542 patents
Utility
Wind Turbine Blade Shear Web
11 Jan 24
A method of making a wind turbine blade shear web.
Laura Fariña Nercellas, Houriyeh Marashi
Filed: 18 Nov 21
Utility
Wind Turbine Blade with Improved Adhesive Joint Between Shear Web and Shell
11 Jan 24
In a first aspect of the invention there is provided a wind turbine blade comprising a shell and a shear web connected between a windward inner surface of the shell and a leeward inner surface of the shell.
Houriyeh Marashi, Stephen Sandercock
Filed: 10 Nov 21
Utility
Masking Tonal Noise from a Wind Turbine
11 Jan 24
A method of masking tonal noise from a wind turbine.
Mranal GUPTA
Filed: 7 Dec 21
Utility
Method of Determining Radial Play In a Bearing Arrangement
11 Jan 24
A method for determining radial play of a bearing arrangement in a wind turbine component, the bearing arrangement comprising a first component and a second component, which are movable relative to one another in a radial direction.
Borja Fernandez Garcia
Filed: 21 Sep 21
Utility
Controlling a Power Plant Comprising Wind Turbines During Grid Frequency Deviation
11 Jan 24
The invention relates to a method for controlling a power plant during an event which requires a change of the power produced by the power plant, wherein the power plant comprises a plurality of power generating units including at least one wind turbine generator, the method comprises determining the power reference dependent on an available power, changing the power reference to a modified power reference by a power variation in response to detecting a first event, memorizing a power level relating to the actual power production at a time occurrence of the first event, setting a maximum power limit to the memorized power level, limiting the modified power reference to the maximum power limit, and controlling the power produced by the wind turbines in accordance with the limited modified power reference.
Dan WU, Rubin PANNI, Henrik MØLLER
Filed: 19 Oct 21
Utility
Method for Reducing High Torque Levels and Torque Gradients In Wind Turbine Generators
11 Jan 24
Aspects of the present invention relate to a method for reducing high torque levels and/or high rates of change of torque in a wind turbine generator that comprises a machine-side converter and a line-side converter connected by a DC link, and, wherein the line-side converter is operated according to a virtual synchronous machine control scheme.
Torsten LUND, Hamid SOLTANI, Gert Karmisholt ANDERSEN, Germán Claudio TARNOWSKI
Filed: 3 Aug 21
Utility
Improvements In or Relating to Voltage Control In Renewable Energy Power Plants
4 Jan 24
A method for controlling one or more renewable power generators forming a renewable power plant, and a controller configured to perform the method.
Per Hagen NIELSEN, Torsten LUND
Filed: 14 Dec 21
Utility
Active Power Boosting In Wind Power Plants
4 Jan 24
Aspects of the present invention relate to a method for controlling one or more wind turbine generators.
Mu WEI, Karthik Krishnan JAMUNA, Manas PATANKAR, Hugh MCKENZIE, Jacob Quan KIDMOSE
Filed: 21 Sep 21
Utility
Methods and Systems for Improving Grid Stability
28 Dec 23
Operating a renewable energy power plant connected to a power network at a point of interconnection.
Tusitha ABEYASEKERA, Per Hagen NIELSEN
Filed: 27 Jun 23
Utility
Method for Reduction of DC Link Busbar and Capacitor Current, by Adjustment of a PWM Carrier Delay
28 Dec 23
The present invention relates a method for optimizing electrical current in a DC link busbar of a power converter system, wherein the power converter system comprises, a first inverter bridge, connected to the DC link busbar at a first end, the first inverter bridge having a first pulse width modulation signal, and a second inverter bridge, connected to the DC link busbar at a second end, the second inverter bridge having a second pulse width modulation signal, measuring a current flowing in the DC link busbar from the first end to the second end, optimizing the current flowing in the DC link busbar by delaying the first pulse width modulation signal and the second pulse width modulation signal from each other with a carrier delay, the invention also relates to power converter and wind turbine with optimizing electrical current in a DC link busbar.
