Patents for F03D 7 - Controlling wind motors (12,710)
02/2008
02/06/2008CN101117944A Non-electrical emergency automatically stopping device of wind-driven generator
02/06/2008CN101117941A Mooring line air balloon wind turbine generator
01/2008
01/31/2008DE102007029655A1 Windenergie-Generatorvorrichtung Wind Energy Generator Device
01/31/2008DE102006001613B4 Verfahren zum Betreiben einer Windenergieanlage und Windenergieanlage A method for operating a wind turbine and wind turbine
01/31/2008CA2659214A1 Retractable rotor blade structure
01/30/2008EP1882853A2 Wind turbine and method for operating a wind turbine
01/30/2008EP1882852A1 Aeolic energy facility with a nacelle
01/30/2008CN201013535Y High energy-consuming industrial non-grid connected type large-sized wind power generator
01/30/2008CN201013531Y Electric infinite variable speed double power stream wind generating set
01/30/2008CN201013530Y 风能动力机 Wind power machine
01/30/2008CN101113717A Vertical shaft type wind power generation plant
01/30/2008CN100365271C Rotor blade for wind power installation
01/29/2008CA2280935C Low speed direct driven wind turbine
01/24/2008WO2008009354A2 Method for operating a wind energy installation
01/24/2008WO2008009246A1 Brake device
01/24/2008US20080018309 Wind turbine generator apparatus with utility fault ride-through capability
01/24/2008DE102006034299A1 Wind turbine is fitted with lift which moves up outside of tower, lift motor, etc. being mounted at rear of gondola
01/24/2008DE102006034251A1 Verfahren zum Betreiben einer Windenergieanlage A method of operating a wind power plant
01/24/2008DE102006032389A1 Windpark sowie Verfahren zum Betreiben eines Windparks Wind park as well as methods for operating a wind farm
01/24/2008DE102006007919B4 Verfahren zum Betreiben einer Windenergieanlage A method of operating a wind power plant
01/23/2008CN201011335Y Self-adapting torsional spring velocity regulating aerogenerator
01/17/2008DE102006032388A1 Wind turbine energy generator with hydraulic power output to a number of interlinked user points
01/16/2008CN201007258Y 风力发电机 Wind Turbines
01/16/2008CN101107442A Generation system
01/16/2008CN101105171A 垂直风力发电机 Vertical wind turbines
01/16/2008CN101105169A 垂直风力发电机 Vertical wind turbines
01/15/2008CA2454905C Early-warning system comprising sodar for wind energy turbines
01/10/2008WO2008003802A1 Vertical-axis wind turbine for harnessing wind energy
01/10/2008US20080007121 Power system with low voltage ride-through capability
01/10/2008DE102006031144A1 Wind turbine, for electricity generation, automatically sets the tension of the anchor lines to stabilize the tower in high winds and squalls
01/10/2008DE102004024563B4 Verfahren zur Erzeugung von Notstrom für eine Windenergieanlage mit einem Hilfsgenerator Process for the production of emergency power for a wind turbine with an auxiliary generator
01/10/2008CA2646130A1 High voltage direct current link transmission system for variable speed wind turbine
01/09/2008CN201004591Y Serial dual rotor wind electromotor speed-varying and frequency-constant excitation system
01/09/2008CN201004590Y Serial permanent dual rotor wind electromotor and speed-varying and frequency-constant control system
01/09/2008CN201004589Y Serial dual rotor wind power generator and its rate-varying and excitation-varying system
01/09/2008CN201003466Y 1.5MW direct-drive type variable speed constant frequency wind-driven generator group
01/09/2008CN201003465Y 1.5MW double-feedback type variable speed constant frequency wind-driven generator group
01/09/2008CN201003464Y Wind driven device
01/09/2008CN101103198A Omni-directional wind turbine
01/09/2008CN101100984A Method for operation of a wind energy installation
01/09/2008CN101100975A Cable wire stepless regulation and control device for blade swinging range
01/09/2008CN100360797C Engine of air pressure difference
01/08/2008US7318154 Various methods and apparatuses to provide remote access to a wind turbine generator system
01/03/2008WO2008000882A1 Rotary joint for wind-powered generators
01/03/2008WO2007113401A3 Wind machine equipped with rotary wing
01/03/2008DE102006029640A1 Wind turbine, has adjusting device comprising three-phase alternating current asynchronous motor for azimuth alignment of turbine house, and controller for limiting developing moment in motor at preset maximum value
