1037 patents
Page 40 of 52
Utility
Method of Retrofitting a Wind Turbine with an Energy Generating Unit
2 Dec 20
A method of retrofitting a wind turbine having a tower and a first energy generating unit with a second energy generation unit is disclosed.
Thomas Hedegaard Bachmann, Jesper Kofoed Jensen
Filed: 19 Mar 18
Utility
Cabinet with pressure relief means
30 Nov 20
A cabinet comprising an outer wall which encapsulates an internal space comprising electronic components, the outer wall having a rupture line forming a release wall portion which by rupturing of the rupture line in response to an increased pressure in the internal space can be released and thereby define an opening forming arc-vent for the internal space.
Kenneth G. Hansen, Hans Christian Bisgaard-Clausen
Filed: 26 Sep 17
Utility
Operating a wind turbine generator during an abnormal grid event
30 Nov 20
Aspects of the present invention relate to a method for controlling an amount of power to be delivered from a wind turbine generator to a power grid during an abnormal power grid event, the method comprising the steps of detecting an abnormal power grid event; controlling an active current delivered to the power grid in response to a measured or determined total active current; and controlling a reactive current delivered to the power grid in response to a measured or determined total reactive current.
Ciprian Biris, Gert Karmisholt Andersen, Uffe C. Merrild, Leif Svinth Christensen
Filed: 15 May 17
Utility
Controlling a Wind Turbine During a Low Voltage Grid Event Using MPC
18 Nov 20
A wind turbine system comprising a nacelle mounted on a tower, a rotor having a plurality of blades and a boundary layer control system configured to control airflow through blade surface openings in each of the blades.
Martin Ansbjerg KJÆR, Tobias Gybel HOVGAARD
Filed: 1 May 17
Utility
a Method for Controlling an Airborne Object Coupled to a Wind Turbine
18 Nov 20
A method of controlling an airborne object (2), such as a kite or a glider, is disclosed.
Thomas S. Bjertrup Nielsen, Torben Ladegaard Baun
Filed: 20 Jan 19
Utility
a Method for Operating a Plurality of Chopper Circuits
18 Nov 20
The present invention relates to a method for simultaneous operation of a plurality of chopper circuits of a wind turbine power converter, the method comprising the steps of operating a controllable switching member of a first chopper circuit in accordance with a first switching pattern, and operating a controllable switching member of a second chopper circuit in accordance with a second switching pattern, wherein the first switching pattern is different from the second switching pattern during a first time period.
Lars HELLE, Torsten LUND
Filed: 29 Nov 18
Utility
a Wind Turbine with a Movable Container Housing a Hoisting Mechanism
18 Nov 20
A wind turbine (1) comprising a tower (2) and a nacelle (3) mounted on the tower (2) is disclosed.
Joris Kofman
Filed: 19 Aug 18
Utility
Wind turbine blade having a trailing edge flap
9 Nov 20
A wind turbine blade includes a trailing edge flap having a flap part protruding from the trailing edge on the pressure side of the blade.
Daniel Whitehouse, Jagjit Bhangal
Filed: 8 Oct 15
Utility
Rotor lock system for a wind turbine
9 Nov 20
A locking unit (24) for a rotor lock system (20) of a wind turbine (1), the locking unit (24) comprising: a locking shaft (34) that is slidably movable within a barrel (30) under the influence of an actuator (32); and an angular drive arrangement (48, 50) which is configured to enable angular movement of the locking shaft (34) about a longitudinal axis as the locking shaft (34) is moved linearly within the barrel (30) by the actuator (32).
