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| Application No. | Application Title | Issue Date |
| 20120104756 | METHOD FOR OPERATING A WIND TURBINE The invention concerns a method of operating a wind power installation. The wind power installation has a circuit for measuring the frequency prevailing in the electrical supply network connected to a control device for controlling operation of the wind power installati... | 05/03/2012 |
| 20120104754 | WIND TURBINE WITH LVRT CAPABILITIES Systems and methods (“utility”) for providing Low Voltage Ride Through (LVRT) capabilities for wind turbines are disclosed. The utility includes a directly connected synchronous generator (214) that is designed to have a high dynamic pull-out torque. To remai... | 05/03/2012 |
| 20120104757 | WIND TURBINE HAVING AN ACTIVE PITCH ANGLE CONTROL DURING AN IDLING SITUATION Wind turbine comprising: a tower (13) and a nacelle (21) housing a generator (19) driven by a wind rotor; measuring devices of at least wind speed V, generator speed Ω, pitch angle θi of each blade, power P, wind turbine accelerations in two perpendicular directions A... | 05/03/2012 |
| 20120104759 | Multi Directional Augmenter and Diffuser This invention relates to an augmenter system for the increase of power generation primarily used for utilizing wind energy. The augmenter system includes an augmenter having a plurality of walls, such as flexible walls, connected to each other with supporting horizonta... | 05/03/2012 |
| 20120104758 | METHOD FOR AUTOMATICALLY STARTING A WIND TURBINE AND A WIND TURBINE FOR CARRYING OUT THE METHOD A method automatically starts a wind turbine after an outage of an electrical supply grid. In the method, at least one measurement value is acquired as to a climatic variable in the wind turbine during the outage of the electrical supply grid. At least one acquired meas... | 05/03/2012 |
| 20120104753 | CONTROL SYSTEM OF WIND POWER GENERATOR, WIND FARM, AND METHOD FOR CONTROLLING WIND POWER GENERATOR A wind power generator generates power through a rotation of a rotor and is interconnected, and operated with its power generation output previously limited in order to be able to further supply the power to a power system in response to a decrease in system frequency. ... | 05/03/2012 |
| 20120104755 | WIND FARM CONTROL SYSTEM, WIND FARM, AND WIND FARM CONTROL METHOD To prevent disconnection of wind turbine generators due to changes in wind conditions even if the wind turbine generators is operated to limit the power output. A plurality of wind turbine generators that generate electric power by the rotation of rotors are provided in... | 05/03/2012 |
| 20120104752 | WIND TURBINE GENERATOR AND TIDAL CURRENT GENERATOR AND OPERATION METHOD THEREOF An object of the invention is to provide a wind turbine generator or a tidal current generator which is equipped with a hydraulic transmission and achieves a superior power generation efficiency, and a operation method thereof. The wind turbine generator 1 compri... | 05/03/2012 |
| 20120080881 | SYSTEM, DEVICE, AND METHOD FOR AUTOMATED MONITORING AND OPERATION OF WIND TURBINES A method for use in operating one or more wind turbines is provided. An exception condition and, optionally, one or more parameters are received from a wind turbine controller. A correction is determined based at least in part on the exception condition and/or the param... | 04/05/2012 |
| 20120068462 | Method of and device for determining a common blade frequency of a rotor of a wind turbine, and method of operating a wind turbine A method of determining a common blade frequency of a rotor of a wind turbine is provided. The method includes measuring a vibration quantity representative of a vibration of a component of the wind turbine, and determining the common blade frequency based the measured ... | 03/22/2012 |
| 20120068460 | CONVERTIBLE BEARING FOR A WIND TURBINE AND METHOD FOR OPERATING SAME A bearing assembly for a wind turbine includes a bearing housing and a bearing surface defining a passageway configured to receive a shaft. The bearing surface includes a stationary portion and a movable portion, the movable portion being defined by a movable member cou... | 03/22/2012 |
| 20120068463 | Wind Turbine Apparatus, Systems and Methods A wind turbine is disclosed. The wind turbine includes comprising an inflatable portion comprising one or more blades and a device for rotatably driving the inflatable portion at a predetermined rate for a predetermined time.... | 03/22/2012 |
| 20120068461 | Wind Energy System The invention relates to a wind energy system having a support (5), a rotor (6) that is rotatably supported on the support (5) about a rotor axis (7), said rotor having multiple rotor blades (9, 10) and being driven or drivable by mean... | 03/22/2012 |
