Method and system for determining a mass change at a rotating blade of a wind turbine

Vibration isolator of wind turbine system

Premixing apparatus for gas turbine system

Method and device for damping torsional oscillations

Wind turbine generator, active damping method thereof, and windmill tower

Controlling a combustion device to lower combustion-induced pulsations by changing and resetting fuel stagings at different rates of change

Wind turbine

Teeter-restraint device for wind turbines

POWER GENERATING APPARATUS OF RENEWABLE ENERGY TYPE

Wind turbine blade and wind turbine generator including the same

Wind turbine

COMPRESSOR COMPRISING AN INSERT IN THE INLET REGION

Method of optimising a wind park construction

WIND TURBINE WITH A BROAD-BAND DAMPING DEVICE IN EACH BLADE

DRIVE UNIT FOR A WIND TURBINE

Balancing of Wind Turbine Parts

Management system for operating a wind energy plant and method using the management system

COMPREHENSIVE ASSESSMENT SYSTEM AND ASSESSMENT METHOD FOR VIBRATION AND LOAD OF WIND GENERATING SET

Wind turbine blade and a pitch controlled wind turbine

Methods and systems for determining a pitch angle offset signal and for controlling a rotor frequency of a rotor of a wind turbine for speed avoidance control

WAVE ENERGY CONVERSION APPARATUS AND METHOD

Wind turbine braking device and method of use damping drivetrain oscillation

Wind turbine and a method for powering one or more hydraulic pitch actuators

Damping of Plantary Gears with Flex-Pins for Wind Turbines

METHOD AND APPARATUS FOR BALANCING WIND TURBINES

Method for balancing a wind turbine

Wind turbine assembly with flow regulator

Wind turbine generator rotor mounted upon generator stator

WIND TURBINE

Method for reducing vibrations of a wind turbine and control system for reducing vibrations

Integrated lightning receptor system and trailing edge noise reducer for a wind turbine rotor blade

Noise reducer for rotor blade in wind turbine

TURBINES

System and method for damping vibrations in a wind turbine

Wind Turbine Having A Device For Minimizing Loads

Wind turbine having an active pitch angle control during an idling situation

Changeable damping wave power capturing device driven by bidirectional screw rod

ARRANGEMENT TO SUPPLY A SENSOR WITH ELECTRICAL POWER

WIND TURBINE ACTIVE DAMPING ARRANGEMENT

Method of and device for determining a common blade frequency of a rotor of a wind turbine, and method of operating a wind turbine

Method for detecting torque in a transmission, measuring device and control program

Vibration control apparatus of wind turbine generator and wind turbine generator

METHOD FOR OPERATING A WIND TURBINE IN A POWER-REDUCED MODE OF OPERATION

Wavy airfoil

WIND TURBINE COMPONENT HAVING A LIGHTWEIGHT STRUCTURE

VERTICAL AXIS WIND TURBINE DEVICE

COMPOSITE COMPONENTS AND HEAT-CURING RESINS AND ELASTOMERS

Stationary energy generation plant having a control device and method for controlling the same

Wind turbine blade shear web with spring flanges

Separative tidal current rotor blade

VERTICAL AXIS WIND TURBINES

METHOD FOR MONITORING WIND TURBINES

Blade pitch control in a wind turbine installation

Wind turbine and a shaft for a wind turbine

Flexible shaft wind turbine

Wind turbine generator, active damping method thereof, and windmill tower

BRAKE SYSTEM FOR AND METHOD FOR BRAKING OF VERTICAL AXIS WIND TURBINE

System and method for controlling wind turbine blades

NOISE REDUCER FOR ROTOR BLADE IN WIND TURBINE

SYSTEM AND METHOD FOR ATTENUATING THE NOISE OF AIRFOILS

Wind turbine

TURBINES

CONFIGURABLE WINGLET FOR WIND TURBINE BLADES

Fluid turbine

FLUID TURBINES

Method for the operation of a wind energy plant at sudden voltage changes in the grid

