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Patent Searching and Data


Matches 451 - 500 out of 4,908

Document Document Title
WO/2012/072412A1
Arrangement and method for testing an electric power generation system It is described an arrangement for testing an electric power generation system, in particular a wind turbine system, connected to a utility grid operating at a grid v...  
WO/2012/073504A2
It is intended to provide a power generating apparatus of renewable energy type and an operation method of the power generating apparatus, which can achieve both variable speed operation and grid connection without a frequency converting...  
WO/2012/073390A1
A renewable energy extraction device, such as a wind turbine generator includes a turbine driving a hydraulic pump and a variable displacement hydraulic motor driving an electrical generator connected directly to an electricity grid. The...  
WO/2012/073277A2
An object of the present invention is to provide a wind turbine generator and a tidal current generator equipped with a hydraulic transmission with a combination of a hydraulic pump and a hydraulic motor and which has a superior producti...  
WO/2012/073505A1
It is intended to provide a power generating apparatus of renewable energy type which is capable of reducing the concentrated load on the main shaft bearing and the pump housing caused by the bending of the rotating shaft and the load on...  
WO/2012/073279A1
An object of the present invention is to provide a wind turbine generator system and an operation control method thereof, which has a superior operation efficiency and stability at a low wind speed and during the occurrence of a gust and...  
WO/2012/073504A3
It is intended to provide a power generating apparatus of renewable energy type and an operation method of the power generating apparatus, which can achieve both variable speed operation and grid connection without a frequency converting...  
WO/2012/073280A1
An object of the present invention is to provide a hydraulic pump structure which improves the ease of mounting the hydraulic pump on the main shaft, and a method of mounting the hydraulic pump which can be performed in a simplified mann...  
WO/2012/073502A1
The invention provides a method of operating an energy extraction device such as a wind turbine comprising a hydraulic pump driven by and applying torque to a rotating shaft, a hydraulic motor driving a load, a high pressure manifold in ...  
WO/2012/074143A1
The object of the present invention is to provide a small-scale hybrid electricity generating system which does not use a storage battery. A technical configuration for achieving the object comprises: a diesel generator (20) which is use...  
WO/2012/073278A1
An object of the present invention is to provide a wind turbine generator and an operation control method thereof, which takes measures against issues such as noise, bird strike and a friction heat of a bearing shaft. The wind turbine ge...  
WO/2012/073389A1
The invention provides a method of operating an energy extraction device such as a wind turbine comprising a hydraulic pump driven by and applying torque to a rotating shaft, a hydraulic motor driving a load, a high pressure manifold in ...  
WO/2012/073277A3
An object of the present invention is to provide a wind turbine generator and a tidal current generator equipped with a hydraulic transmission with a combination of a hydraulic pump and a hydraulic motor and which has a superior producti...  
WO/2012/070115A1
The purpose of the present invention is to improve the quality of an electric power generated by means of wind power generation by a more suitable means than conventional means. Provided is a wind power generation device comprising: a wi...  
WO/2012/070141A1
The objective of the present invention is to provide an output control method and an output control device for a wind-powered electricity generating facility to enable an overload of an electricity storage device to be prevented and to e...  
WO/2012/065992A1
The invention relates to a wind turbine having a generator (19) for generating electrical energy and a transformer (20). The transformer (20) is designed to receive electrical energy from the generator (19) on a secondary side (29) and t...  
WO/2012/066789A1
Provided are a ship for installing offshore wind turbines and a method for installing offshore wind turbines using the ship, whereby wind turbines can be installed by simple operations when pre-assembled wind turbines are transported and...  
WO/2012/066790A1
Provided are a ship for installing offshore wind turbines and a method for installing offshore wind turbines using the ship, whereby the hull can be maintained in a fixed position in a short amount of time and without significant restrai...  
WO/2012/066517A3
Plant for the production of energy comprising a machine for the exploitation of a main energy source and at least one machine for the exploitation of a source of mechanical power auxiliary characterized in that said machine for the explo...  
WO/2012/066517A2
Plant for the production of energy comprising a machine for the exploitation of a main energy source and at least one machine for the exploitation of a source of mechanical power auxiliary characterized in that said machine for the explo...  
WO/2012/062327A2
A method for operating a power generation system coupled to a power grid during a grid unbalance event, a method for determining an injection current to be supplied into a power grid by a power generation system, and a method for address...  
WO/2012/063576A1
The present invention provides a device for controlling a group of wind power generators which minimizes variations in power outputted from a wind farm to a power system, and maintains a constant output. The present invention is provided...  
WO/2012/062323A2
A method for operating a wind turbine and a system for operating a wind turbine are provided. The wind turbine includes a grid side converter and the grid side converter is coupled to a grid via a power line. The method includes determin...  
WO/2012/062323A3
A method for operating a wind turbine and a system for operating a wind turbine are provided. The wind turbine includes a grid side converter and the grid side converter is coupled to a grid via a power line. The method includes determin...  
WO/2012/059463A3
The invention relates to a wind energy installation having a synchronous generator which comprises a generator stator and a generator rotor for generating electrical energy. The wind energy installation further comprises a liquid cooling...  
