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Matches 101 - 150 out of 6,037

Document Document Title
WO/2019/073189A1
Apparatus (1) for harvesting wind energy on a large scale consists of an annular support structure (4), floating on a body of water (2), which can rotate about its hub (3). Multiple vertical aerofoil units (6, 76, 206), mounted at equal ...  
WO/2019/075012A1
An embodiment provides controllers modules that allow for an energy generation module, such as a wind turbine, to be restarted locally and remotely. To restart the energy generation module remotely, care is taken to ensure the module is ...  
WO/2019/073088A1
A method for black-starting an electrical grid (2), the method comprises disconnecting the wind farm (1) from the grid at a first location, said first location being located between the electrical grid (2) and the energy storage (16) wit...  
WO/2019/074019A1
The present invention provides a horizontal-axis wind turbine having a rudder provided on the rear portion of a nacelle. In the horizontal-axis wind turbine having a rotor 4 provided on the rear portion of a nacelle 3, a rudder 6 that is...  
WO/2019/074645A1
A vertical axis fluid turbine for mechanical and electrical power generation is disclosed. The turbine is comprised of at least three camber-less symmetrical foils rotating about a main axis. Each foil is capable of independent rotation ...  
WO/2019/068295A1
The present invention relates to a method for operating a wind power facility during high- wind operations, the method comprising the steps of determining one or more operational parameters, and limiting one or more reactive power capabi...  
WO/2019/066934A1
Examples of techniques for wind turbine performance monitoring are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method for wind turbine performance monitoring includes re...  
WO/2019/063050A1
A method of estimating a parameter relating to an upgrade of a wind turbine software, the method comprising toggling the wind turbine alternatingly between two modes, where the upgrade is implemented in one but not the other. Data is col...  
WO/2019/057522A1
The invention relates to a method for operating a wind turbine (10) in emergency mode. A change in wind direction (26) and/or a force exerted on the wind turbine (10) is detected and at least one of the rotor blades (18) is adjusted depe...  
WO/2019/056653A1
A wind turbine (100) comprises a power source component (1) and a power generation component (2). A brake assembly of the power source component (1) comprises a brake disc (13) and a brake actuator. The brake actuator is configured to sw...  
WO/2019/057550A1
The present invention relates to a mutually supportive Lidar system for wind farms comprising a data acquisition system operatively and communicative connected to two or more Lidar units. Each Lidar unit comprises orienting means in comm...  
WO/2019/054307A1
Provided is a horizontal-shaft windmill which can achieve a simplified and lightweight structure of a rudder and also achieve stable support for the tip portion of the rudder. In this horizontal-shaft windmill, rudders 7, 8 which are pro...  
WO/2019/052614A1
A renewable energy power plant comprising a plurality of renewable energy generators and a control system for controlling the power output of the plurality of renewable energy generators, a power network connecting those renewable energy...  
WO/2019/052617A1
A method of controlling pitch of individual blades in a wind turbine is described, together with a suitable controller. Wind speed is determined as a function of azimuthal angle (412). Wind speed (421) is then predicted for individual bl...  
WO/2019/052827A1
The invention relates to a method for operating a wind turbine (200) for generating electric power from wind, the wind turbine (200) having an aerodynamic rotor with a rotor hub and rotor blades (201, 202, 203) with an adjustable blade p...  
WO/2019/050860A1
A system for controlling a wind turbine generator includes a rotor blade assembly having rotor blades and a pitch actuator to control a pitch of the rotor blades, a power generator coupled to the rotor blade assembly, and a main controll...  
WO/2019/049502A1
The purpose of the present invention is to provide a wind power generation device that, when a plurality of control functions are executed simultaneously with pitch angle control, ensures stability by securely activating a control functi...  
WO/2019/047484A1
Disclosed are an exterior-enclosed construction having a function of suppressing vortex-induced vibration, and a method for suppressing vortex-induced vibration. The exterior-enclosed construction is provided with suction through-holes (...  
WO/2019/042515A1
The invention relates to a method for damping torsional oscillations in a multi- rotor wind turbine. The multi-rotor wind turbine comprises a plurality of wind turbine modules mounted to respective support arms of the multi-rotor support...  
WO/2019/042751A1
The invention describes a bearing protection arrangement (10, 1) of a journal bearing (22L, 22F) arranged between a housing (21) and a rotary component (20) of a wind turbine (2), which bearing protection arrangement (10, 11) comprises a...  
WO/2019/043479A1
The invention relates to a coupling (10) for connecting a wind turbine to an electricity network, comprising a first support (20), having at least one first electrical plug connector (30), and a second support (40), having at least one s...  
WO/2019/038711A1
The invention relates to a device and a method for setting the pitch angles (Θ1,Θ2, Θ3) at a hub (105) of blades (1, 2, 3) of a wind turbine (100), comprising a measurement unit (10)for measuring bending moments (Mb1, Mb2, Mb3 ) in an...  
WO/2019/038712A1
The invention relates to a yaw system for a wind turbine (2), being adapted for rotatably supporting a nacelle (21) on a tower (20) of the wind turbine (2), the yaw system (1) comprising a rim (12), at least one sliding pad (13, 13', 13'...  
WO/2019/038138A1
The invention relates to a method for monitoring a wind farm. The method includes determining a first ice mass on a first wind turbine of the wind farm; determining at least one second ice mass on at least one second wind turbine of the ...  
WO/2019/037824A1
A method is provided for braking a rotor (110) of a wind turbine (100). The rotor (110) comprises rotor blades (111). The wind turbine (100) comprises a pitch adjustment system (112) for adjusting a pitch of the rotor blades (111). The m...  