HIGH EFFICIENCY ROTOR BLADES FOR A FLUID TURBINE

WIND TURBINE WITH MIXERS AND EJECTORS

Wind turbine generator having electrical storage device and acoustic noise suppression method thereof

Noise reducer for rotor blade in wind turbine

Control System, Wind Farm, And Methods Of Optimizing The Operation Of A Wind Turbine

Clear wind tower system technology

ROTOR BLADE FOR WIND TURBINE

Apparatus and method for operation of an off-shore wind turbine

Wind turbine and operating same

Adjustable suspension arrangement for wind turbine towers

LIQUID CONTROL JET DURING PART LOAD OPERATION IN A HYDRAULIC TURBINE

WIND-DRIVEN ELECTRIC GENERATOR STRUCTURE VIBRATION-DEADENING APPARATUS AND METHODS

Control of wind park noise emission

Blade for a turbomachine

Rotor blade for a wind power plant

Wind turbine generator, active damping method thereof, and windmill tower

Method of and apparatus for compensation of oscillation effects in the event of mains asymmetry in a double-fed asynchronous machine

AEROACOUSTIC ROTOR BLADE FOR A WIND TURBINE, AND WIND TURBINE EQUIPPED THEREWITH

Torsional dynamic damper for a wind turbine and method of using same

VIBRATION DAMPING OF WIND TURBINE SHAFT

Noise reducer for rotor blade in wind turbine

Noise reducer for rotor blade in wind turbine

Noise reducer for rotor blade in wind turbine

GEARBOX SUPPORT SYSTEM

GEARBOX SUPPORT SYSTEM

Method and System For Controlling Wind Turbine Rotational Speed

Stress relief flange and method for distributing stress for wind turbine components

FLUID TURBINE WITH EJECTOR SHROUD

FLUID TURBINE WITH SHROUD HAVING SEGMENTED LOBES

ANTI-NOISE WIND TURBINE

Wind power plant and method for operating the same

ACTIVE FLOW CONTROL DEVICE AND METHOD FOR AFFECTING A FLUID BOUNDARY LAYER OF A WIND TURBINE BLADE

COMPRESSOR HOUSING FOR TURBOCHARGER

Wind energy power conversion system reducing gearbox stress and improving power stability

Dynamically tuned wave energy converter

SHROUDED WIND TURBINE WITH SCALLOPED LOBES

Systems and methods of assembling a rotor blade extension for use in a wind turbine

Nacelle configurations for a shrouded wind turbine

Windturbine support tower with pendulum-damping means

Method of reducing torsional oscillations in the power train of a wind turbine

Methods for controlling a wind turbine connected to the utility grid, wind turbine and wind park

Foam filling material for wind power generator blades, foam filling member for wind power generator blades, wind power generator blade, wind power generator, and method for producing the wind power generator blade

Vibration damping sheet for wind power generator blades, vibration damping structure of wind power generator blade, wind power generator, and method for damping vibration of wind power generator blade

Tip-forming member for a wheel of a hydraulic machine, and wheel and hydraulic machine equipped with such a member

MOLDED WIND TURBINE SHROUD SEGMENTS AND CONSTRUCTIONS FOR SHROUDS

Wind turbine blade and wind power generator using the same

WIND TURBINE AND ROTOR BLADE WITH REDUCED LOAD FLUCTUATIONS

WIND TURBINE

Method and apparatus for controlling noise levels of a turbine with minimal loss in energy yield

WIND TURBINE WITH PRESSURE PROFILE AND METHOD OF MAKING SAME

Wind Turbine Comprising a Torsional Vibration Absorber

TURBINE WITH MIXERS AND EJECTORS

Wind turbine

Wind turbine, a method for reducing noise emission from a wind turbine tower and use of a wind turbine

Method for damping oscillations in a wind turbine

Self-starting turbine with dual position vanes

Method for the emergency braking of a wind power plant and a wind power plant with a rotor blade pitch control for emergency braking

