Patents for F03D 7 - Controlling wind motors (12,710) |
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05/24/2011 | US7946814 Wind turbine blade cleaning method |
05/24/2011 | CA2721958A1 Wind speed dependent adaptation of a set point for a fatigue life of a structural component of a wind turbine |
05/24/2011 | CA2656078C Wind energy installation with an autonomous energy supply for a blade adjustment device |
05/19/2011 | WO2011058970A1 Wind-driven electric power-generating device |
05/19/2011 | WO2011058170A1 Method and device for operation of a wind power plant |
05/19/2011 | WO2011058099A1 Non-invasive speed sensor |
05/19/2011 | WO2011057664A1 Device for adjustment of a rotor blade, wind energy converter, and method for adjusting a rotor blade |
05/19/2011 | US20110119424 Server management system |
05/19/2011 | US20110116926 Self-Directing Vertical Axis Turbine For Harnessing Power |
05/19/2011 | US20110116924 Method for controlling a driving blade with respect to the wind direction, in particular in a wind and water engine with an axis perpendicular to the wind direction and a wind engine having an axis perpendicular to the wind direction with a driving blade controlled with respect to the wind direction |
05/19/2011 | DE102009044570A1 Windkraftanlage Wind Turbine |
05/18/2011 | EP2322794A2 Miniature wind turbine having variable blade pitch |
05/18/2011 | EP2322793A1 A trailing edge section for a turbine blade |
05/18/2011 | EP2321531A2 Wind turbine blade pitch control system |
05/18/2011 | EP2321530A1 Wind power station |
05/18/2011 | EP1733143B1 Automatic locking of a wind turbine |
05/18/2011 | CN201835988U Wind-solar hybrid intelligent power generation system |
05/18/2011 | CN201835985U Embedded monitoring instrument and wind generating set thereof |
05/18/2011 | CN201835984U Highly-reliable pitch control device |
05/18/2011 | CN201835981U Vawt |
05/18/2011 | CN102066748A 风力涡轮机运行方法及系统 Wind turbine operation method and system |
05/18/2011 | CN102064562A Active power optimization method for combined transmission of wind power and thermal power |
05/18/2011 | CN102062060A Switch cabinet applied in wind power generating equipments |
05/18/2011 | CN102062057A Wind turbine |
05/18/2011 | CN102062055A Automobile wind tunnel passive magnetic levitation generator |
05/18/2011 | CN102062054A Wind driven generator without sliding brush and dual-generator yawing wind power generation technology |
05/18/2011 | CN102062051A Method and apparatus for controlling a wind turbine |
05/18/2011 | CN102062043A Rotary vane synchronized double-wheel wind power generation technology |
05/18/2011 | CN102062042A Wind-energy collecting device |
05/18/2011 | CN101571104B Safety chain control system |
05/18/2011 | CN101550909B A wind power generator and its dynamic balance control system |
05/18/2011 | CN101319654B Power generation wheel by unidirectional blade rotation and expansion action |
05/17/2011 | US7945350 Wind turbine acoustic emission control system and method |
05/17/2011 | US7942634 Wind turbine, a method for compensating for disparities in a wind turbine rotor blade pitch system and use of a method |
05/17/2011 | US7942631 Method and apparatus for powering a pitch control system |
05/17/2011 | US7942629 Systems and methods involving wind turbine towers for power applications |
05/17/2011 | US7942624 Vertical axis wind generator |
05/12/2011 | WO2011056767A2 Wind turbine blade |
05/12/2011 | WO2011056121A1 Wind turbine with turbine blades |
05/12/2011 | WO2011055592A1 Rotary motor actuator and horizontal axis wind turbine |
05/12/2011 | WO2011009459A3 Detection of ice on airfoils |
05/12/2011 | WO2011008637A3 Bang-bang controller and control method for variable speed wind turbines during abnormal frequency conditions |
05/12/2011 | WO2011000531A3 Wind turbine providing grid support |
05/12/2011 | WO2010100271A3 Yaw system for a windmill |
05/12/2011 | DE102009050235B3 Verfahren zum Steuern einer Windenergieanlage A method for controlling a wind turbine |
05/11/2011 | EP2320558A2 Electrical circuit for generating electrical energy |
05/11/2011 | EP2320083A2 Systems and method for operating a wind turbine having active flow control |
05/11/2011 | EP2320079A2 Systems and method for operating an active flow control system for a wind turbine |
05/11/2011 | EP2320078A2 Method for operating a wind turbine with reduced blade fouling |
05/11/2011 | EP2320077A1 Device, method and program for adjusting restriction on operation of windmill |
05/11/2011 | EP2320076A2 Wind turbine blade system for providing a controlled flow of fluid to or from a blade surface |
