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Patent Searching and Data


Matches 301 - 350 out of 5,903

Document Document Title
WO/2017/158479A1
Disclosed is a method of condition monitoring a WTG (Wind Turbine Generator) comprising acts of collecting and storage of at least the following data sets together with their time stamps. Collection of generator power production measurem...  
WO/2017/157912A1
Pitch control system (1) for at least one rotor blade (17) for a wind turbine comprising a nacelle (16), as well as a hub (15) both place on the top of a tower (18) and at least one rotor blade (17). The system comprises at least one ele...  
WO/2017/157401A1
The present invention relates to a system adapted to reduce the load of a wind turbine in situations with high yaw error or by gust ride, which system has access to at least t some operational parameters. The object is to reduce the maxi...  
WO/2017/159550A1
Provided is a method for generating wind power which makes it possible to efficiently generate power while preventing a rotor from stalling even when wind speed is low. A lower-stage first rotor 2A among a plurality of upper- and lower-s...  
WO/2017/156562A1
The invention relates to a method for determining wind speed in a plant (1) having at least two wind turbines (2) spaced apart from each other. In order to determine the wind speed with high accuracy, according to the invention, the occu...  
WO/2017/152367A1
An efficient and safe wind power generator comprises a number of blades (1), a hub (2), a base (3), a priming pump (4), a reservoir (5), an water conducting pipe (6), a gear box (7), a rotating device (8), a tower (23) and a wind vane (2...  
WO/2017/153788A3
A device for generating wind energy comprises a four-cornered housing (1), a wind flow divider (2) in the centre of the housing (1), and two rotors (3) that have blades and can rotate in opposite directions on vertical axes. The front wa...  
WO/2017/155210A1
The present invention relates to a wind power generator capable of efficiently generating wind power even when wind speed is low, capable of generating electric power with available torque by storing kinetic energy in a non-rotator, and ...  
WO/2017/152313A1
A wind-powered electrical generator employing an automation control technique, comprising several blades (1), a gearbox (2), a tower (5), a base (6), a lifting/lowering apparatus (7), and a wheel hub (10). The blades (1) are distributed ...  
WO/2017/149605A1
A wind turbine comprises: a plurality of wind turbine blades; a plurality of hydraulic actuators for controlling the pitch angle of each of the plurality of wind turbine blades; a first tank in which control oil for the plurality of hydr...  
WO/2017/148485A1
A method for determining a yaw position offset of a wind turbine (1) is provided. A neighbouring wind turbine (2) of the wind farm is identified, said neighbouring wind turbine (2) being arranged in the vicinity of the wind turbine(1). P...  
WO/2017/149657A1
A wind turbine start assist device comprises: a blade rotational speed calculation unit (11) that calculates the blade rotational speed when a blade (903) of a wind turbine (900) passes through laser light output by a wind measuring lida...  
WO/2017/150960A1
A wind power installation consisting of a shaft, loads, load limiters, and two or more blades in the form of segments of cylinders, between which two or more aerodynamic blades are installed. Crosspieces of the blades in the form of segm...  
WO/2017/145490A1
Provided is a wind power generation method with which power can be generated efficiently while pre-emptively preventing a rotor from stalling. A generator 3 is connected, via a clutch 9, to the vertical main shaft 5 of a rotor 2. In the ...  
WO/2017/144631A1
The invention relates to a method for determining an equivalent wind velocity of a rotor blade plane of a wind turbine (100) having a rotor (106) having blade-angle-adjustable rotor blades (108), comprising the following steps: determini...  
WO/2017/144063A1
The invention relates to a wind turbine system (1) with several wind turbine modules (2) mounted to a support structure (3). A control system is configured to determine a lift command (21) for a particular wind turbine module (2') of the...  
WO/2017/144061A1
A method for damping an oscillation of a tower of a wind turbine is disclosed, wherein a pitch angle of each of the one or more rotor blades is individually adjustable, the method comprising damping the oscillation of the tower by pitchi...  
WO/2017/144576A1
The invention relates to a method for controlling a windfarm (1) which has a plurality of wind turbines (2) and feeds energy into an electrical supply grid (8) at a grid connection point (6), comprising the steps of inputting at least on...  
WO/2017/140316A1
The present invention relates to control of a wind turbine, and in particular it relates to a distributed control system including a blade controller for each blade of the wind turbine. The electrical connection between each blade contro...  
WO/2017/142604A3
An example system includes a turbine, a position sensor, and a control apparatus. The control apparatus is configured to perform functions. The functions include detecting, via the position sensor, an angular position of the turbine, and...  
WO/2017/137050A1
A method of controlling a wind turbine is described. The method comprises calculating a current wear rate for each of the main bearing of a turbine rotor and the blade bearings of rotor blades mounted on the turbine rotor, and calculatin...  
WO/2017/137051A1
A yaw sensor for a wind turbine is described. The yaw sensor comprises a plurality of rotary switches, each configured to be coupled to a yaw drive gearbox of a wind turbine nacelle, the rotary switches each being operable to activate an...  
WO/2017/135657A1
The present invention relates to a torque mode switch control system for maintaining a rated output of a wind turbine and, more specifically, to a torque mode switch control system and method for a wind turbine, the system comprising: a ...  
WO/2017/134821A1
The present invention is provided with: a reference light source (1) for oscillating a laser light; an optical phase modulator (3) for phase-modulating transmitted light of the laser light on the basis of a linear phase-modulated signal ...  
WO/2017/134208A1
A method for heating a wind turbine facility (42) comprises: charging a DC link (24) of an electrical converter (10) connected with a wind turbine (14) of the wind turbine facility (42); heating air inside the wind turbine facility (42) ...  