WO/2012/060112A1
Provided are: a ship for installing an offshore wind turbine, capable of, when transporting an assembled wind turbine and installing the wind turbine in an offshore installation area, installing the wind turbine by simple work; and a met...  
WO/2012/060800A1
The invention relates to power engineering. The wind power plant comprises the following, secured on supports: an inlet device having channels that are separated by lateral members, a continuous lower surface and an upper surface with a ...  
WO/2012/060108A1
Provided is a floating wind turbine capable of damping rolling and yawing of a nacelle by the gyro effect. The rolling and yawing causes an adverse effect on power generation efficiency of the wind turbine and equipment durability thereo...  
WO/2012/059463A4
The invention relates to a wind energy installation having a synchronous generator which comprises a generator stator and a generator rotor for generating electrical energy. The wind energy installation further comprises a liquid cooling...  
WO/2012/056482A1
A plant for the production of electrical energy includes electric generators fed by renewable sources: photovoltaic, eolic, and wave motion. A long corridor with a roof of solar panels leaves from the mainland and extends over a wharf em...  
WO/2012/056593A1
The purpose of the present invention is to prevent a wind turbine generator from paralleling off by change of wind conditions even when the wind turbine generator is operated to limit power output. A plurality of wind turbine generators ...  
WO/2012/055313A1
An installation method for an air-jet wind turbine generator comprises the following steps: an air-jet (3) is installed at the end of each turbine blade (2) of the wind turbine. The air-jets (3) are provided perpendicular to the turbine ...  
WO/2012/056570A1
A wind power generation device (14) of the present invention generates power by rotation of a rotor (12) and is grid-connected such that, in order to allow even more power to be supplied to a power grid (20) in response to grid frequency...  
WO/2012/052023A1
A power transmission system for a wind turbine comprises a gearbox and generator. The gearbox includes a gearbox housing and gearbox output member. The generator includes: a generator housing having a drive-end side and non-drive-end sid...  
WO/2012/053988A3
The invention refers to a device for producing and accumulating of electricity, where each hydroelectric power plant (11, 12, 13) consists of a dam (111, 121, 131) with a turbine (112, 122, 132) which is mechanically interconnected with ...  
WO/2012/053876A1
The invention relates to wind power. The wind power plant comprises a heavy-duty mounting ring 2, a rotational device 4 with a wind wheel 15 and a generator 9, a support 3 and a base 16. The rotational device 4 is in the form of a multi-...  
WO/2012/053602A1
Provided is a wind turbine capable of obtaining desired aerodynamic properties under conditions in which the upper value of the code length on the blade root side is restricted. The wind turbine is provided with a blade body section (3) ...  
WO/2012/051382A1
A device 2 configured for the production of hydrokinetic energy that allows the efficient capture of energy from fluid in motion, especially slow flowing fluids. The device features a drive train system having redundancy, The device 2 fe...  
WO/2012/048523A1
A vertical shaft wind turbine or wind power generator comprises a main shaft or drive shaft (1), a wind rotor (4) and an electric generator. Movable connectors are mounted on the main shaft or drive shaft or wind rotor connecting rod (3)...  
WO/2012/048743A1
For a wind power plant (10), current originating directly from generators (20) of the wind turbines (14) is transmitted to a central station (12) without a transformer being connected therebetween.  
WO/2012/048523A9
A vertical shaft wind turbine or wind power generator comprises a main shaft or drive shaft (1), a wind rotor (4), and an electric generator. Movable connectors connected with the wind rotor or with a wind rotor connecting rod are mounte...  
WO/2012/047188A1
In one embodiment of the present invention, a method for providing an energy supply using a renewable energy source is provided comprising: providing a first source of renewable energy, wherein the first source of renewable energy is int...  
WO/2012/045952A1
The invention relates to a facility for producing backup electrical power for an electrical-current distribution system, including: at least one first water tank (311, 312) located at a first level; at least one second water tank (120) l...  
WO/2012/042081A1
In an optional embodiment of the invention, a horizontal shaft bears a system of blades or vanes, similar to a circular rotating bucket chain, which is strategically coupled to the conversion pipe so that when the vehicle begins to move,...  
WO/2012/040071A2
A wind turbine alternator module having an enclosure, turbine and rotor assembly with peripheral magnets and multi-phase stator for the production of energy from air movement. A bi-directional symmetrical vane turbine and rotor assembly ...  
WO/2012/038043A8
The turbine system for wind and/or water power, wherein the radial turbines have a rotor which can rotate about an axis and comprises one or more turbine blades, wherein the turbine blades are aligned parallel to the rotor, wherein the t...  
WO/2012/040534A3
A method and system for attaching a service device to a wind turbine of a wind power unit, using the wind turbine to rotate the service device into one or more service positions, and using the service device to perform servicing on the w...  
WO/2012/040536A1
Methods of precisely positioning a rotor of a machine into one or more service positions for the purpose of servicing the machine. In some embodiments, the machine includes A rotor and a stator segmented into multiple removable stator mo...  
WO/2012/038043A3
The turbine system for wind and/or water power, wherein the radial turbines have a rotor which can rotate about an axis and comprises one or more turbine blades, wherein the turbine blades are aligned parallel to the rotor, wherein the t...  
WO/2012/037976A1
It is disclosed a wind turbine comprising at least one blade (5a) and means for converting movement of said at least one blade (5a) in electric energy. The wind turbine also comprises at least one antenna (6a) comprised in said at least ...  

Matches 451 - 500 out of 4,908