WO/2019/034218A1
A method is disclosed for controlling a multi-rotor wind turbine. The method comprises a step of receiving, from respective production controllers (115, 125, 145), operational data representative of a current power output of the respecti...  
WO/2019/033453A1
Disclosed are an omnidirectional fluid energy absorber and an accessory device thereof. The omnidirectional fluid energy absorber comprises a plurality of fluid inflow channels (1), a honeycomb structure is formed by an omnidirectional d...  
WO/2019/033685A1
Disclosed are a multi-unit power generation windmill using a track-borne compound blade reciprocating operation, and a direction adjusting method. The multi-unit power generation windmill using a track-borne compound blade reciprocating ...  
WO/2019/030133A1
The invention relates to a method to control the operational status of a wind turbine. According to the invention an operator communication interface establishes a wireless point-to-point communication to a wind turbine communication int...  
WO/2019/031077A1
Provided is a wind farm control system wherein the operating efficiency of the wind farm can be improved and the amount of power that is generated can be increased when there are momentary abrupt fluctuations in the wind direction. This ...  
WO/2019/030321A1
The invention relates to a system for detecting and monitoring a speed of a rotor (106), more particularly a wind turbine (100) rotor, comprising: at least three sensor units (10), each sensor unit (10) having an acceleration sensor (12)...  
WO/2019/028375A1
A device for removal and installation of a pitch bearing on a wind turbine having a plurality of blades is provided, comprising a platform having a frame, wherein the platform includes a first bearing attachment member on a first side of...  
WO/2019/022589A1
The object of the invention is to create a turbine made up of series of blades fitted in stages or rotors and spread across axes so as to achieve a very precise spatial configuration that allows the flow of a fluid (air or water) circula...  
WO/2019/019542A1
A variable-pitch device for a wind turbine. The wind turbine comprises a hub (1) and a blade (6). The variable-pitch device comprises a variable-pitch bearing (2), a transmission element, and a driving mechanism (4) used for driving the ...  
WO/2019/021735A1
The present invention addresses the problem of mechanical wear and decline in generation performance. This wind power generation device is provided with: a rotor that is rotated by wind; a nacelle that rotatably supports the rotor; a tow...  
WO/2019/017754A1
Provided is a wind power generator comprising: a rotor; a nacelle assembly in which a main shaft for increasing rotational kinetic energy of the rotor is mounted; a power transmission shaft connected perpendicular to the main shaft so as...  
WO/2019/015255A1
A method for controlling the output power of a wind generating set, comprising: predicting the rotating speed of the wind generating set; determining frequency modulation remaining time based on the predicted rotating speed, wherein the ...  
WO/2019/018220A1
Systems can be used to harness energy from winds. For example, this document describes scalable systems having multiple wing-like blades that can efficiently convert wind power into electricity and other types of energy.  
WO/2019/017723A1
The present invention relates to an openable and closeable blade for a vertical-axis wind turbine and, more specifically, to an openable and closeable blade for a vertical-axis wind turbine, wherein: an upper and a lower blade (3) (4), e...  
WO/2019/012814A1
The present invention autonomously controls operation of wind power generators and enables compensation of variations in a system frequency. Wind power generation devices 12a, 12b are connected to a power system 11 and comprise: first co...  
WO/2019/013866A1
Embodiments of the present disclosure include a data processing and control augmentation system capable of identifying overloading of one or more wind turbine assemblies and providing information to a wind farm controller to reduce a pow...  
WO/2019/012788A1
The present invention includes: a doppler radar that is installed on at least one of a plurality of wind power-generation devices and that projects a laser beam to measure the wind conditions around the wind power-generation devices; and...  
WO/2019/007643A1
The invention relates to a method for providing data records (28, 30) for the units (100), in particular wind turbines, of a wind park (112). The wind park (112) is divided into at least two groups (122, 124), wherein at least one, multi...  
WO/2019/007105A1
A wind turbine blade pitch variation device, comprising: a disc driving structure (300) perpendicular to the axis of a variable-pitch bearing (200), a rail (310) surrounding the axis of the variable-pitch bearing being provided on the di...  
WO/2019/007855A1
Disclosed is a mobile control unit (200) for a wind turbine comprising a plurality of components (130-150). The mobile control unit (200) includes a supply module (210) that has a main control unit (211) and at least one control module (...  
WO/2019/007797A1
The present invention relates in one aspect to a method of servicing a hydraulic cylinder of a hydraulic blade pitch system on-site in an installed wind turbine. The method is for releasing the hydraulic cylinder from its articulated att...  
WO/2019/001917A1
The invention relates to a wind energy system (100), in particular an offshore wind energy system (100), comprising a plurality of wind turbines (104.1, 104.2, 104.3, 104.4) connected to at least one cable network (106), wherein the cabl...  
WO/2019/001672A1
A method for controlling a wind turbine is disclosed. The wind turbine comprises a set of wind turbine blades (1), each wind turbine blade (1) being provided with profile changing means (2, 4) being configured to be in an activated state...  
WO/2019/002923A1
The invention relates to a vertical wind turbine (1) comprising a plurality of vertical vanes (7), each of which is secured to a respective vertical vane axis (26) so as to be rotatable about a respective vane rotational axis (C7) indepe...  
WO/2019/000728A1
A wind turbine variable-pitch device and a wind turbine. The variable-pitch device comprises a disc-type driving structure (410), a crank (420), a connecting rod (430), a slider (440), a guide rail (450), and a driving motor (460). The d...  

Matches 101 - 150 out of 6,037