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Matches 1 - 50 out of 5,048

Document Document Title
WO/2015/070282A1
A power platform for generating electricity, the platform comprising: a platform body supporting a device for generating electricity from water energy, wherein the power platform has a selectively variable buoyancy to sink the platform i...  
WO/2015/068875A1
A wind power generation system is disclosed. The present invention comprises: a rotation body provided at the upper part of a building and rotating by the wind outside of the building; and an electricity storage part for storing the elec...  
WO/2015/067408A1
The invention relates to a method for controlling at least one wind turbine (100), wherein the at least one wind turbine (100) is equipped to supply electrical power into an electrical mains network (120), and depending on a service offe...  
WO/2015/067558A1
A method of controlling power provided by a generator (10) to an end system (12) in which power is diverted from the output of said generator (10) to an auxiliary system (22) during periods of excessive power output from the generator. T...  
WO/2015/069079A1
The present invention relates to a wind power collecting, electricity generating device and, more particularly, to a wind power collecting, electricity generating device comprising: wind power generation units comprising a plurality of c...  
WO/2015/067567A1
A method of controlling power provided by a generator (10) to an end system in which power is diverted from the output of said generator to an auxiliary system (22) during periods of excessive power output from the generator. The diverte...  
WO/2015/062614A1
Mixing both vertical and horizontal types of wind turbine systems in order to maximizing the power output and minimizing the costs of power production and maintenance.  
WO/2015/063230A1
The energy storage facility (10) comprises a mechanical energy supply device (12), a reservoir (32) for storage of a pressurized fluid, a pump (16) that can be actuated by the mechanical energy supply device (12), an energy generator (36...  
WO/2015/065425A1
An electrical system for controlling a wind turbine is provided. The electrical system includes a first resistive element, a storage element and a controller. The first resistive element and the storage element are coupled to a DC link o...  
WO/2015/058769A1
A method for controlling a wind power plant, the wind power plant including a plant controller for controlling a plurality of wind turbine generators. The method for controlling a wind power plant allows the wind power plant to continue ...  
WO/2015/059320A1
The invention is designed to capture kinetic energy from wind, according to the characteristics thereof and the required power. It is supported by an M-shaped support sustained by guys, and can be positioned on a rotating platform with s...  
WO/2015/055211A1
A wind turbine generator 1 supplies three-phase a.c. current of variable voltage and variable frequency to two pairs of rectifiers 4a, 4b and 4c, 4d which generate respective d.c. outputs connected to positive, negative and neutral d.c. ...  
WO/2015/051374A1
A method for performing uptower maintenance of a wind turbine in order to replace the main bearing on the turbine shaft is disclosed. Embodiments of this method to perform maintenance may include installing a rotor lock to resist rotatio...  
WO/2015/043747A1
According to a method for the combined pump water pressure-compressed air energy storage at a constant turbine water pressure, the energy to be stored is used to pump a liquid medium, especially water, into a pressure-tight, air-tight ho...  
WO/2015/048147A1
A semi-submersible wind turbine platform is capable of floating on a body of water and supporting a wind turbine, and includes a keystone. At least three bottom beams extend radially outward of the keystone, and a center column extends p...  
WO/2015/039545A1
Disclosed are an apparatus for replenishing flywheel battery (3) energy using wind power during travel of a bicycle, and a method of use. An inner drive device is added to a vacuum box (33) of a flywheel battery (3), and comprises a magn...  
WO/2015/039546A1
Disclosed is an apparatus replenishing flywheel battery (3) energy using wind power during travel of a bicycle, wherein an inner drive device is added to a vacuum box (33) of a flywheel battery (3), and comprises a magnetomotive wheel (5...  
WO/2015/037025A1
A method is described for real-time determining the shape of an arc-type wing (1) with high aerodynamic efficiency, wherein the wing (1) is composed of a central arc section (13) connected to pairs of bridles (11,12) through a pair of sh...  
WO/2015/035904A1
A vertical wind power generation system with dual fan blades mounted and a multi-layer reinforced concrete frame. The system solves a problem in a prior wind power generation system that a power generation efficiency thereof and safety o...  
WO/2015/029562A1
A wind generator system (1) comprises: a windmill (10); an induction motor (20) coupled to the rotary shaft of the windmill (10); a power convertor (30) for supplying the induction motor (20) with an excitation current; a heat medium cir...  
WO/2015/029190A1
[Problem] The purpose of this invention is to provide the following: fluid machinery that takes in a fluid and converts same to a rotational flow so as to increase operating efficiency; and a power system, combustion device, and drying d...  
WO/2015/027155A1
A tower includes a plurality of stacked sections extending in a longitudinal direction from a base section to a top section, at least one of the stacked sections including a first block and a second block joined together, the first block...  
WO/2015/024500A1
Disclosed is a layered wind-solar power generation tower, comprising a tower frame (1) having a layered hollow structure, wherein the centre of the tower frame (1) is provided with a hollow conductor shaft lever (2); the tower top of the...  
WO/2015/023200A1
The invention relates to an ejector type turbine, designed to transform kinetic energy of a fluid into mechanical or electrical energy, by capturing and accelerating an engine jet of fluid. The turbine according consists from an fluid in...  
WO/2015/020887A2
Aspects of the invention relate to a control system for a non-rotating wind energy generator. The control system can comprise a sensor that senses at least one of: an amplitude of oscillation of a bluff body of the non-rotating wind ener...  