Wind turbine, a method for controlling a wind turbine and use thereof

Wind turbine, a method for controlling a wind turbine and use thereof

METHOD FOR THE OPERATION OF A WIND POWER PLANT

Individual blade noise measurement system and method for wind turbines

Pitch drive device of wind turbine generator and wind turbine generator

WIND TURBINE

WAVE ENERGY APPARATUS

Dual-axis resonance testing of wind turbine blades

Segmented wind turbine

System for damping oscillations in a structure

Wind turbine blade with damping element

WIND TURBINE WITH SINGLE MAIN BEARING

Apparatus for positioning a gearbox in a wind energy plant

Wind turbine with monitoring sensors

Monitoring of blade frequencies of a wind turbine

Horizontal wind turbine blade balancing accessory

Wind turbine generator, active damping method thereof, and windmill tower

Aerodynamic device for detection of wind turbine blade operation

Control modes for extendable rotor blades

PERMEABLE ACOUSTIC FLAP FOR WIND TURBINE BLADES

Method and apparatus for controlling acoustic emissions of a wind turbine

VANE STRUCTURE FOR VERTICAL AXIS WIND POWER GENERATOR

WIND TURBINE NOISE CONTROLS

Wind turbine acoustic emission control system and method

Method and system for noise controlled operation of a wind turbine

Method and apparatus for controlling the tip speed of a blade of a wind turbine

Control of rotor during a stop process of a wind turbine

Turbine with mixers and ejectors

DRIVE TRAIN SUPPORTING STRUCTURE FOR A WIND TURBINE

WIND TURBINE DAMPING OF TOWER RESONANT MOTION AND SYMMETRIC BLADE MOTION USING ESTIMATION METHODS

Damper and damping structure for a wave energy conversion device and mooring component

Method and system for operating a wind turbine generator

Wind turbine generator and yaw driving method for wind turbine generator

Wind turbine rotor

Turbine with mixers and ejectors

Differential vibration control for wind turbines

Variable speed wind turbine, a resonant control system, a method of operating a variable speed wind turbine, use of a resonant control system and use of a method in a variable speed wind turbine

BLADE WITH HINGED BLADE TIP

Wind turbine with mixers and ejectors

OPTIMISED WIND TURBINE BLADE

Method for the damping of tower oscillations in wind power installations

Wind turbine blade tip shapes

Turbine blade system

WIND TURBINE WITH MIXERS AND EJECTORS

Wind Turbine Comprising One Or More Oscillation Dampers

Method and arrangement for damping of tower-oscillations

Wind turbine comprising a detuner

Reinforced blade for wind turbine

Wind turbine blades with vortex generators

Blade provided with a resonator to reduce the drag movements of said blade, and a method implemented by said blade

Blade for reducing the drag movements of said blade, and a method of reducing such a drag movement

Vertical axis wind turbine

Wind turbine with mixers and ejectors

Method and apparatus for damping tower oscillation in a wind turbine

Method and system for determining an imbalance of a wind turbine rotor

Wind motor with a holding device for a rotor shaft

WIND TURBINE WITH MIXERS AND EJECTORS

Method of damping tower vibrations of a wind turbine and control system for wind turbines

Method for damping edgewise oscillations in one or more blades of a wind turbine, an active stall controlled wind turbine and use hereof

Blade having a damping element and method of fabricating same

WIND TURBINE WITH MIXERS AND EJECTORS

Apparatus and method for determining a resonant frequency of a wind turbine tower

Model based wind turbine drive train vibration damper

Oscillating Windmill

Propeller Propulsion Systems Using Mixer Ejectors

Method for damping tower oscillations, an active stall controlled wind turbine and use hereof

Fluid rotor

Wind turbine, a method for damping edgewise oscillations in one or more blades of a wind turbine by changing the blade pitch and use hereof

Methods for controlling a wind turbine connected to the utility grid, wind turbine and wind park

Wind tower and method of assembling the same

Wind turbine, wind turbine controller and method for controlling a wind turbine

ACTIVE DAMPER AGAINST GENERATOR BASE FRAME VIBRATIONS

Wind turbine blade comprising one or more oscillation dampers

Wind turbine tower and a control system and method for altering the eigenfrequency of a wind turbine tower