01/03/2008DE102006027224B3 Windenergieanlage mit einer autarken Energieversorgung für eine Blattverstelleinrichtung Wind turbine with a self-sufficient energy supply for a blade adjustment
01/02/2008EP1873396A2 Wind energy system and method of operation thereof
01/02/2008EP1873395A1 Method for operating a device with at least one fluid dynamic uplift device, in particular in a wind farm
01/02/2008CN101098120A 可变速风力发电系统 Variable speed wind power generation system
01/02/2008CN101096942A Wind energy system and method of operation thereof
01/02/2008CN101096941A Wind energy device having the engine room
01/02/2008CN100359160C Method for monitoring a sensor
12/2007
12/27/2007WO2007128287A3 Wind farm which is disconnectable in staggered fashion
12/27/2007WO2005111412A3 Self-calibrating fan
12/27/2007US20070297892 Monitoring the Operation of a Wind Energy Plant
12/26/2007EP1870596A2 Methods and apparatus for balancing a rotor
12/26/2007EP1870566A1 Methods and apparatus for controlling rotary machines
12/26/2007CN200996359Y Louver windenergy generater of vertical axle wind speed
12/26/2007CN101094985A Method for controlling and adjusting a wind turbine
12/26/2007CN101092943A Operating method for a wind park
12/26/2007CN101092939A Method for operating a wind power plant
12/26/2007CN101092935A Methods and apparatus for controlling rotary machines
12/26/2007CN101092931A Methods and apparatus for balancing a rotor
12/26/2007CN100357590C Operating method for a wind park
12/25/2007US7312537 Methods and apparatus for supplying and/or absorbing reactive power
12/25/2007US7311490 Rotor blade with an electrical field
12/21/2007WO2007144146A1 Wind energy installation with an autonomous energy supply for a blade adjustment device
12/21/2007WO2007143918A1 Blade rotation angle autocontrol system for vertical axis wind power generator
12/20/2007DE102005059888B4 Verfahren zur Momenten- und Pitchsteuerung für eine Windenergieanlage abhängig von der Drehzahl A method for torque and pitch control for a wind turbine depends on the speed
12/19/2007EP1866543A1 Method and device for braking the rotor of a wind energy plant
12/19/2007CN200993078Y Wind collecting device for wind-force generator
12/19/2007CN101091056A Wind turbine comprising a multiplied redundancy control system and method of controlling a wind turbine
12/19/2007CN100356683C Circuit to be used in a wind power plant
12/13/2007WO2007141414A1 Wind power machine provided with an articulated mast
12/13/2007CA2654265A1 Wind power machine provided with an articulated mast
12/12/2007EP1865198A2 Emergency pitch drive power supply for a wind turbine
12/12/2007EP1092964B1 Apparatus for noise recognition and noise separation
12/12/2007CN200990582Y Double-feed wind-mill generator AC exciter participated in secondary frequency modulation based on DSP
12/12/2007CN200989280Y Butterfly type wind energy vanes
12/12/2007CN101087946A Wind-air engine, namely engine using wind and air pressure as energy to replace fuel
12/11/2007CA2483359C Wind turbine, hydraulic system, air bleed system and method of controlling at least two wind turbine blades
12/06/2007WO2007138138A1 Method of functioning of aerogenerator
12/06/2007WO2007138136A1 Wind generator blade with divergent trailing edge
12/06/2007WO2007114698A3 Wind turbine with slender blade
12/06/2007DE102006002708B4 Rotor einer Windenergieanlage Rotor of a wind turbine
12/06/2007CA2659071A1 Vertical axis wind system
12/05/2007EP1863162A2 Refundant electrical brake and protection system for electric generators
12/05/2007CN200987138Y Overlapping dual rotors wind motor excitation system
12/05/2007CN200987072Y Wind power generation plant based on DC electric generator
12/05/2007CN200985865Y Vertical shaft wind power generation plant
12/05/2007CN200985864Y Wind power generator capable of generating electricity safely with high low wind speed
12/05/2007CN200985859Y Minisize energy collecting type wind motor module group
12/05/2007CN100353055C Method for operating a wind energy plant
12/05/2007CN100353054C Pneumatic apparatus controlling method and pneumatic apparatus
12/04/2007US7304400 Power generating system and its control method
12/04/2007US7303369 Magnetic vertical axis wind turbine
11/2007
11/29/2007WO2007081888A3 Driving device for raising or lowering an airfoil
11/29/2007WO2007056282A3 System for producing electricity through the action of waves on floating platforms
11/29/2007US20070274830 EOLIC energy transformation tower