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Patent Searching and Data


Matches 301 - 350 out of 6,010

Document Document Title
WO/2018/033190A1
A method is provided for controlling the shutdown of a wind turbine of the type having a rotor, the rotor comprising one or more wind turbine blades. The method comprises dynamically determining a rotor speed reference; obtaining a measu...  
WO/2018/033447A1
The invention relates to a measurement arrangement for a wind turbine (100) in order to determine a thrust (220) of the rotor. A measurement apparatus detects a first bending moment of the tower (102) at a first height and a second bendi...  
WO/2018/033191A1
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/2018/029662A1
Method for wind power curtailment optimization comprising: calculating the power flow for the power network for the day-ahead, comprising forecasted power generation, power consumption and topology of said power network; calculating a co...  
WO/2018/028753A1
A method for controlling a wind power plant including a plurality of wind turbines that provide output power through a transmission line arrangement, wherein each wind turbine in the wind power plant has a nominal power limit setting. Th...  
WO/2018/031024A1
A wind turbine blade includes a first blade segment and a second blade segment extending in opposite directions from a chord- wise joint. The first blade segment includes a beam structure extending lengthways that structurally connects w...  
WO/2018/024018A1
A method and a device for use in variable-pitch control of a wind turbine, in said method: if a current wind speed is continuously maintained at a small wind speed, then periodically detecting whether a maintained duration of a current p...  
WO/2018/024652A2
The invention relates to a nacelle (105) for a wind turbine (100), a rotor (106) for a wind turbine, a wind turbine, and a use of an electrical actuator without planetary gearbox, a method for the wind alignment of a nacelle and a method...  
WO/2018/024530A1
The invention relates to a method for emitting a controller setpoint (54) for at least one power generator (200), particularly a wind turbine (100) or at least one wind park (112), or a cluster controller (18). The method comprises the f...  
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/2018/020628A1
The purpose of the present invention is to provide a highly reliable wind power generator. The wind power generator according to the present invention is characterized by being provided with a rotor 5 which rotates when subjected to wind...  
WO/2018/019606A1
A disk brake comprising a brake housing having two housing halves, which on opposite sides flank a receiving mouth for the brake disk ring, wherein in each housing half, at least two brake pistons are mounted, which hydraulically act on ...  
WO/2018/019345A1
There is presented a method for damping an edgewise vibration of a rotor blade of a wind turbine, wherein the method comprises measuring at the rotor blade a motion parameter of the edgewise rotor blade vibration, generating based on sai...  
WO/2018/014825A1
Provided are a method and device for automatically calibrating a wind alignment error of a wind power generation unit. The method comprises: obtaining historical operation data of a target unit within a preset time period; removing abnor...  
WO/2018/006849A1
A wind turbine (2, 3), a wind turbine farm (1), and a method of operating a wind turbine (2, 3) are disclosed. The wind turbine (2, 3) comprises a wind turbine tower (4) and a nacelle (5) with a rotor. A yaw control system (12) is used t...  
WO/2018/008753A1
A windmill drive system (5) comprising a plurality of drive devices (10), a state quantity detection means, a ring gear brake, and a control means. The plurality of drive devices (10) are provided on a first structure (a nacelle (103)), ...  
WO/2018/006920A1
The present invention relates to a wind power plant having a plurality of wind turbine generators and a power plant controller arranged to communicate with the plurality of wind turbines generators, wherein each wind turbine generator in...  
WO/2018/007012A1
Summarizing, the invention relates to a control system for a wind turbine including a wake controller for manipulating a wake of wind turbine, wherein the wake controller is adapted to obtain at least one wake parameter at one or more pr...  
WO/2018/009280A1
Systems and methods enable yaw offsets on wind turbines in a wind farm. A wind turbine yaw controller receives a present wind direction signal from a local wind direction sensor and aligns the wind turbine in a substantially perpendicula...  
WO/2018/008754A1
A windmill drive system (5) that comprises a plurality of drive devices (10), a state quantity detection means, and a control means. The plurality of drive devices (10) are provided on a first structure (a nacelle (103)), and a ring gear...  
WO/2018/007011A1
Summarizing, the present invention relates to a control system for a wind turbine including - a feed forward controller having a rotor effective wind speed of the wind turbine as an input parameter and having a plurality of output parame...  
WO/2018/006921A1
The present invention relates to a method for operating a wind power plant which supplies power to a utility grid in accordance with an active power reference, the wind power plant comprises a plurality of wind turbine generators and a p...  
WO/2018/001432A1
A diagnostic system for use in a wind turbine yaw system, comprising: a tower motion sensor configured to output a signal indicative of tower oscillation, in particular though not exclusively side to side tower oscillation, and a diagnos...  
WO/2018/001433A1
The invention relates to a method of controlling a wind turbine comprising a wind direction sensor, a yawing system, and a control system for yawing the wind turbine rotor relative to the wind. The method comprises measuring a first wind...  
WO/2018/001434A1
The invention relates to a method of controlling a wind turbine comprising at least one wind speed sensor, a number of pitch-adjustable rotor blades, and a control system for changing the pitch of the rotor blades and/or a generator torq...  