WO/2015/018418A1
A conventional cable 1 comprises three conductive cores 2a, 2b, 2c, each provided with a respective conductive sheath 3a, 3b, 3c, which are together housed within an outer insulating sheath. The three-core cable 1 is used to transmit ele...  
WO/2015/017879A1
A power generating window assembly (16) including a first pane of glass (18), a second pane of glass (20), a surface coating (24) on the on the first pane of glass (18) or the second pane of glass (20), an inlet (32), an outlet (34) and ...  
WO/2015/019597A1
Provided is a propeller fan (1) capable of maximizing the efficiency with regard to the air-blowing function of an air blower and the windmill function of a power generator. Also provided is an air blower/power generator (2) in which an ...  
WO/2015/014963A1
An apparatus for utilising wind energy comprising a wind turbine drivingly coupled to a compressor for compressing a fluid, said compressor communicating with an accumulator for storing compressed fluid, said accumulator communicating wi...  
WO/2015/014247A1
An asynchronous connection motor, which solves the technical problem that the existing hydraulic coupler has large volume, heavy weight, large mechanical loss and slip loss, lower efficiency, instable speed control, low power factors, po...  
WO/2015/015357A1
An auxiliary generator of electrical energy, comprising an external shell (2) provided with at least one intake opening (3) for a fluid and at least one outlet opening (4) for the fluid; a rotor (6) housed inside the shell (2) along the ...  
WO/2015/012903A1
An electricity generating tower includes a tower wall whose inner radius profile has a hyperbolic shape for a least a portion thereof. Moisture is added to the top of the tower and mixes with air to generate a downdraft of wind within th...  
WO/2015/013149A3
A method and an apparatus are provided for initiating rotation of blades of a wind turbine when wind speed is less than a cut-in speed. A solar powered wind turbine apparatus includes a solar dome with photovoltaic cells, operably connec...  
WO/2015/013149A2
A method and an apparatus are provided for initiating rotation of blades of a wind turbine when wind speed is less than a cut-in speed. A solar powered wind turbine apparatus includes a solar dome with photovoltaic cells, operably connec...  
WO/2015/011735A1
The present invention concerns a system (1) comprising : - A station (2) for the production of electric current; - An accumulation system (3, 8, 9). In a first embodiment the accumulation system (3, 8, 9) comprises: - A tank (3) for the ...  
WO/2015/010440A1
Disclosed is a wind power and wave power complementary electricity supply apparatus, comprising a wind power kinetic energy module (1), a wave power kinetic energy module (2) and a commercial power supply module (3), wherein the wind pow...  
WO/2015/007338A1
A wind power generation assembly (1) comprising a vertical support structure (2), a nacelle (3) mounted on the support structure, a wind rotor (5) mounted to the nacelle and connected to a horizontal input shaft (11) and driving the inpu...  
WO/2015/000450A1
A method for providing electricity using wind energy to electric devices on a freeway, comprising: providing wind energy generators having a vertical axis on freeways, and converting energy from the wind generated by the moving vehicles ...  
WO/2015/002467A1
Disclosed is a wind power generator comprising: a rotating body rotating about a horizontal axis intersecting with the direction of gravity; a bearing which is installed, coaxially with the rotating body, on the outer circumference of th...  
WO/2015/001229A1
The invention relates to a device which includes: a marine current turbine (14) and/or a wind turbine (8) and/or coupling means for electromagnetically, electrically or mechanically coupling the marine current turbine and/or the wind tur...  
WO/2014/206007A1
In a wind power plant harmonic suppression method, grid-connection of a wind power generator sets is achieved by using transformers with different phase-shifting angles on a same feeder line, harmonic waves produced by nonlinear currents...  
WO/2014/205591A1
A method for using artificially created wind power to drive a wind turbine to generate electricity. A powerful fan motor is used to cause an air flow to produce wind with a steady speed blowing towards a wind turbine, and electricity is ...  
WO/2014/206423A1
The invention relates to mechanical engineering and can be applied to the modernization of electric vehicles in order to conserve energy while in motion. An electric vehicle wind generator, containing a cylindrical chamber having wind wh...  
WO/2014/206783A1
What is provided is: a wind turbine comprising a rotor (110) having at least two rotor blades (108), an electrical generator (200), which is coupled directly or indirectly to the rotor (110) and generates an electric power, and at least ...  
WO/2014/203230A3
A system is described which is suitable for extracting power directly from the main shafts of slow-moving mechanical systems such as wind-turbines. At the heart of this system is a closed gas circuit having a lower- pressure (LP) side an...  
WO/2014/203388A1
The present invention provides a control system for renewable energy power generation facilities, said control system being capable of contributing to the suppression of frequency variations having a period of several minutes to several ...  
WO/2014/199760A1
A wind-power generation system (1) is equipped with: a plurality of series-connection wind-turbine groups (10-1 to 10-k) configured so as to electrically connect in series a plurality of power-generating wind turbines (11-1 to 11-n) for ...  
WO/2014/201018A1
Wind energy systems and devices comprise a nacelle, a rotor driven alternator housed in the nacelle, a rotor connected to the alternator, and a load control system in communication with the alternator. The rotor includes a rotor hub and ...  
WO/2014/199311A1
The subject of the invention is a lighting and power supplying unit, in particular, the roadside. According to the invention the turbine (3), fixed rotationally on the post is equipped with sleeve (4), which is ended with a gear (5) intr...  
WO/2014/196921A1
The present invention relates to a water based modular power plant system (100) comprising a basic mounting structure with a central platform (10), a number of renewal energy collecting modules (10;80;90;115A) with means at least for har...  

Matches 1 - 50 out of 5,048