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WO/2013/015716A1 |
The hydropower plant comprises a rotatably mounted impeller (2) which is fully submerged in water, and a housing (1) with a semicircular recess which encloses one half of the impeller, the other half of which is exposed to the flow of wa...
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WO/2012/176205A1 |
The invention relates to a device for collecting energy from water waves, comprising an extended length channel provided with a long shore-facing wall, a long sea-facing wall, and a remote end wall all extending substantially above high ...
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WO/2012/163184A1 |
A combined embedding method for a steel volute of a large hydroelectric generating set comprises laying a cushion layer (3) with modulus of elasticity being 0.2 MPa-8.5 MPa on an outer surface of a steel volute (1) in a range including a...
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WO/2012/166047A1 |
A wave energy converter (10) comprises an energy absorption unit (100) arranged to absorb energy generated by movements of water when the wave energy converter is arranged in a pool of water,an energy accumulation unit (200) connected to...
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WO/2012/157840A1 |
The present invention relates to a bidirectional tidal power generating device, and to this end, the present invention comprises: a basic frame (10) provided at a fixed width and height from underwater ground; flood gate guides (20) form...
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WO/2012/153896A1 |
A tidal power generation system includes: a first reservoir equipped with first and second sluice gates; a second reservoir installed adjacent to the first reservoir and equipped with third and fourth sluice gates; a third reservoir inst...
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WO/2012/151631A1 |
A deployment apparatus is described. The deployment apparatus is for deploying an underwater power generator having a power generating main body from a deployment vessel disposed on the surface of a body of water onto a pylon disposed on...
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WO/2012/129609A1 |
The invention provides a cable drive device (10) including a linear drive member (12), and a cable drum (14) attached to a support bracket (30, 32) adapted to be affixed to a surface. The cable drum (14) has an axle (26) supported by the...
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WO/2012/117449A1 |
This marine processing system is characterized in that a plurality of devices for inflow prevention of foreign matters to an intake are installed at an interval, and a horizontal net covering the interval between the adjacent devices for...
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WO/2012/098148A1 |
A dam encircles an area of an off -shore sea- or lakebed for storage of energy by changing the water level inside the closed dam in relation to a water level outside the dam by pumping of water. The closed dam is built from elongated con...
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WO/2012/091627A1 |
The method for using the energy potential of a stream of liquid to produce electric power comprises pre-storing the stream at a height sufficient for producing the pressure required to operate a hydroelectric generating unit and transpor...
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WO/2012/081021A1 |
A method of utilizing a source of liquid stream streaming from a higher location to a lower location by gravitation is provided and comprises placing a tube partially or fully within the liquid stream, positioning one of its openings in ...
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WO/2012/080717A1 |
A system for retaining a marine structure such as a wave or tidal energy device, at a fixed location on a sea or river bed, by means of an anchor chain or cable passing through an underground tunnel from a position on a shore or dry land...
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WO/2012/066160A1 |
The invention relates to a process used in the technical field of electrical energy plants, specifically hydroelectric pumping stations. The motor pump assembly (1) aspirates water (fresh or salt) from the deposit (3) and discharges same...
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WO/2012/055041A1 |
Tidal modulators are described by which the tidal flow may be started, stopped, or regulated by movable parts that open, shut, or partially obstruct one or more passageways to modulate the tidal flow so as to enhance capturing its energy.
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WO/2012/057521A2 |
The present invention relates to a pumped-storage power-generating structure, comprising: a top water reservoir (10) formed in a hilly area to store pumped water; a penstock (20) for downward water flow from the top water reservoir (10);...
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WO/2012/055042A1 |
A hydrodynamic array comprises multiple hydrodynamic elements, including a tidal modulator, for producing electricity by the motion of ocean tides or river currents and forces acting on the hydrodynamic array, which is immersed in ocean ...
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WO/2012/050468A1 |
The invention relates to hydrotechnical structures for producing electric power and for simultaneously protecting a coast from storms. The problem addressed by the invention is to improve the technical properties of the system by increas...
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WO/2012/038983A2 |
An apparatus for conserving water in a hydro-power plant comprising a plurality of inlet channels having a one-way inlet valve corresponding to respective turbine outlets, each inlet channel directly leading to a waste valve fitted on sa...
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WO/2012/030051A1 |
The present invention discloses a water turbine (100) for generating hydroelectric power comprising: a rotary shaft (110) formed vertically; and a plurality of rotary blades (120) placed in a radial structure with the rotary shaft (110) ...
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WO/2012/030115A1 |
The present invention relates to a system and method for operating a reservoir so as to increase the water storage capacity thereof at a low cost. According to the system and method for operating a reservoir, additional, new water storag...
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WO/2012/030074A2 |
The present invention can efficiently convert the motion from a river current to electrical energy without a preexisting dam by providing a structure to generate hydroelectric power including: a plurality of piles (100) which are provide...
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WO/2012/022435A1 |
The invention relates to a shaft power plant for generating electricity by converting the energy of a flow between upstream water (2) and downstream water (6), comprising a vertical shaft (7), which is open at the top and the top (10) of...
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WO/2012/019224A1 |
A support apparatus for support of an underwater power generator is described. The underwater power generator has a power generating portion and the support apparatus includes: a stand adapted for supporting the power generating portion,...
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WO/2012/019307A1 |
A helical turbine is operatively connected to at least one generator system for generating electrical power. System performance is optimized by controlling the operative angle between the longitudinal axis of the turbine and the directio...
