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Matches 551 - 600 out of 6,070

Document Document Title
WO/2016/183649A1
The present invention patent aims at the generation of electrical energy from wind power. It comprises a central shaft (1); four blades, of which one is depicted with closed shutters (2) and on the other side of the shaft, another with o...  
WO/2016/184915A1
The present invention is concerned with an operation of a wind farm with a plurality of wind turbines in view of a dynamic frequency response. According to the invention, dynamic frequency support and power production for all wind turbin...  
WO/2016/183942A1
Provided is a linear rack based rotor blade adjustment mechanism, comprising: a drive motor fixation disc (2), a cylindrical nacelle wall (6), a front rack fixation disc (5), a rear rack fixation disc (12), a front pressure plate (1), a ...  
WO/2016/184470A1
A method of controlling a wind turbine, the method comprising monitoring a speed reference parameter of the wind turbine, and setting an overspeed threshold in dependence on the speed reference parameter, so that the overspeed threshold ...  
WO/2016/180512A1
The invention relates to a gearing, comprising a driving shaft (8) supported in a flange part (3) by means of a bearing (7), wherein the driving shaft is hollow, in particular the driving shaft has a cavity, which is arranged centrally i...  
WO/2016/177578A1
The invention relates to a method for operating a wind turbine (WEA), which has a generator, for supplying electric power to an electric supply grid. After being operated in a first operating state with a first power output and a first r...  
WO/2016/173304A1
A novel wind turbine linkage variable pitch system drives blades (6) to pitch actively or passively. The power-driven variable pitch is achieved by means of a few sets of the blades (6) having rotating shafts evenly installed on the peri...  
WO/2016/174233A1
A method for testing the condition of a backup power supply of an axis in a wind turbine, wherein the backup power supply has an associated voltage, the method comprising: electrically isolating the axis of the wind turbine from a grid p...  
WO/2016/169964A1
The present invention relates to a method of correcting rotor imbalance and a wind turbine thereof. The correction method comprises measuring the vibrations within at least one time window and determining an imbalance factor and an imbal...  
WO/2016/169963A1
The present invention relates to a method of correcting rotor imbalance and a wind turbine thereof. The correction method comprises measuring the vibrations within at least one time window and determining an imbalance factor and an imbal...  
WO/2016/167754A1
A wind turbine blade is provided. The wind turbine blade includes an active element disposed in a section of the wind turbine blade and configured to deform in a first direction from an initial position to generate torque upon activation...  
WO/2016/162421A1
The invention relates to an adjusting device for adjusting an angle of attack of a rotor bland of a wind turbine. According to the invention, the adjusting device comprises at least two direct-current motors (320, 330), said at least two...  
WO/2016/134385A3
A method and system of distributed Compressed Air Energy Storage with thermal energy interchange network of cooling and heating circuits and dynamically scheduled power production, energy storage and power generation from storage, of int...  
WO/2016/162762A1
An advertising board-type sail-type rail-type pneumatic device comprises four portions: the first portion is a driving body portion including blades (1) and fixed seats (5); the second portion is a control portion including angle locks (...  
WO/2016/157831A1
A wind power generation system of the present embodiment has a windmill, a power generator, aerodynamic regulators, a measuring instrument, a windmill control instrument, and a conversion instrument. The windmill, which has vanes, is rot...  
WO/2016/159927A1
The invention relates to a method of controlling a wind turbine (10) comprising a nacelle (12), a rotor (18), a rotating hub (13), a first rotor blade (201) and at least a second rotor blade (202), both rotor blades (201, 202) being moun...  
WO/2016/157503A1
The objective is to estimate the fatigue deterioration state of a windmill with good precision. Therefore, this windmill, which operates to generate power when wind is received, is characterized by being equipped with a strain measuremen...  
WO/2016/149719A1
The invention relates to a method for determining a change in blade position of a wind turbine (1) having a rotor with at least two rotor blades (3a, 3b, 3c). In order to be able to particularly simply determine the change in blade posit...  
WO/2016/149718A1
The invention relates to a method for determining a yaw angle error (αg) in a wind powerplant (1) having a rotor which is mounted in a gondola (14) so as to be rotatable about a rotor axis (2) and which has one or more rotor blades (3a,...  
WO/2016/150447A1
The present invention relates to control of a wind turbine system comprising a plurality of wind turbine modules mounted to a common support structure, i.e. to control of a multi-rotor wind turbine system. The invention discloses a contr...  
WO/2016/126064A3
Disclosed is an automatically opening/closing wind power generation device wherein upper and lower rotating plates are identically fabricated and installed about a center fixed shaft; an excessive rotation prevention shaft and an automat...  
WO/2016/152640A1
 Provided is a wind turbine generator, wherein the rated rotational speed of a wind turbine is maintained by an electric motor, and fluctuations in torque caused by lift of the lift-type blade due to rotation are made uniform by regula...  
WO/2016/150442A1
Embodiments herein describe using a tower damping system to reduce oscillations in a wind turbine. To do so, the dampening system may use a metric that is decoupled from the activation strategy in order to control the blade pitch and avo...  
WO/2016/153134A1
The present invention relates to an electric power generation device having multiple hydraulic machines. The device comprises: a rotary fan; at least one hydraulic pump which is driven by the rotation of the rotating blade to enable a wo...  
WO/2016/147245A1
Provided is a floating wind power generation system such that vibration and tilting of a floating body and a wind turbine are effectively suppressed and high power generation efficiency is achieved. The system is characterized by compris...  