Thomas Lundgren ANDERSEN, Morten LINDHOLM
Filed: 30 Sep 21
Utility
Multi-rotor Wind Turbine Yaw Control
21 Dec 23
There is provided methods and systems for controlling a multi-rotor wind turbine generator having at least two rotor nacelle assemblies mounted to a support arrangement by a common yaw control system and each having a wind direction sensor mounted thereto configured to measure a wind direction relative to forward direction of its rotor nacelle assembly.
Johnny NIELSEN
Filed: 14 Oct 21
Utility
Methods and Systems for Controlling a Wind Turbine Generator In Response to a Frequency Deviation
21 Dec 23
Aspects of the present invention relate to methods for controlling active power output of a wind turbine generator in response to a frequency event on a power network to which the wind turbine generator is connected, wherein the active power output of the wind turbine generator is limited to be below an upper active power limit and/or above a lower active power limit.
Dan WU, Rubin PANNI, Kouroush NAYEBI
Filed: 25 Oct 21
Utility
Method for Operating a Cluster of Wind Turbines
21 Dec 23
A method for operating a cluster of a plurality of wind turbines is disclosed.
Pradeep BOSUKONDA, Johnny NIELSEN, Tobias ROSSEL
Filed: 31 May 23
Utility
a Method for Improved Power Ramping In a Hybrid Power Plant
21 Dec 23
The invention relates to a method for providing power ramp rate (RR) control of a hybrid power plant (100) with a plurality of energy assets (EA1, EA2, EA3) including wind turbine generators (WTG1, WTG2, WTG3) and possibly solar power units (PV1, PV2, PV3, 102), and an energy storage unit (ESU), Each energy asset has a ramp rate capability (RRC_i) defined as the highest possible ramp rate at a given time, and the method includes receiving from each energy asset the corresponding ramp rate capability, and taking into account the plurality of ramp rate capabilities from the energy assets when calculating the power setpoint (Pset_i) to each energy asset, so as to improve the power ramp rate (RR) control of the hybrid power plant (100).
Mads Rajczyk Skjelmose, Henrik Møller, Kouroush Nayebi
Filed: 5 Mar 21
Utility
Method of Setting Up Network Components In a Wind Power Plant Communication Network
14 Dec 23
Techniques for setting up network components in a wind power plant communication network.
Michael FREKSEN, Steffen SCHUMACHER, Steen Nobert JENSEN, Henrik Althof KNUDSEN, Antonio Manuel Nogueira SANTOS
Filed: 5 Jun 23
Utility
Reducing Noise Emissions of a Wind Turbine
14 Dec 23
The invention provides a method of reducing noise emissions of a wind turbine.
Nicolaj Winther JOHANSEN, Mranal GUPTA, Kaj Dam MADSEN, Brian Ank MERTZ, Claus Thy HENNINGSEN
Filed: 26 Oct 21
Utility
Method and Tool for Detecting Defects on a Wind Turbine Generator Blade
7 Dec 23
In order to provide an improved and cost-efficient method and tool for performing a defect detection procedure aiming at the detection of a defect underneath an outer protection layer covering the leading edge of a wind turbine generator blade a method is described during which a tool tip is being biased against the surface of the outer protection layer while being guided over the outer protection layer and deviations in the uniformity of the at least one feedback value are sensed to identify potential defects.
Henrik Boas DAHL
Filed: 19 Oct 21
Utility
a Method for Retrieving Operational Data from a Wind Farm
23 Nov 23
A method for retrieving operational data from a wind farm via one or more data hubs is disclosed.
Anders REIMER, Tommy FRICHOT
Filed: 18 Oct 21
Utility
Method for Controlling Noise Generated by a Wind Farm
16 Nov 23
A method for controlling noise generated by a wind farm with a plurality of wind turbines is disclosed.
Ewan MACHEFAUX, Erik SLOTH, Mark ZAGAR
Filed: 12 May 23
Utility
Wind Turbine Power Transmission System
16 Nov 23
The invention relates to a wind turbine (2) comprising: a nacelle (8) provided on the top of a tower (12), a rotor including a hub (6) and a number of blades (4), a main shaft (16) configured to be driven by the rotor about a main axis and supported on the nacelle (8), a generator (28) having a generator rotor and generator stator, and a gear system (25) arranged to increase the rotational speed between said rotor and said generator rotor.
Andreas Weber
Filed: 23 Jul 21