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WO/2012/016325A1 |
A wave energy harnessing mechanism comprising a grid of piston members interconnected at respective ends thereof. Each of the piston member includes a hollow chamber with a driving shaft, a movable magnet, and a coil therein, wherein the...
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WO/2012/011018A1 |
System for generating energy from the sea waves comprising a tank positioned in such a way that it exploits the low waves as well, which is provided on a wall with openings provided with means able to capture the water of the waves break...
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WO/2012/006688A1 |
A Barrage apparatus is a method and device for extracting energy from flowing fluids in an open flow by means of a submerged barrage or barrages that obstruct and channel flows at increased velocities to downstream turbine power take off...
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WO/2012/006648A1 |
The invention relates to a hydropower dynamic-pressure machine (5), comprising at least one rotor (1) mounted in a bearing frame (6). The rotor has a hub (2) and blades (4), which are attached to the hub and stick out from same, and caus...
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WO/2012/000025A1 |
A power generation system (10, Fig. 14) including a fully submergible waterwheel ( 14) mounting a plurality of hydrofoil assemblies (38A) that project wing-like from each side of the rim (30) of the waterwheel. Each hydrofoil assembly (3...
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WO/2011/149225A2 |
The present invention relates to a multifunctional movable-weir sluice gate system for purifying contaminated river water, and more specifically is devised in such a way that contaminated river water of heavy specific gravity can be sele...
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WO/2011/140781A1 |
An electricity generating method and system for generating electricity using tide, include a channel (420) connecting the bottom of a bay with the water body outside the bay, an electricity generating apparatus (430) provided in the chan...
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WO/2011/135145A1 |
Hydropneumatic system for transforming discontinuous wave energy into continuous energy, comprising: a front with a plurality of openings (1) for collecting water from breaking waves, a plurality of converging water-collection conduits (...
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WO/2011/134585A1 |
The invention relates to a run-of-river power plant having the following components or features: at least one module (1) or a plurality of self-sufficient modules, which are arranged one next to the other in the flow direction (10) and w...
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WO/2011/131811A1 |
The invention relates to a system for generating energy from ocean wave movement, comprising at least: one vessel (2) having at least one rotor shaft (3) that acts on an electricity generator; at least one tank (5) which is joined and so...
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WO/2011/123871A1 |
This invention relates to a dam structure and hydroelectric dam (10) construction therefrom. More specifically, the invention relates to an alternative energy source in the form of an oceanic hydroelectric dam (10) for converting the ene...
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WO/2011/121603A1 |
The mild slope channel hydropower generation system uses water flowing in an open channel whereby the velocity is modified by suitable modification of channel cross sections such that the flow is accelerated from subcritical to supercrit...
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WO/2011/109858A1 |
A turbine apparatus (10) comprises an elongate pillar (20) and a support member'(30) having a mounting sleeve (32) and a generator housing (34). The top portion of the elongate pillar (20) is telescopically received within the mounting s...
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WO/2011/096816A1 |
It referred to a device of a power plant for the production of useful energy in the waves by the use of float devices the motion of which are used to power generator to produce energy for further exploitation, and means of conveyance of ...
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WO/2011/088491A1 |
The invention relates to a device (5) and method for removing suspended-material particles, in particular fine and very fine particles, from a water flow containing suspended-material particles in a pressurized water line (3) of a hydroe...
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WO/2011/075795A1 |
An offshore platform includes a support structure for supporting a workstation in a body of water at an offshore location. The support structure has a mounting formation and at least one duct is mounted to the mounting formation. The duc...
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WO/2011/066676A1 |
A multi-stage power generating apparatus utilizing flow of water comprises: a narrow converging trough (2), and a hydraulic turbine (3) mounted on the converging trough or an outlet of the converging trough to drive a power generator. Th...
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WO/2011/050402A1 |
An underwater power generator (10) comprises a support structure (14) including a pylon (22) having a male boss (24) at an upper end of the pylon (22). A generation unit (12) has a housing (15) and a blade set (16). A female socket (28) ...
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WO/2011/050403A1 |
A connector (17) is provided to mount a power generation unit of an underwater power generator to a base assembly. The connector comprises (17) a lower connector portion (72) having a stem (62) projecting upwardly and having a tapering p...
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WO/2011/047418A1 |
A wave-powered energy generation apparatus (10) includes two pontoons (12.1, 12.2) and a hinge linkage (14) between the pontoons (12.1, 12.2). The pontoons (12) are connected to each other end-to-end via the hinge linkage (14) to form an...
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WO/2011/047456A1 |
Power storage and regeneration, a method of storing potential energy on a large scale. By using stored water, in a closed circuit power regenerating system. This system will be comprised of a multiple level facility with multiple turbine...
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WO/2009/152606A9 |
An underwater wave energy converter (WEC) (10) has a piston (32) that reciprocates up and down as recurring waves (22) pass over. Downward motion of the piston (32) drives the rods or plungers (50b) of a multiplicity of hydraulic jacks (...
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WO/2011/029138A1 |
A power generation apparatus is described. The apparatus includes a rotor adapted for rotation about a rotation axis, the rotor comprising a blade assembly including a plurality of blades operatively mounted to the rotor and extending th...
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WO/2011/026213A1 |
There are a large number of sites in the world's oceans and rivers that can provide a significant, viable, and cost effective source of renewable energy. Man} are strategically located close to populated areas where these sites can be us...
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WO/2011/026173A1 |
Disclosed herein is a device (10) for capturing energy from ocean waves. The device (10) comprises a base (12) adapted for stationary mounting relative to a fluid flow generated by the ocean waves. A drive member (14) is movably connecte...
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