WO/2017/134604A1
A highly efficient wind turbine is used to generate electricity from wind. The highly efficient wind turbine includes a cowling, a turbine wheel, a support shaft, and an electricity-generating unit. The cowling is mounted around the supp...  
WO/2017/134608A1
Vertical axis wind turbine (10) comprising a blade support assembly (12) having a central hub (13) defining a vertical axis of rotation (A), a power take¬ off shaft which is connected to an electrical power generator and a pair of resis...  
WO/2017/129740A1
The invention relates to a method for feeding electrical power into an electrical supply network at a network connection point by means of at least one wind turbine, comprising the following steps: generating electrical power from wind; ...  
WO/2017/126798A1
A thermal blind device having a wind power generation function, which is proposed by the present invention, is configured to store power generated through wind power generation in a rechargeable battery, and supply the power of the recha...  
WO/2017/121433A1
A yaw sensor for a wind turbine is described. The yaw sensor comprises a rotary switch, configured to be coupled to a yaw drive gearbox of a wind turbine nacelle, the rotary switch being operable to activate and deactivate an electrical ...  
WO/2017/121697A1
The invention relates to a wind power installation comprising a rotor (6) which can be turned with wind power, and has a rotor hub (10) and at least one rotor blade (11) rotatably mounted thereon, a higher-level operation control device ...  
WO/2017/121860A1
The invention relates to a method for evaluating an inflow on a rotor blade (108) of a wind turbine (100), having the following steps: - detecting at least one part of a pressure spectrum of a pressure (P), in particular wall pressure, o...  
WO/2017/118460A1
The present invention relates to a method for controlling a wind power plant, WPP, comprising a plurality of wind turbine generators, WTGs, connected to an electrical grid, the method comprising: setting a plant power reference (Ptotal) ...  
WO/2017/115565A1
[Problem] To provide a vertical wind power generation system which is adapted for a wide range of wind speeds from gentle wind to strong wind, and which has a high efficiency of conversion into rotational energy, and a control method the...  
WO/2017/117414A9
A system can include a wind turbine and a generator coupled with the wind turbine for converting wind energy to electrical energy. The system can also include a variable displacement machine configured to use the wind energy to compress ...  
WO/2017/114527A1
A method for controlling a wind power plant comprising a plurality of wind turbine generators, wherein the method comprises: deriving an estimated value for electrical losses in the wind power plant, deriving a measured value for electri...  
WO/2017/117414A1
A system can include a wind turbine and a generator coupled with the wind turbine for converting wind energy to electrical energy. The system can also include a variable displacement machine configured to use the wind energy to compress ...  
WO/2017/107693A1
Disclosed are a computer storage medium, a computer program product, and a yaw control method and an apparatus of a wind power generation unit. The yaw control method of a wind power generation unit comprises: acquiring, in real time and...  
WO/2017/107919A1
A system for operating a wind turbine farm, comprising a plurality of wind turbines (1) having at least one ambient sensor (7) and optionally at least one operating sensor (9). The wind turbines are in communication with a remote control...  
WO/2017/108047A1
There is presented a wind turbine system (1), wherein the wind turbine system is comprising a support structure (3), a plurality of wind turbine modules (2) mounted to the support structure (3) wherein each of the plurality of wind turbi...  
WO/2017/108044A1
There is presented a method for controlling a plurality of wind turbines (206) comprising measuring wind turbine operation parameters (212) in a model relating a plurality of wind turbine parameters to each others, estimating one wind tu...  
WO/2017/111645A1
The invention relates to the field of wind power and can be used for creating and modifying wind energy installations such as to operate more efficiently in a wide range of wind conditions, including at low annual average wind speeds (3-...  
WO/2017/110131A1
The present invention realizes, in a simpler manner, an output control device for wind power generation, which is capable of more efficiently extracting power and outputting the power through characteristics approximate to those of a sol...  
WO/2017/107920A1
Method and system for operating a wind turbine farm, comprising a plurality of wind turbines (1) having at least one ambient sensor (8) and at least one operating sensor (10). The wind turbines (1) are in communication with a control uni...  
WO/2017/108062A1
The invention relates to a method of controlling a wind turbine comprising a wind direction sensor, a yawing system, pitchable wind turbine blades, and a control system for pitching the blades and for turning the wind turbine rotor relat...  
WO/2017/108063A1
The invention relates to a method of controlling a wind turbine comprising a wind direction sensor, a yawing system, and a control system for turning the wind turbine rotor relative to the wind. The method comprises firstly obtaining at ...  
WO/2017/102570A1
The invention relates to a method for controlling a wind turbine with rotor blades having an adjustable blade angle (α), comprising the steps of: operating the wind turbine in a part-load operation for wind speeds up to a rated wind spe...  
WO/2017/105244A1
A wind turbine includes a rotor; a blade; and a periodic stall system. The periodic stall system selectively moves at least part of the blade in an oscillating motion whereby an angle of incidence continuously varies to invoke periodic s...  
WO/2017/103585A1
A turbine arrangement is described that comprises a turbine including a plurality of turbine blades (14) and a laser device (22) located behind the turbine blades (14) relative to a wind direction and operable to output a laser beam in a...  
WO/2017/102986A1
The invention relates to a method for determining an azimuth angle of a wind turbine (100), having the steps of attaching at least two GNSS receivers (300) to a nacelle (104), comparing the received signals of the GNSS receivers, and der...  

Matches 301 - 350 out of 5,903