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Matches 1 - 50 out of 6,070

Document Document Title
WO/2019/214785A1
A method of operating a wind turbine. The wind turbine is operated over an operating period in accordance with a control strategy. A sensor signal is received over the operating period from a sensor measuring an operational parameter of ...  
WO/2019/215133A1
The present invention relates to an adjusting drive for adjusting the rotational position of a large rolling bearing that comprises two bearing rings that can be rotated relative to each other, having an actuator for rotating the two bea...  
WO/2019/214786A1
The present invention relates to a rotor control system for actuating pitch of pitch adjustable rotor blades in order to reduce vibrations of a wind turbine element, e.g. tower vibrations. A pitch modification signal is determined which ...  
WO/2019/215147A1
The invention relates to a method for operating a wind turbine (10), a wind turbine (10) designed to carry out said method, and a corresponding computer program product. The invention relates to a method for operating a wind turbine (10)...  
WO/2019/174701A3
The integration of an electrical power source into the power grid requires the voltages of the inverter to be synchronised with those of the grid. Despite the various controls, the literature is based on phase-locked loops (PLL) and also...  
WO/2019/215466A1
The yaw-system used to rotate the wind turbine nacelle is assembled as a separate section, which is mounted separately to the upper flange of the wind turbine tower. The wind turbine nacelle with the generator, rotor head and blades is t...  
WO/2019/212550A1
The present disclosure is directed to a method for controlling a pitch angle of a rotor blade of a wind turbine. The method includes adjusting, with an actuator, the pitch angle of the rotor blade during a start-up sequence of the wind t...  
WO/2019/210892A1
The invention relates to a wind turbine for harvesting electric energy, comprising a tower equipped with a rotatable gondola with a rotor which can be rotated about a horizontal rotational axis and which comprises an electric generator. ...  
WO/2019/212450A1
A method for overspeed monitoring of a wind turbine may generally include monitoring an actual rotor speed of the wind turbine while the wind turbine is operating at a current speed setpoint and referencing a dynamic overspeed setting fo...  
WO/2019/209036A1
A pitch control system for a wind power generator, according to the present invention, comprises: a sensor unit comprising sensors which are each mounted on a plurality of blades so as to measure at least one from among the wind pressure...  
WO/2019/207019A1
The invention relates to a method for operating a wind turbine (10), to a wind turbine (10) designed for carrying out the method, and to a corresponding computer program product. The method for operating a wind turbine (10), comprising a...  
WO/2019/205530A1
An amplitude modulation type wind turbine, comprising an impeller hub (1). A power mechanism is provided in the impeller hub (1). A plurality of blades is evenly distributed on the outer circumferential surface of the impeller hub (1). E...  
WO/2019/210330A1
The present disclosure may be embodied as a blade for a wind turbine. The blade includes a spar and a blade body arranged around the spar. The blade may include a root, a tip, and one or more body sections, each body section having a len...  
WO/2019/209317A1
A wind turbine blade and methods are provided. Wherein a passively activated stall strip is arranged on the wind turbine blade and is passively activated. A first edge of the passively activated stall strip is secured to the wind turbine...  
WO/2019/209125A1
The already patented Madson Wind Turbine System (MWTS) embodies a wind turbine system for the collection of wind energy, compression of air (air or gas) in multi-stages to high pressure, for High Pressure - Compressed Air Energy Storage ...  
WO/2019/205421A1
A power-adjustable vertical-axis wind turbine, comprising a base (1). A generator (2) is provided on the base (1), and a rotating shaft (3) is provided above an input shaft of the generator (2); several impeller frames (4) are evenly dis...  
WO/2019/207720A1
This laser radar device (3) calculates wind speeds for each of a plurality of divided areas arrived at by dividing a path (B) drawn in front of a wind turbine (2) by a laser beam (A).  
WO/2019/201703A1
The invention relates to a floating turbine (10) comprising a floating platform (14) on which a turbomachine comprising two vertical-axis turbines (30) stands.The turbines are carried by a vertical median tower (20) which is mounted rota...  
WO/2019/200526A1
A method of tip clearance control (TCC)(1000) and a wind turbine generator (1) are disclosed, the wind turbine generator has a rotor with at least one blade (5) rotating relatively to a tower (2) and with a tip clearance (8) between a bl...  
WO/2019/201705A1
The present invention relates to a floating wind turbine (10) comprising a floating platform (14) which supports a turbomachine comprising two vertical-axis turbines (30). The turbines are borne by a vertical median pylon (20) that is mo...  
WO/2019/203783A1
A method of replacing a plurality of yaw pads is provided. Yaw pads are arranged between a tower and a nacelle of a wind turbine. The yaw pads are replaced with new yaw pads. The method includes determining the center of gravity of the n...  
WO/2019/197680A1
The invention relates to a wind turbine (100) having a wake control unit (200) which is designed to control the wind turbine (100) depending on wake effects caused by one further wind turbine (100', 100"), the wake control unit (200) bei...  
WO/2019/197490A1
The invention relates to a rotor hub (1) of a wind turbine (100), comprising a hub housing (3), which has a plurality of connection flanges (11), which are each designed for the connection of a rotor blade (108), each of the rotor blades...  
WO/2019/194815A1
A superconducting magnet apparatus includes a plurality of superconducting magnet coil sections connected in series and housed within a cryogenically cooled, vacuum container. A power source generates a current. A first lead is electrica...  
WO/2019/193612A1
The present invention provides a turbine control system and method. The turbine control system includes at least one control means accommodated on a turbine rotor wherein the control means is actuated by a controller in a first or second...  
