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WO/2020/220634A1 |
Disclosed is a rectangular box-shaped floating breakwater having a wave energy power generation device employing an oscillating water column. A wave water inlet is provided on a wave facing surface of the rectangular box-shaped floating ...
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WO/2020/218918A1 |
Differential gravity power generator Fig. 1 consisting of a box height H, filled with fluid, subject to gravity. The box is divided into T1 (1, 2, 3, 4, 5, 8) and T2 (2, 3, 5, 6, 7, 8) by plane (2, 3, 5, 8) with openings A above and B be...
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WO/2020/219010A1 |
A continuous fluid flow power generator includes an electrical generator with submersible turbine blades in communication with a flow of fluid in a body of water to generate electricity. The generator may include a water tower and a hydr...
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WO/2020/215118A1 |
Methods, systems and apparatuses including systems and methods that can be used for operating a tidal turbine including in power generation and regeneration modes are disclosed. The tidal turbine can be positioned within or adjacent one ...
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WO/2020/212034A1 |
The invention relates to a hydroelectric power plant with a hydraulic machine, which comprises at least one control element for controlling the hydraulic machine, a plurality of blades and at least one electrical drive system for actuati...
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WO/2020/213981A1 |
The present invention relates to an apparatus for lifting a floating body from a water container by using water which is supplied from a water source and discharged to the outside. The apparatus comprises: a first water container having ...
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WO/2020/212702A1 |
A turbine apparatus (10) for deployment in a waterway, comprises a rotor support system (12), a rotor mechanism (14) and a power take-off device (16). The rotor support system (12) is operable to support and align the rotor mechanism (14...
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WO/2020/207700A1 |
The invention relates to a hydroelectric power plant comprising a hydraulic machine, a headwater basin and a pressure pipeline, the hydraulic machine comprising at least one control element for controlling the hydraulic machine and at le...
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WO/2020/209556A1 |
The present invention relates to a floating-type power generation apparatus comprising: a buoyant body movably floating on the surface of water; a main body of which the lower end is provided on the upper surface of the buoyant body so a...
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WO/2020/209537A1 |
The purpose of the present invention is to provide an impeller assembly for a hydroelectric power generation device, wherein the configuration of a water inlet and the configuration of an impeller are actively improved such that the pote...
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WO/2020/209753A1 |
The invention relates to wave energy converters. A converter consists of an elongated floating buoy, a submerged lower supporting buoy, a generator compartment and a power take-off mechanism which can be set into action with rigid tie ro...
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WO/2020/207701A1 |
The invention relates to a hydroelectric power plant (1) having a closing element (2) and an electric drive system (3), which is connected to the closing element, the drive system comprising a leadscrew (4), a transmission (5) and an ele...
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WO/2020/206569A1 |
A scientific method for increasing installed capacity by cumulative production of infinite water by means of multi-stage water return with a pump on a water tower sloping water channel. Five building structures, i.e., a pier-type water t...
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WO/2020/200846A1 |
A towing apparatus (200) has a spine with multiple generally parallel spine members (203, 204, 205) extending in a longitudinal direction and having a length of at least 100 m, and with a leading end and a trailing end. A series of blade...
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WO/2020/203270A1 |
Provided is a power generation device having excellent maintainability and power generation efficiency with a simple configuration. The power generation device 100 comprises an inlet tube 101, a rotational connection part 102, a power ge...
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WO/2020/204384A1 |
The present invention relates to a rotary device for tidal or wave power generation, wherein the rotary device has a novel structure which can improve power generation efficiency by always rotating in the same direction with respect to a...
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WO/2020/199698A1 |
An accumulating wave power station, comprising a fixed column (1), a wave energy transmitting and stabilizing mechanism (2) mounted on the fixed column; a wave energy collecting mechanism (3) mounted on the wave energy transmitting and s...
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WO/2020/199301A1 |
A sea wave power generation device. The power generation device comprises a kinetic energy receiving device (1), an air pressure adjustment device (2), a kinetic energy transmission device (3), and a kinetic energy power generation devic...
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WO/2020/192867A1 |
A method for assembling a hydropower device, wherein a module which comprises the impeller (4), the impeller shaft (5), the shaft seal (6), the turbine cover (8), the stator ring (9), the guide vanes (10) with guide vane bearings (11) an...
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WO/2020/198599A1 |
A hydraulic lock apparatus includes a hydraulic actuator, a pressure storage device connected to the hydraulic actuator, and a control valve configured to actuate to a first position and a second position. The control valve fluidly isola...
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WO/2020/196018A1 |
A hydraulic power generation apparatus (1) is provided with: an impeller (8) which converts hydraulic power into rotary force; a power generator (10) which generates electric power by rotation of the impeller (8); and a water collecting ...
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WO/2020/193725A1 |
The invention relates to a wave movement energy conversion and propulsion device (10) comprising a floating structure (1), a keel (2) movably mounted on the floating structure, in a sliding movement along a heave axis (Z), a means for tr...
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WO/2020/191226A1 |
A hydro-kinetic power generation system is disclosed. The system includes a structure to be positioned in shallow or deep waterways, such as canals and rivers. The structure may be modular, such that the structure may be composed of one ...
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WO/2020/190231A2 |
The present invention is at least one power plant for generating electrical power from the waves which occur on the sea surface. The improvement is that the subject matter wave power plant comprises at least one pump (4) which functions ...
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WO/2020/186327A1 |
The present invention relates to a hydraulically assisted electromagnetic impulse turbine comprising two pipes (5, 6), the orifices (9, 10) of which expel water to outside a circular base (7), in two parallel and diametrically opposite j...
