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Patent Searching and Data


Matches 551 - 600 out of 5,903

Document Document Title
WO/2016/042068A1
The invention relates to a positioning system (10, 40) for aligning and/or tracking a machine housing (11) of a wind turbine (54) relative to the wind direction (58), having at least one positioning drive (13, 14, 41, 42, 43, 44) . In or...  
WO/2016/042265A1
Each of the wind turbines (20) comprises a turbine that can be rotated and a generator suitable for generating an individual electric current depending on the rotation of the turbine, the generator comprising a regulator. The individual ...  
WO/2016/042983A1
A displacement sensor (70) detects the relative displacement between inner and outer rings of a bearing (60) by detecting the displacement of a main shaft (20). A data processing device (80) carries out abnormality diagnosis on the beari...  
WO/2016/037261A1
A method for optimizing multiple airfoil wind turbine blades, having, specifically, at least a primary airfoil and a secondary airfoil with an aerodynamic gap therebetween. an optimized multiple airfoil wind turbine blade assembly, and a...  
WO/2016/037858A1
The invention relates to a method for measuring a load on a rotor blade (104) of a wind power plant (100), wherein the method comprises a step of deriving a deflection (112) of the rotor blade (104) from an acceleration value (114), a st...  
WO/2016/033769A1
A method and a system for coordinating control of wind turbines of a wind farm during a fault in a utility grid to which energy is to be delivered via at least one cable and via a substation of the wind farm are provided. The method comp...  
WO/2016/036169A1
The present invention relates to a wind power generator using opening/closing windows, the wind power generator having rotor blades radially coupled to a rotation part, the rotor blades having opening/closing windows having a structure o...  
WO/2016/034180A1
A method and system for improving the balance of a rotor in a wind turbine, including; determining blade load data associated with a selected rotor blade pair; determining, based on the blade load data, pitch imbalance data associated wi...  
WO/2016/034178A1
The invention relates to a control system for a wind turbine generator,WTG. The control system defines reactive limits for a reactive power reference for the WTG. The reactive limits are defined as a function of a physical parameter, e.g...  
WO/2016/032128A1
A wind generation farm control system according to an aspect of the present invention may acquire transition state information from each of wind turbines, acquire fatigue load information from each of the wind turbines, measure a wind co...  
WO/2016/032815A1
A wind turbine includes a rotor, a plurality of rotor blades coupled to the rotor, and a blade pitch control system coupled to each rotor blade. A computer-implemented method for controlling the wind turbine includes determining at least...  
WO/2016/027148A1
The invention relates to a wind generator, comprising a wind wheel which is mounted so as to be able to rotate about a horizontal or approximately horizontal axis of rotation and which has one or more wings or other wind guiding surfaces...  
WO/2016/029135A1
Provided herein are detection systems and related for detecting moving objects in an airspace surrounding the detection system. In an aspect, the moving object is a flying animal and the detection system comprises a first imager and a se...  
WO/2016/027525A1
In order to provide a maintenance plan system capable of formulating a suitable maintenance plan for a wind power generation system, this maintenance plan system is equipped with a sensor (003) that performs sensing for multiple componen...  
WO/2016/023561A1
The present invention relates tocontrol of wind turbines based on predicted operational trajectories. A control system for a wind turbineis described wherea main controller calculating one or more predicted operational trajectories and a...  
WO/2016/023527A1
A method based on anemometer tower measurement data for determining the discarded wind electrical power of wind farms. On the basis of anemometer tower measurement data, the method takes into consideration the impact of such factors as t...  
WO/2016/023271A1
A wind/compressed air electrical power generating device, comprising: a wind power transmission component (110), that is capable of rotatably converting wind power into mechanical power; passive auxiliary yaw components (710, 720, 730, 7...  
WO/2016/024028A1
The invention relates to the integration of a generator into a transmission system, with embodiments that: allow the use of a tilt system (13), coupling same to the yaw system (13); prevent the rolling up of cables at the generator outle...  
WO/2016/023556A1
A wind turbine comprising a tower, a rotor including a plurality of blades, an electrical generator operatively coupled to the rotor, and a control system including an active damping module configured to monitor oscillatory motion of the...  
WO/2016/023560A1
The present invention relates to control of wind turbines in a situation where a fault condition is detected. Control of a wind turbine is described where a control trajectory and a safe-mode trajectory are calculated based on the curren...  
WO/2016/023554A1
An apparatus and method is disclosed for over-rating a wind turbine using turbulence prediction. Weather forecast information is used to determine whether there is a risk of turbulent conditions occurring at the site of the wind turbine....  
WO/2016/016266A1
A pitch drive system for rotating a wind turbine blade with respect to a wind turbine rotor, the blade or the hub having an annular gear or annular gear segment. The pitch drive system comprises a motor, a drive pinion operationally conn...  
WO/2016/017396A1
A state monitoring system of a wind power generator (10) is provided with: a sensor that detects the state of a yaw bearing; a monitoring apparatus (80) that generates diagnostic parameters on the basis of the detection results from this...  
WO/2016/011833A1
Disclosed is an apparatus for controlling the load and deformation of a wind turbine blade. A free rotation type blade (5) of an appropriate length is mounted on a blade tip of a wind turbine blade (1), and a steering engine (6) inside t...  
WO/2016/008500A1
Wind turbine generator (WTG) yaw correction system (2) comprising a wind turbine sensor input configured to input sensory input from a WTG (6), a regulator output configured to output regulatory output to a WTG controller (10) which is c...  