Quiet airfoils for small and large wind turbines

ACTIVE DAMPING OF WIND TURBINE BLADES

WIND TURBINE WITH MIXERS AND EJECTORS

Wind turbine blade and a pitch controlled wind turbine

WIND TURBINE WITH MIXERS AND EJECTORS

WIND TURBINE BLADES WITH TRAILING EDGE SERRATIONS

Rotor blade for a wind power plant

Sensor setup for determination of deflection and/or strain

Teeter-restraint device for wind turbines

Method and sensor setup for determination of deflection and/or strain for failure detection

Method of operating a wind turbine and wind turbine

System and method for loads reduction in a horizontal-axis wind turbine using upwind information

Power control interface and energy storage between a wind farm and a power transmission system

Wind turbine rotor blade and wind turbine rotor

Tool for preventing the vortex effect

Apparatus for Capturing Kinetic Energy

Wind-turbine blade and method for reducing noise in wind turbine

Method for the active damping of the drive train in a wind energy plant

WIND TURBINE SYSTEMS DAMPERS

Method for damping tower vibrations in a wind turbine installation

Method of reducing a structural unbalance in a wind turbine rotor and device for performing the method

Wind turbine with mixers and ejectors

Wind turbine generator, active damping method thereof, and windmill tower

Rotor blade trailing edge assemby and method of use

WIND TURBINE

Methods and systems for turning rotary components within rotary machines

Pitch controlled wind turbine blade, a wind turbine and use thereof

WIND TURBINE BLADE BRUSH

Tonal emission control for wind turbines

Fan housing with noise-reducing structure

Active tower damper

Oscillation damping of a wind turbine

Damping element for a wind turbine rotor blade

Wind turbine rotor blade with acoustic lining

Gondola for a Wind Energy System; Rotative Connection for a Wind Energy System; Wind Energy System; Method for Operating a Wind Energy System

Vibration damping method for variable speed wind turbines

Device and method for suction pipe

Wind energy plant with a rotor

Method for operating a wind power plant

Wind turbine generator

Wind blade assembly and method for damping load or strain

Systems and methods for damping a displacement of a wind turbine tower

WIND ENERGY INSTALLATION

High structural efficiency blades and devices using same

Rotor blade for wind power plants

Suspension system

Wind turbine with noise-reducing blade rotor

Wind turbine rotor assembly and blade having acoustic flap

Wind farm and method for operating same

Rotor blade for a wind energy turbine

Method and apparatus for producing wind energy with reduced wind turbine noise

Methods and apparatus for producing wind energy with reduced wind turbine noise

Impact resistance acoustic treatment

Duct wall structure

Voltage control for wind generators

Wind turbine

Rotor blade for a wind power plant

Vibration reduction system for a wind turbine

Offshore windmill electric generators

Reduction in the noise produced by a rotor blade of a wind turbine

Wind turbine in parked position

Power control interface between a wind farm and a power transmission system

Vibration damping system and method for variable speed wind turbines

Bluff body energy converter

Method in a wind power plant

Wind flow estimation and tracking using tower dynamics

Rotor blade

Voltage control for wind generators

Impeller of centrifugal fan

Wind turbine with outer noise shell

Combustion chamber for a gas turbine

Multiblade fan and electronic apparatus having a multiblade fan

Muffler for impeller with rearwardly curved blades

Power control interface between a wind farm and a power transmission system

Voltage control for wind generators

Wind energy park around a building to be protected

Continuous reactive power support for wind turbine generators

High frequency dynamics resonator assembly

Method and device for affecting thermoacoustic oscillations in combustion systems

Method and device for affecting thermoacoustic oscillations in combustion systems

Reduction in the noise produced by a rotor blade of a wind turbine

Method and system for detection and mitigation of edge-wise vibrations in wind turbine blades

Method for installing an add-on device on a wind turbine blade

System and method for use of a tunable mass damper to reduce vibrations in wind turbine blades in a locked or idling condition of the rotor hub

Nacelle coupled fairings