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WO/2020/185713A1 |
A hydroelectric power system can include: a first level including a drain system, the drain system including a bell siphon coupled to a mixed flow turbine and a cross flow turbine, the drain system configured to provide a path way for a ...
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WO/2020/185564A1 |
A hydrodynamic power generation assembly (10) and method of use therefor for generating electrical power from the combination of kinetic energy, hydrostatic energy, and turbulent energy of water. The power generation assembly (10) compri...
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WO/2020/184273A1 |
This water collection device for a hydraulic power generation device is used in a hydraulic power generation device comprising: a water turbine blade (2) that is immersed in a water passage and that converts hydraulic power to rotation p...
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WO/2020/186244A1 |
A runner for a hydraulic turbine configured to reduce fish mortality. The runner includes a hub and a plurality of blades extending from the hub. Each blade includes a root connected to the hub and a tip opposite the root. Each blade fur...
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WO/2020/181389A1 |
The multi-staged cowl described herein allows to increase and maximize water mass flow and pressure drop at the runner cross-section of a hydrokinetic turbine so as to maximize produced power output, while respecting dimensional constrai...
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WO/2020/182437A1 |
The invention relates to a hydropower plant (1) having a rotor (2) situated in a waterway (4), a spiral (3) and a ring gate (5) for interrupting the water flow through the waterway (4), wherein: the ring gate (5) is designed such that it...
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WO/2020/182912A1 |
The present disclosure relates to a wave energy converter cell for a pressure differential converter system comprising a turbine. The cell comprises a cell body defining an aperture and a membrane sealing the aperture wherein the membran...
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WO/2020/180197A1 |
The invention relates to a device (1) for converting a linear motion into a rotary motion, wherein the device comprises a cylindrical pile rack (la), with teeth axially arranged around the entire pile throughout its longitudinal axis (Zp...
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WO/2020/178101A1 |
The invention relates to a Tesla turbine for converting the enthalpy of a flowing fluid into mechanical power, and an apparatus for converting chemical energy into mechanical energy, which apparatus comprises a Tesla turbine. The inventi...
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WO/2020/172759A1 |
A hydrokinetic energy generator generating electricity from a natural water flow. A water-surface platform has an independent vertical-movement platform, and is mounted at a location having an abundant water source and a strong water flo...
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WO/2020/174295A1 |
Herein described is a hydraulic apparatus (100) comprising: a hydraulic device (105), a pump (140) suitable to pump an operator liquid towards the hydraulic device (105), an adjustable restrictor valve (170), a first hydraulic line (185)...
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WO/2020/172748A1 |
A hydrostatically compensated compressed air energy storage system may include an accumulator disposed underground and a compressor/expander subsystem in fluid communication. A compensation shaft may extend between an upper and a lower e...
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WO/2020/172352A1 |
A system for converting vehicular kinetic energy into electricity includes at least one on-road energy collection sub-system and a transmission sub-system. The on-road energy collection sub-system includes at least one flap lever configu...
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WO/2020/170194A1 |
The invention relates to a device for generating hydroelectric energy, using the swell of a mass of water, said device containing an impeller (20) which is rotatable around a shaft (21) and at least one electric generator group (22), the...
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WO/2020/169986A1 |
There is provide a seal assembly (2) comprising: a first component (8) and a second component (10) spaced apart from the first component so as to define a passage (12) for the transfer of fluid from an inlet (14) of the seal assembly to ...
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WO/2020/169720A1 |
The invention relates to a pump storage power plant with a working cylinder which is partly immersed into a working fluid reservoir, such as a water reservoir, comprising an upper fluid compartment substantially above the fluid level of ...
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WO/2020/172599A1 |
Disclosed is an apparatus that floats at the surface of a body of water over which waves pass. Passing waves cause a nominally vertical axis of the apparatus to tilt away from an axis normal to the resting surface of the body of water. T...
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WO/2020/168738A1 |
An oscillating hydrofoil tidal current energy electricity-generation device, comprising a floating-type energy-absorbing electricity generation assembly and a cable assembly. The floating-type energy-absorbing electricity generation asse...
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WO/2020/161821A1 |
Provided is a rotation device having blades that are attached to a rotation shaft and that are subjected to a flow of water, thereby causing the rotation shaft to rotate. The present invention is characterized by being provided with a fl...
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WO/2020/161380A1 |
This invention relates to an arrangement for energy recovery from motions of a floating structure, such as a ship, ocean liner or offshore platform, which floating structure comprises at least a deck (2) above the water level, an anchori...
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WO/2020/160629A1 |
A fluid pressure transmission is a source of a directed propulsive force that can be controlled in terms of its direction and intensity in a pressurized fluid medium, and can be used in transportation, travel and energy generation. It co...
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WO/2020/160681A1 |
A compressed air energy storage system and method of temporarily storing thermal energy via a thermal storage subsystem in a compressed air energy storage system comprising an accumulator disposed underground and having an interior confi...
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WO/2020/161822A1 |
[Solution] This frame structure comprises a plurality of frame members for fixing, to a structure in a fluid flowing in a predetermined direction, a rotating device formed by including blades that are attached to a rotating shaft and tha...
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WO/2020/162766A1 |
The present invention relates to improving the efficiency of a helical fan/pump/propeller/turbine such as is described in PCT/NZ2018/050010. Further to the discovery that specific longitudinal limits are critical to define the first open...
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WO/2020/160786A1 |
The invention relates to a hydroelectric power plant for using a water flow comprising a continuous moving belt, on which a plurality of blades is attached in such a way that said blades can be folded over. The moving belt is guided arou...
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