WO/2016/010450A1
The invention relates to propeller-type horizontal-axis wind turbine assemblies. All of the present assembly variants comprise, mounted on a tower, a wind turbine with two coaxial wind propellers on a rotating platform, a gearbox, system...  
WO/2016/011462A1
The invention presents a wind turbine blade with truss-supported structure and twisted face for higher power output and better protection of wind turbine in different weather conditions, this kind of wind turbine blade can be made of met...  
WO/2016/008492A1
The present invention relates to a method for shutting down a wind power facility, said wind power facility comprising a power generator, a power converter comprising generator side and grid side converters being separated by an intermed...  
WO/2016/011454A1
Methods, systems, and devices are disclosed for wind power generation. In one aspect, a wind power generator includes a support base; inductors positioned over the support base in a circular array; an annulus ring track fixed to the base...  
WO/2016/006321A1
The objective of the present invention is to provide a system that is for monitoring a wind power generation device and that can determine abnormalities in a pitch drive unit section by means of a simple device. The system is for monitor...  
WO/2016/004546A1
Provided is a vertical-axis fan blade dynamic drive apparatus, comprising a connecting rod (1), a damping frame (2), a frame (3), a damping block (4), a tension spring (5), a spring fixing base (6), a fan blade bearing (7), a snap ring (...  
WO/2016/004950A1
The invention relates to a method for determining dynamic parameters associated with damping properties of a wind turbine. The method involves active excitation of tower oscillations by adjusting the pitch or rotor torque. After the acti...  
WO/2016/007275A1
Wind energy systems, such as an Airborne Wind Turbine ("AWT"), may be used to facilitate conversion of kinetic energy to electrical energy. An AWT may include an aerial vehicle that flies in a path to convert kinetic wind energy to elect...  
WO/2016/002991A1
The present invention, relates to a cylindrical windmill for a wind turbine generator in which vertical wing plates, supported on circular ends plates respectively attached at both ends of a rotating shaft, are rotated by a driving power...  
WO/2015/199451A1
The present invention relates to a turbine apparatus for wind power generation using compressed air, characterized by features consisting of a combination of: a housing (100), through the outer circumferential surface of which compressed...  
WO/2015/197071A1
The present invention relates to control of the power output of wind turbine generator that operates in derated mode to generate a produced power output level lower than an available power level. A pitch system 48 sets the blade pitch of...  
WO/2015/198814A1
In a configuration, a rotary drive unit (1) is provided with: an annular track (2) having a plurality of first teeth which are annularly arranged on one of a base side structure (100) and a rotational side structure (101); and a swingabl...  
WO/2015/199450A1
The present invention relates to a wind power generation system using compressed air, characterized by comprising: a compressed air generation unit (100) provided with an air tank (120), which accommodates a predetermined quantity of com...  
WO/2015/198793A1
A condition monitoring system for a wind power generation device (10) is provided with sensors that detect conditions of equipment, a monitor device (80) that generates a diagnosis parameter on the basis of detection results of the senso...  
WO/2015/196739A1
Disclosed is a tip regulation control method for increasing minimum clearance for a large-scale wind powered power-generation unit. On the basis of traditional control strategies, a power tip regulation is added, and when the power reach...  
WO/2015/197876A1
The invention relates to a device for changing the angle of inclination (13) in wind turbines, which device is formed by a connection part (4) having a peripheral rolling ring (10) on which three support points (11), which support a bed ...  
WO/2015/192852A1
The present invention relates to a system for dynamic pitch control primarily for wind turbine blades, which system calculates the pitch position of the wind turbine blades independently, which control system performs feedback regulation...  
WO/2015/193652A1
A wind turbine arrangement (70) comprising a first rotatable blade arrangement and a second rotatable blade arrangement. The first blade arrangement forms part of a first wind turbine (76) and the second blade arrangement forms part of a...  
WO/2015/192856A1
A wind turbine is controlled in response to an estimate of vertical and/or horizontal wind shear. A tilt moment is estimated from flapwise and edgewise blade bending moments, azimuth and blade pitch positions and used to estimate vertica...  
WO/2015/192853A1
The present invention relates to a control system for thrust-limiting of wind turbines, which wind turbine comprises at least one tower, which tower carries at least one nacelle which nacelle comprises a rotating shaft, which shaft is ro...  
WO/2015/190945A1
A wind- and/or water-powered drive with a substantially vertical positioning of the drive shaft is provided with a set of rotating vanes, forming a right-hand rotation shaft and a left-hand rotation shaft. In the sleeves of said left-han...  
WO/2015/189032A2
The present invention is concerned with a flexible way of operating a wind farm with a plurality of degrading wind turbine components. According to the invention, maintenance scheduling and power production in the wind farm are handled c...  
WO/2015/189032A3
The present invention is concerned with a flexible way of operating a wind farm with a plurality of degrading wind turbine components. According to the invention, maintenance scheduling and power production in the wind farm are handled c...  
WO/2015/192102A1
A horizontally channeled vertical axis wind turbine for electrical power generation is provided. The wind turbine may collect ambient wind speed from between 0 - +/-50 ft. above ground level. The collected wind is accelerated and concent...  
WO/2015/185299A1
A vertical axis wind turbine (10) comprises two or more cells (Z1, Z2) arranged one above the other along a vertical machine axis (MA), wherein each of the cells (Z1, Z2) comprises a plurality of vertical wings (13) which are arranged wi...  

Matches 551 - 600 out of 5,903