05/11/2011 | EP2320072A2 Apparatus and method for cleaning an active flow control (AFC) system of a wind turbine |
05/11/2011 | EP2320071A2 Active flow control system for wind turbine |
05/11/2011 | EP2318706A2 A turbine and a rotor for a turbine |
05/11/2011 | CN201827024U Brake device and vertical axis wind turbine adopting same |
05/11/2011 | CN201827018U Novel wind driven generator empennage |
05/11/2011 | CN201827017U Yaw brake arranged on piston hermetically |
05/11/2011 | CN201827016U Horizontal hanger rod mounting device for wind generating set |
05/11/2011 | CN201827015U Safety device of pitch control system |
05/11/2011 | CN1997824B Active power regulating system of a wind farm |
05/11/2011 | CN102057157A Wind turbine |
05/11/2011 | CN102052911A Systems and methods for determining the angular position of a wind turbine rotor |
05/11/2011 | CN102052267A System and method for providing a controlled flow of fluid to or from a wind turbine blade surface |
05/11/2011 | CN102052260A Method and system for operating a wind turbine |
05/11/2011 | CN102052255A Impact type wind-driven generating device |
05/11/2011 | CN102052254A Power generator utilizing wind energy and fuel chemical energy |
05/11/2011 | CN102052253A Imitated tornado building block type vertical shaft wind power generator unit |
05/11/2011 | CN102052250A Wind driven generator set and variable propeller pitch system thereof |
05/11/2011 | CN102052249A Systems and method for operating a wind turbine having active flow control |
05/11/2011 | CN102052248A Systems and method for operating an active flow control system for a wind turbine |
05/11/2011 | CN102052247A Method for operating a wind turbine with reduced blade fouling |
05/11/2011 | CN102052246A System and device for controlling a wind turbine using seasonal parameters |
05/11/2011 | CN102052245A Method and apparatus for powering a pitch control system |
05/11/2011 | CN102052244A Systems and methods for assembling a pitch assembly for use in a wind turbine |
05/11/2011 | CN102052243A Systems and methods for testing a wind turbine pitch control system |
05/11/2011 | CN102052242A Method for reducing noises by adjusting yaw braking forces of wind turbine |
05/11/2011 | CN101581272B Power control method for fixed-pitch variable speed wind generating set in stall area |
05/11/2011 | CN101476542B Adjustable off-course brake of wind motor |
05/11/2011 | CN101395369B Wind power generation system, and control method therefor |
05/10/2011 | US7939961 Wind turbine with integrated design and controlling method |
05/10/2011 | US7939955 Method for operating a wind energy installation and a wind energy installation |
05/10/2011 | US7938615 Enhanced vortex engine |
05/05/2011 | WO2011052536A1 Wind power generator |
05/05/2011 | WO2011051778A1 System for determining wind turbine blade pitch settings |
05/05/2011 | WO2011051538A1 Wind power station |
05/05/2011 | WO2011051194A1 Wind sensor system using blade signals |
05/05/2011 | WO2011036669A9 System and method for generating an alternating current output signal |
05/05/2011 | WO2010139613A3 Hub-sited tower monitoring and control system for wind turbines |
05/05/2011 | WO2010086032A3 Power system frequency inertia for power generation system |
05/05/2011 | US20110103953 Systems and method of assembling an air distribution system for use in a rotor blade of a wind turbine |
05/05/2011 | US20110103952 Wind turbine rotor blade with variably actuatable porous window |
05/05/2011 | US20110103950 System and method for providing a controlled flow of fluid to or from a wind turbine blade surface |
05/05/2011 | US20110101694 Self orienting vertical axis wind turbine |
05/05/2011 | US20110101692 Airborne wind powered generator |
05/05/2011 | US20110101688 Multi purpose variable speed wind powered generator |
05/05/2011 | DE202009016920U1 Windenergieanlage mit einer lastoptimierenden Brems- und Überwachungseinheit Wind turbine with a load optimizing braking and monitoring unit |
05/05/2011 | DE102009051963A1 Inclination sensor for wind power plant, has proximity switch signalizing switching output on safety circuit and de-energizing wind power plant, where desired position corresponds to equilibrium position of fastening element |
05/05/2011 | DE102009051411A1 Device for determining airflow at rotor blade of wind turbine, has sensor unit measuring aerodynamic forces caused by airflow at mounting points at rotor blade and eliminating centrifugal forces at rotor blade during rotation of rotor blade |
05/04/2011 | EP2317327A1 Wind sensor system using blade signals |
05/04/2011 | EP2317134A2 Method and apparatus for generating power in a wind turbine |