WO/2017/219393A1
A vertical axis wind power generation device, comprising a tower (30). The tower (30) is connected to a rotary shaft (28) by means of a fixing member. The lower part of the rotary shaft (28) is connected to a power generation mechanism (...  
WO/2017/220994A1
A method and associated apparatus for determining at least one parameter of an energy conversion device, the method comprising determining one or more losses associated with the energy conversion device; determining at least one paramete...  
WO/2017/223222A1
A method for controlling a power output of a power generating unit includes receiving at least two measurement data sets from a location of integration of a power generating unit to an electrical grid. Each measurement data set includes ...  
WO/2017/222288A1
The present invention relates to a wind power generator vibration state monitoring and diagnosing system for attaching an acceleration sensor to a wind power generator, monitoring the state of the wind power generator by using a vibratio...  
WO/2017/215724A1
The invention relates to a wind turbine comprising a yaw system and a method of ser- vicing and repairing the yaw system thereof. The wind turbine comprises a rotor with at least two wind turbine blades mounted to a hub which is rotatabl...  
WO/2017/211368A1
A controller for a wind turbine is disclosed, comprising: a processor; an input/output interface; and a memory including instructions that, when executed by the processor, cause the processor to: i) select a setting xi from a list of set...  
WO/2017/211638A1
The invention relates to a wind turbine rotary connection (1, 1', 1''), in particular a blade bearing or azimuth rotary connection, wherein the rotary connection is designed as a plain bearing, comprising an inner ring (3, 3', 3'') havin...  
WO/2017/213485A1
The invention relates to wind power and allows effectively convert the kinetic energy of the wind, after its (wind) accelerating, to electrical power. The multi-stage wind turbine, which allows multiple accelerate directed air flow (wind...  
WO/2017/213882A1
A control system for a dynamic system including at least one measurement sensor. The system includes at least one computing device configured to generate and transmit at least one regulation device command signal to at least one regulati...  
WO/2017/211366A1
The invention relates to a wind turbine (1) comprising a locking system and a method thereof. The wind turbine comprises a rotor with a hub (4) rotatably connected to a mainframe (7) in a nacelle via a bearing (16, 17). The locking syste...  
WO/2017/211367A1
The disclosure provides a method of controlling a wind turbine, wherein the method comprises: a) measuring and recording power output values from a sensor, and measured values from at least one of a rotor speed sensor, rotor speed 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/2017/207598A1
The invention relates to a method for controlling a wind turbine (100), comprising the following steps: sensing precipitation in the region of the wind turbine (100) by means of a precipitation sensor (300), and controlling the wind turb...  
WO/2017/202428A1
Aspects of the present invention relate to a method for controlling an amount of power to be delivered from a wind turbine generator to a power grid during an abnormal power grid event, the method comprising the steps of detecting an abn...  
WO/2017/205221A1
The present disclosure is directed to a system and method for forecasting a farm-level power output of a wind farm having a plurality of wind turbines. The method includes collecting actual operational data and/or site information for th...  
WO/2017/202945A1
The invention relates to a wind turbine system (1) with a plurality of wind turbine modules each with a rotor (7). A control system is arranged to execute a shutdown procedure with a first control command (1CC) for terminating 5 power pr...  
WO/2017/202430A1
A wind turbine control unit comprising a control module configured to control an actuator system by outputting a first control signal, wherein the first control signal includes a current control sample value and a predicted control traje...  
WO/2017/200504A1
The invention relates to a shaftless shrouded multi-blade wind turbine which has turbine blades located at the outer diameter instead of the center. The new wind turbine design simultaneously converts kinetic energy of wind into mechanic...  
WO/2017/198271A1
A method controlling a wind turbine to avoid tonal noise production is provided. The method comprises acquiring (510) noise data representing noise produced by a wind turbine and acquiring (520) data from a plurality of vibration sensors...  
WO/2017/201460A1
The present disclosure is directed to a system and method for reducing vortex-induced vibrations of a tower of a wind turbine. The wind turbine has a nacelle mounted atop the tower. The nacelle has a rotor with a rotatable hub having at ...  
WO/2017/200417A1
The invention relates to hydro and wind energy. Proposed is a power plant for converting the energy of a moving medium, such as run-of-river energy, ocean current energy, tidal energy and wind energy. The present power plant is a simple ...  
WO/2017/201503A1
The present disclosure is directed to a system and method for balancing reactive power loading between multiple renewable energy power systems coupled to a power grid at a point of regulation (POR). The method includes determining a volt...  
WO/2017/198270A1
A method of analyzing wind turbine noise is provided. The method comprises acquiring (410) noise data representing noise produced by a wind turbine and acquiring (420) data from a plurality of vibration sensors positioned at different lo...  
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/2017/194067A1
Disclosed is a method for estimating systematic yaw misalignment of a wind turbine. The method comprising the steps of: receiving yaw data from the wind turbine indicative of the degrees of rotation of the nacelle for a plurality of yaw ...  

Matches 301 - 350 out of 6,010