WO/2016/147016A1
A highly efficient, quiet, vertical axis wind turbine which comprises an inverter, a storage battery and a control unit and can be used even at low wind speeds is novel in that the position and profile of the blades are governed by stric...  
WO/2016/142054A1
The invention relates generally to wind turbines that comprise adjustable rotor blades with a controllable pitch angle. In particular, the invention relates to a control unit for controlling the pitch angle of a wind turbine rotor blade,...  
WO/2016/142704A1
An air capture turbine comprises a centrifugal fan having a plurality of fan blades and a wall from which the blades extend, and a cowling having an inner wall. The centrifugal fan housed to the inside of the inner wall of the cowling. T...  
WO/2016/145435A1
Systems, methods, and kits for reducing structural vibrations on wind turbine blades are provided. The actual dynamic structural conditions of a wind turbine blade can be used as a feedback mechanism. A flow control device and a sensor c...  
WO/2016/139082A1
The invention relates to a method for operating a wind turbine comprising an aerodynamic rotor with an approximately horizontal axis of rotation, an electric generator, and operating devices, the wind turbine being provided for feeding e...  
WO/2016/139145A1
The invention relates to a method for operating a wind turbine, wherein the rotational speed (n) and the power (P) of the wind turbine are reduced if the prevailing wind velocity (Vw) exceeds a specified first limit value (VWG1), the rot...  
WO/2016/139437A1
The wind turbine (10) comprises: - a first shaft (105), referred to as the "hollow shaft", driving a generator (110), free to rotate and traversed by an opening (115), - a second shaft (120), referred to as the "solid shaft", positioned ...  
WO/2016/138647A1
A method for mitigating loads of a wind turbine (10) in response to one or more load sensors (65,66,67) failures. The method includes operating the wind turbine (10) in a standard operating mode through a controller (26), and monitoring ...  
WO/2016/139685A1
A wind power system (1), comprising at least one rotor (2), which controls a respective driven utility apparatus (3), and at least one stator (4); the at least one rotor (2) is provided with a plurality of vanes (5), arranged radially, w...  
WO/2016/138906A1
Embodiments herein describe varying the rotor speed based on the current wind speed when operating in a low power mode. Generally, as the wind speed increases above the rated wind speed (i.e., the wind speed at which the turbine is capab...  
WO/2016/137625A1
A yaw brake mechanism is described for maintaining a yawing structure, such as a nacelle of a fluid turbine, at a desired orientation or azimuthal heading about a reference or yaw axis. The yaw brake mechanism uses one or more rotor lock...  
WO/2016/134385A2
A method and system of distributed Compressed Air Energy Storage with thermal energy interchange network of cooling and heating circuits and dynamically scheduled power production, energy storage and power generation from storage, of int...  
WO/2016/128005A1
The invention is directed to a wind turbine system comprising a first pair of wind turbines mounted to a support structure by a first support arm arrangement, and a second pair of wind turbines mounted to the support structure by a secon...  
WO/2016/129513A1
Provided is a floating offshore wind-power generator that is capable of moving autonomously or staying continuously in a certain place, and that has low power generating costs as a result of not needing to be moored. The floating offshor...  
WO/2016/128002A1
A wind turbine system comprising a plurality of wind turbines mounted to a common support structure, wherein each of the plurality of wind turbines includes a rotor and a power generation system driven by the rotor, wherein the wind turb...  
WO/2016/128004A1
A wind turbine system comprising a plurality of wind turbines mounted to a support structure including a tower, wherein each of the plurality of wind turbines includes a rotor and a power generation system driven by the rotor, and at lea...  
WO/2016/126064A2
Disclosed is an automatically opening/closing wind power generation device wherein upper and lower rotating plates are identically fabricated and installed about a center fixed shaft; an excessive rotation prevention shaft and an automat...  
WO/2016/119791A1
The invention relates to a method for controlling a wind turbine in partial and full load. In order to avoid disadvantages of switching between partial and full load controllers, the wind turbine control system is configured so that both...  
WO/2016/119795A1
The invention relates to a method of determining an offset angle to the wind direction measured from a wind vane of a wind turbine the method is characterized in that it comprises the steps of: defining a plurality of power bins represen...  
WO/2016/120260A1
The invention relates to a method for operating a plurality of wind energy installations (402), prepared for supplying electric power to an electrical supply system (422), that each have an aerodynamic rotor (106) with rotor blades (304)...  
WO/2016/091933A9
The invention relates to a method for monitoring a wind turbine (100), said wind turbine (100) having a rotor (106) that comprises at least one rotor blade (108) and that drives a power train (112). The method comprises at least one step...  
WO/2016/120467A1
The present invention relates to a method of operating a wind turbine, a method of manufacturing a wind turbine and a wind turbine. The wind turbine comprises a permanent magnet (PM) synchronous generator, a main converter, a main conver...  
WO/2016/116553A1
The invention relates to a wind turbine with a controller area network communication system (1000). Electric and/or electronic components of the wind turbine are coupled to CAN nodes (1100). The communication system (1000) has a pluralit...  
WO/2016/115942A1
A control system for a wind turbine generator system comprises: a state monitoring module (110), used for monitoring a state parameter of the wind turbine generator system; an update request sending module (120), used for sending a contr...  
WO/2016/116102A1
The invention relates to a device of a safety system and/or resource and energy-efficiency improvement system for influencing the flow around an aero- or hydrodynamic body (3), preferably an aerofoil (3), according to the principle of a ...  

Matches 551 - 600 out of 6,070