producing water from air comprises: taking in and feeding atmospheric air into compressed-air energy generators; cooling a stream of compressed air dow...  
WO/2018/096268A1
An Archimedes screw device for a hydroelectric power station, consisting of an assembly (1) comprising two concentric tubes (2, 3) secured to each other by a propeller arranged helically between the two tubes (2, 3), and positioned incli...  
WO/2018/097544A1
The present invention relates to a hydroelectric power generation device using a multistage cascade structure, comprising: a support (10) vertically installed and having a predetermined length; a plurality of water turbines (20), each of...  
WO/2018/091469A1
The invention relates to an energy-storing, hydraulic system comprising a water storage tank with an inlet and an outlet, water being able to run off from the water storage tank into a water reservoir (1) against the resistance of a resi...  
WO/2018/091352A1
This method is for orientating the blades (40) of a turbine (4) past a non-reachable range of positions (α1, α2) in a power plant (2), said blades (40) being rotatable around orientation axes (X40) distinct from a rotation axis (X) of ...  
WO/2018/090150A1
Device for capture simultaneously of the kinetic and potential energy of the waves, from both superficial and subsea, and during all period of the wave. Each device has a quantity of capture mechanism of incident waves arranged preferabl...  
WO/2018/088769A1
The present invention relates to a method for installing a water channel for barrage-type small-scale hydropower generation. The method for installing a water channel for barrage-type small-scale hydropower generation, according to the p...  
WO/2018/089038A1
A power-take-off system for use in a wave energy converter buoy employs a meshing nut and screw shaft assembly for motion conversion. That is, the motion of the buoy float is coupled to drive the nut along the screw shaft on which it is ...  
WO/2018/087829A1
Provided is a power transmission device that is to be disposed between a turbine and a power generator for hydroelectric power generation, can be made smaller and less expensive, and utilizes a magnetic coupling device. Also provided is ...  
WO/2018/089324A1
A generator device includes a fluid confluent guide device including guiding plates and a housing having an inlet, a curved member, and a transverse channel as an outlet; and a wheel including two spaced rims having teeth, and blades bet...  
WO/2018/086894A1
The present invention relates to improving the operation of a wave power system by a predictive control method (COM) of the conversion machine which maximises the energy generated taking into account the efficiency of the energy conversi...  
WO/2018/089781A1
The electrical system of a Wave Energy Converter is built into a unitary Printed Circuit Board, thereby vastly simplifying the assembly process, reducing cost, and improving reliability. The unitary Printed Circuit Board integrates power...  
WO/2018/081840A1
The invention relates to power engineering, specifically to wave hydroelectric power stations. A hydroelectric power station contains a lower retaining tank, an upper accumulating tank, a piston pump, the piston of which is connected by ...  
WO/2018/077414A1
A floating screw turbine device with adjustable rear deflectors/diffusors (80, 90) is disclosed. Three pontoons (10, 20, 30), spaced apart, carry water ducts (40, 50) in which screw turbines (60, 70) are mounted. Screw turbines (60, 70),...  
WO/2018/074939A1
Sealing of the moving cylindrical surfaces of, in particular, pumped storage installation, characterized in that between the wall of the cylindrical tank (1) and the piston (2) wall there is a toroid shaped gasket (3) made of flexible ma...  
WO/2018/071963A1
An apparatus and method is disclosed for extracting energy from an oscillating working fluid, such as ocean waves. The apparatus (10) comprises an internal flow passage (40) for the working fluid, a turbine (44) and a flow control device...  
WO/2018/073609A1
The invention relates to a ducted wind turbine having a turbine rotor assembly which extracts kinetic energy from air flowing there past. The rotor assembly includes a plurality of rotor blades having rotor tips at their outermost ends w...  
WO/2018/070946A3
The invention relates to an electric power generation system using a domestic water turbine, known as "KARFOUDA". The system of the invention essentially comprises: a cylindrical or ring-shaped basin having a flat or conical base; multip...  
WO/2018/070573A1
Provided in one embodiment of the present invention is a hydropower generation apparatus comprising: a water turbine (200) having blades (220) having variable pitch angles (PAs); a blade control means (300) for varying the PAs of the bla...  

Matches 1 - 50 out of 21,810