| 20120049518 | SWITCHGEAR CUBICLE ARRANGEMENT In the case of a rotor of a generator of a wind power installation or of a wind energy installation having a pole wheel which rotates in a stator or around a stator and has a pole wheel housing (1, 9), the aim is to create a solution which provides a simplified a... | 03/01/2012 |
| 20120049519 | POLE WHEEL FOR A WIND TURBINE In the case of a rotor of a generator of a wind power installation or of a wind energy installation having a pole wheel which rotates in a stator or around a stator and has a pole wheel housing (1, 9), the aim is to create a solution which provides a simplified a... | 03/01/2012 |
| 20120049517 | WIND TURBINE GENERATOR AND OUTPUT POWER CONTROL METHOD A wind turbine generator derives the gradient of a change in output power of a generator that generates power by rotation of a wind turbine rotor, and determines an increase/decrease in the output power of the generator on the basis of the derived gradient of the change... | 03/01/2012 |
| 20120049522 | Method for controlling of at least one element of a first component of a wind turbine, control device and use of the control device A control device is provided. The control device not permanently belonging to the wind turbine wherein the control device is connected to a communication interface of the first component for supporting the mounting of the first component and a second component of the wi... | 03/01/2012 |
| 20120049523 | WIND JET TURBINE II A wind jet turbine with fan blades located on an inner and outer surface of a cylinder allowing wind or liquid to pass through the inner and outer blades and results in increased power generation efficiency in a first embodiment, a wind jet turbine is disclosed, compris... | 03/01/2012 |
| 20120049520 | Method for wind turbine yaw control A method for yaw control for a wind turbine comprising a rotor with a rotor blade, the rotor defining a rotor axis and a rotor plane to which the rotor axis is perpendicular, in which the rotor axis is turned to minimise the yaw angle between the ambient wind direction ... | 03/01/2012 |
| 20120049516 | METHOD, SYSTEM, AND COMPUTER PROGRAM PRODUCT TO OPTIMIZE POWER PLANT OUTPUT AND OPERATION Method, power plant, and computer program product for use in optimizing power plant power and operation. The power plant includes a wind farm, an energy storage system, and a supervisory controller implementing a control algorithm that receives information on the wind f... | 03/01/2012 |
| 20120049521 | WIND TURBINE GENERATOR SYSTEM To shorten a startup interval to reach a synchronizing condition, a phase difference and an amplitude difference between the grid voltage and the stator voltage of one phase of a winding are obtained. The difference in amplitude is decreased prior to or in parallel to s... | 03/01/2012 |
| 20120043758 | METHOD OF DETERMINING A PHASE VALUE OF A PHASE ASSOCIATED WITH AN OSCILLATORY TOWER MOVEMENT OF A TOWER OF A WIND TURBINE, DEVICE FOR DETERMINING A PHASE VALUE OF A PHASE ASSOCIATED WITH AN OSCILLATORY TOWER MOVEMENT OF A TOWER OF A WIND TURBINE, AND METHOD OF OPERATING A WIND TURBINE A method is provided of determining a phase value of a phase associated with an oscillatory tower movement of a tower of a wind turbine. The method includes measuring a quantity representative of the oscillatory tower movement, and determining the phase value based on t... | 02/23/2012 |
| 20120043759 | MULTIPLE CABINETS An electric power generating device comprising a wind power plant 1 with a rotatably turbine shaft 2, a generator 3 connected to a power grid 5, means for rotating the turbine shaft within the generator thus generating AC electrical power, a ... | 02/23/2012 |
| 20120043760 | EMERGENCY POWER SUPPLY DEVICE The invention relates to an emergency power supply device for a rotor blade adjustment system (10) of a wind turbine (1), comprising a plurality of electric power accumulators (16, 17, 18), an electric charging unit (20) and an electric circu... | 02/23/2012 |
| 20120045329 | METHOD FOR CIRCULATION CONTROLLED VERTICAL AXIS AND TURBINES A method of controlling a vertical axis wind turbines using circulation control is presented. The comprising monitoring environmental conditions and the vertical axis wind turbine to determine a current system state, and selectively blowing air through a blowing slot of... | 02/23/2012 |
| 20120038157 | Synchronous Induced Wind Power Generation System A synchronous induced wind power generation system is provided, comprised of a horizontally rotatable turbine-generator section that wind vanes into the prevailing wind direction. The turbine-generator section has a horizontally disposed turbine shaft therein, and air i... | 02/16/2012 |
| 20120038154 | METHOD AND APPARATUS FOR POWERING A WIND TURBINE The invention related to a method for powering a wind turbine following a grid voltage failures. After the presence of grid power has been once again detected, the Grid Connection Control System (GCCS) is then powered by an Uninterruptable Power Supply (UPS). The GCCS c... | 02/16/2012 |