Gerner Larsen
Filed: 16 Jul 17
Utility
Determination of wind turbine configuration
9 Nov 20
Determination of Wind Turbine Configuration The present invention relates to a method and computer system for determining a configuration of a wind turbine of a given wind turbine type, the method comprising the steps of: storing in a database a plurality of combinations of physical and control parameters of the wind turbine that can be varied; determining a plurality of wind flow characteristics at a target location; applying a function which defines a relationship between a performance parameter, a fatigue life estimation, the combination of physical and control parameters and the plurality of wind flow characteristics, to at least some of the plurality of combinations in the database to determine values of the performance parameter and the fatigue life estimation for those combinations; and selecting one of the combinations of physical and control parameters as the configuration of the wind turbine for the target location on the basis of the performance parameter and fatigue life estimation values.
Kelvin Hales, Chris Spruce
Filed: 22 Nov 15
Utility
Insert for a Wind Turbine Blade Root
4 Nov 20
An insert (105) for a wind turbine blade root.
Jonathan Smith, James Smith, Robert Ernst, Mark Folsom
Filed: 6 Dec 18
Utility
Applying Wind Turbine Yaw Moment Via Pitching
4 Nov 20
There is presented a method for controlling a rotor on a wind turbine, wherein the rotor is comprising one or more blades, and wherein the wind turbine is comprising a pitch system, the method comprising: Operating the rotor in a standstill or idling operating state, determining or receiving one or more control parameters, where the control parameters enable determining one or more yawing parameters may be described as a function of the one or more control parameters, wherein the one or more yawing parameters comprises one or more of: An angular yawing velocity of the a yawing section, an angular yawing acceleration of the yawing section, and/or a yawing moment applied by the yawing section on a remainder of the wind turbine, and pitching based on the one or more control parameters one or more blades of the rotor with the pitch system.
Anders Yde WOLLESEN, Julio Xavier Vianna NETO, Kim Hylling SØRENSEN
Filed: 3 Dec 18
Utility
Determining Icing Condition Using Mechanical Wind Sensor
4 Nov 20
Embodiments herein describe a method and associated controller for a wind turbine.
Johnny NIELSEN, Jacob Deleuran GRUNNET
Filed: 10 Dec 18
Utility
Lubrication System and Filter Placement
4 Nov 20
The present invention relates to a lubrication system for a wind turbine (105).
Thomas Korsgaard Nielsen
Filed: 16 Nov 17
Utility
Method for Damping Harmonics
4 Nov 20
Harmonics of a power output of a power plant at a point of common coupling between the power plant and a utility grid, wherein the power plant comprises a plurality of energy production units.
Mu WEI, Dan WU
Filed: 19 Nov 18
Utility
Wind Turbine with Reduced Dc-voltage Reserve
4 Nov 20
The invention relates to a method for operating a wind turbine which comprises a power generator, a generator side converter, a grid side converter, a DC link electrically connected to an output of the generator side converter and an input of the grid side converter.
Ciprian BIRIS, Kent TANGE, Duy Duc DON, Torsten LUND, Gert Karmisholt ANDERSEN
Filed: 5 Dec 18
Utility
Method for controlling a wind turbine during safety operation
2 Nov 20
A method for controlling a wind turbine during a safety operation is disclosed.
Keld Hammerum
Filed: 25 Jun 14
Utility
Segmented pitch ring for a wind turbine blade pitch system
2 Nov 20
The present invention provides a segmented pitch ring for use in a blade pitch system of a wind turbine.
Michael Christensen, Simon Kabus, Erik Markussen, Jesper Lykkegaard Neubauer
Filed: 7 Jun 16
Utility
Power Ramp Rate Control
28 Oct 20
Regulating a power ramp rate of a wind park at a point of common coupling (PCC) between the wind park and a utility grid.
Hans Kristian BJØRN, Jan Vestergaard KNUDSEN, Sanka SAIBABU
Filed: 19 Nov 18
Utility
Rotor Speed Control of a Wind Turbine
28 Oct 20
The invention provides a method for controlling rotor speed of a wind turbine.
Jacob Deleuran GRUNNET, Tobias Gybel Hovgaard, Jan-Willem Van Wingerden, Sebastiaan Mulders
Filed: 21 Apr 20