WO/2019/184171A1
A yaw control method for a wind turbine, comprising the following steps: acquiring the current or future ambient wind speed and yaw angle of a wind turbine; estimating a power change value of the wind turbine caused by performing a yaw a...  
WO/2019/185560A1
A method of controlling a wind turbine 1 includes: accumulating a cumulative damage degree Du of each evaluation point of the wind turbine in a unit period over an entire evaluation period, to calculate a total cumulative damage degree D...  
WO/2019/184181A1
A leveling device for a wind turbine group. The wind turbine group can comprise a nacelle (3). The leveling device can comprise: a leveling wing (6) disposed on the nacelle (3) and used for transferring the received wind to the nacelle (...  
WO/2019/187553A1
Provided is a wind power generation system capable of improving power generation efficiency. The wind power generation system comprises: a blade having a variable pitch angle; a rotor that receives wind on the blade and rotates; a power ...  
WO/2019/178974A1
A fatigue damage monitoring method for a blade of a wind-driven generator. The method comprises: acquiring real-time vibration data and wind speed data of a unit; according to the vibration data, the wind speed data and a TF-IDF algorith...  
WO/2019/182206A1
The present invention relates to a multi-class controller for a wind power generator capable of controlling the operation of the wind power generator in an optimal state under various site conditions and a wind power generation system us...  
WO/2019/177919A1
A vertical axis wind turbine (VAWT) system includes a pillar having a vertical rotational axis, a plurality of blades connected to the pillar, each of the plurality of blades comprising a plurality of flaps that open or close in response...  
WO/2019/174197A1
A smart fan control system based on self-learning technology, and a method thereof, comprising a brake system, a wind power generator, a yaw motor, and a yaw motor encoder, and also comprising a fan wiring control box; a direct current d...  
WO/2019/171829A1
The present invention addresses the problem of preventing an increase in the load applied to a blade root portion or the like of a wind turbine generator even if the direction of wind flowing into the wind turbine generator changes quick...  
WO/2019/170656A1
The invention relates to a wind turbine blade (2) comprising a wind turbine flap (1). The wind turbine flap (1) comprises an outer flap shell (3), at least one interface (4) to interconnect the wind turbine flap (1) to the wind turbine b...  
WO/2019/170537A1
Determining control settings for a wind turbine It is described a method of determining a control setting of at least one wind turbine (13) of a wind park (1), the method comprising: determining a free-stream wind turbulence (25) and der...  
WO/2019/165759A1
A feedforward control method for a wind turbine set in a wind farm, comprising: obtaining real-time operation data of a predetermined wind turbine set in a wind farm; inputting the acquired real-time operation data into a predetermined p...  
WO/2019/166236A1
It is described a method of estimating free-stream inflow at a downstream wind turbine (101b, B02) of a wind park (100, 200), the method comprising: selecting, from plural candidate wind turbines (101a, 101c, 101d) previously defined spe...  
WO/2019/166648A1
The invention relates to an actuator device (10) for a wind turbine (100), in particular for a wind turbine rotor blade (108), and to an associated wind turbine (100) and an assembly method, said device comprising an actuator component (...  
WO/2019/165744A1
The present disclosure provides an overspeed preventing control method and apparatus, and a wind turbine. The method comprises: determining whether a brake system of a wind turbine has failed; if yes, calculating an initial crosswind pos...  
WO/2019/165743A1
A method, device and system for determining angle-to-wind deviation and correcting angle-to-wind; the method for determining angle-to-wind deviation comprises: obtaining historical operation data of a wind turbine group during a specific...  
WO/2019/165752A1
A method and an apparatus for dynamically determining yaw control precision. The method comprises: during a predetermined time period, collecting a plurality of wind speed data and a plurality of wind direction data, and processing the c...  
WO/2019/166290A1
It is described a method for starting a wind park (100) comprising plural wind turbines connectable in a collector system (106) connectable to a utility grid, the method comprising: starting at least one first wind turbine (101a, 101b, 1...  
WO/2019/161960A1
A method is proposed for controlling yawing of a wind turbine, – wherein an efficiency information (115) is determined based on previous yaw activities (110), – wherein the efficiency information (115) reflects a relationship between...  
WO/2019/164792A1
A method for reducing a delay between a power command and actual power of a power system includes receiving, via a power angle estimator, a power command of the power system. The method also includes receiving, via the power angle estima...  
WO/2019/163325A1
Provided are: a wind power generation device which can reduce a yaw deviation angle to increase power generation amount while reducing yaw driving amount to suppress mechanical wear; and a control method for same. This wind power generat...  
WO/2019/163326A1
Provided are: a wind power generation device which can suppress mechanical wear while increasing power generation amount by reducing a yaw deviation angle; and a control method for same. This wind power generation device (1) is provided ...  
WO/2019/158243A1
The invention relates to a brake device (44) in a wind turbine (40) having a shaft (42) assigned to a rotor (41) and a brake disc (14) assigned to the shaft (42) and coupled to same in a rotationally fixed manner, comprising a brake pist...  
WO/2019/161185A1
A method for maintaining sufficient reactive current margin in a power system connected to a power grid includes receiving, via a power limiter system, a reactive current command and an upper reactive current limit for the power system. ...  
WO/2019/158762A1
The invention relates to a determining method for automatically determining the influence of a first wind turbine (2) on a second wind turbine (3) of a wind power plant (1), wherein the first wind turbine (2) is positioned in front of th...  

Matches 1 - 50 out of 6,070