| 20120038155 | STEP UP CONVERTER FOR A WIND POWER PLANT The present invention relates to a back-up power system 200 for controlling a wind power plant in case of a power outage. The wind power plant includes one or more rotor blades. The back-up power system includes a plurality of electrical energy storage devices 02/16/2012 | |
| 20120038156 | ELECTRICAL ENERGY GENERATING INSTALLATION DRIVEN AT VARIABLE ROTATIONAL SPEEDS, WITH A CONSTANT OUTPUT FREQUENCY, ESPECIALLY A WIND POWER INSTALLATION An energy generating installation, especially a wind power station, includes a drive shaft connected to a rotor (1), a generator (8) and a differential transmission (11 to 13) provided with three drives or outputs. A first drive is connected ... | 02/16/2012 |
| 20120032442 | BLADE ANGLE ADJUSTMENT DRIVE FOR A WIND POWER PLANT A blade angle adjustment drive for a wind power plant having an electrical converter, an electric motor electrically coupled to the converter, and a monitoring unit which monitors the operation of the converter and identifies a malfunction in the operation of the conver... | 02/09/2012 |
| 20120035775 | FREQUENCY CONTROL The present invention relates to a method for controlling a fundamental frequency of power supply grid being operatively connected to a power supply grid, the method comprising the steps of determining a steady-state and/or a dynamic-state related parameter of the assoc... | 02/09/2012 |
| 20120032443 | ENERGY GENERATING INSTALLATION, ESPECIALLY WIND POWER INSTALLATION An energy generating installation, especially a wind power station, includes a drive shaft connected to a rotor (1), a generator (8) and a differential transmission (11 to 13) provided with three drives or outputs. A first drive is connected ... | 02/09/2012 |
| 20120025526 | SYSTEM AND METHOD FOR MONITORING WIND TURBINE GEARBOX HEALTH AND PERFORMANCE A system and method are provided to monitor the health and performance of a wind turbine gearbox. A plurality of sensors coupled to the wind turbine gearbox provide input to a controller. The controller generates output information that includes performance and health i... | 02/02/2012 |
| 20120025527 | SYSTEM AND METHOD TO PROVIDE CONSTANT SPEED MECHANICAL OUTPUT IN A MACHINE A system to provide constant speed mechanical output in a wind turbine is provided. The system includes at least one electrical machine configured to convert a rotary mechanical power received from a main gear to a machine electrical power. The system further includes o... | 02/02/2012 |
| 20120025530 | SYSTEM AND METHODS FOR CONTROLLING THE AMPLITUDE MODULATION OF NOISE GENERATED BY WIND TURBINES In one aspect, a method for controlling the amplitude modulation of the noise generated by wind turbines is disclosed. The method may include determining a rotor position of a first wind turbine, determining a rotor position of a second wind turbine, determining if the ... | 02/02/2012 |
| 20120025528 | MAGNETOSTRICTIVE SENSOR SYSTEM AND METHOD A magnetostriction-based sensor system for sensing force on a wind turbine rotor shaft having multiple localized magnetized domains sensitive to magnetostriction. The sensor system includes at least two sets of first and second magnetometers. The signals from the at lea... | 02/02/2012 |
| 20120025525 | PITCH DRIVE APPARATUS OF WIND GENERATOR AND WIND GENERATOR The present invention provides a pitch drive apparatus of a wind generator and the wind generator constituted not to affect a main shaft or a gear box, and capable of preventing reliability from being deteriorated. The pitch drive apparatus includes a wind turbine blade... | 02/02/2012 |
| 20120025529 | System and Methods for Monitoring Oil Conditions of a Wind Turbine Gearbox A method for monitoring the condition of oil contained within a gearbox of a wind turbine is disclosed. The method generally includes receiving a signal corresponding to a measurement of an oil parameter of the gearbox, comparing the measurement to a predetermined limit... | 02/02/2012 |
| 20120022714 | WIND TURBINE WITH A CONTROLLER CONFIGURED TO MANAGE RESONANT EFFECTS A method and apparatus of operating a controller usable for operating a wind turbine is provided. The wind turbine includes a voltage converter being connectable to a power grid via a filter arrangement. The method includes determining a line voltage and adding the dete... | 01/26/2012 |
| 20120019001 | WIND TURBINE, DRIVE TRAIN ASSEMBLY, WIND TURBINE NACELLE SYSTEM, METHODS FOR CONVERTING ROTATIONAL ENERGY AND METHODS FOR BUILDING A NACELLE AND FOR RE-EQUIPPING A WIND TURBINE A wind turbine with a drive train connecting a drive unit with a generator assembly is provided. The generator assembly includes a first generator with a first stator and a first rotor, the first rotor being directly connected to the drive train, and at least a second g... | 01/26/2012 |
