542 patents
Page 27 of 28
Utility
Method for Operating a Power Generation System
4 Dec 19
A method for operating a power generation system coupled to a power grid during a grid unbalance event, a method for determining an injection current to be supplied into a power grid by a power generation system, and a method for addressing an asymmetric grid fault in a power grid connected to a power generation system are provided.
Amit Kumar GUPTA, John Godsk NIELSEN, Liang YANG
Filed: 9 Jul 17
Utility
Method and Apparatus for Assembling a Wind Turbine Blade Having an Internal Web
27 Nov 19
A method and apparatus for assembling a wind turbine blade (10) including first and second outer shell portions (16, 18) and an internal web (12) are provided.
Andrew Hedges, Arne Haahr
Filed: 9 Jan 18
Utility
Method of Attaching a Tip Extension to a Wind Turbine Blade
27 Nov 19
A method of attaching a tip extension to a wind turbine blade is described.
Leon Barton, Alan Bower
Filed: 13 Sep 17
Utility
Power System and Method for Operating a Wind Power System with a Dispatching Algorithm
27 Nov 19
The present invention relates to a power system having a plurality wind turbine generators and a power plant controller arranged to communicate with the plurality of wind turbines generators, where each of the plurality of wind turbine generator being related to a wind turbine controller, the wind turbine controller being arranged to control an active power output in its related wind turbine generator according to an active power set point received from the wind power plant controller; a first subset of wind turbine generators operating at an active power output unrestricted of the active power set point; and a second subset of wind turbine generators operating according to an active power set point; and wherein the wind power plant controller communicates the active power set point, in accordance with the active power output of the first subset of the plurality of wind turbines generators, so as to reduce active power fluctuation of the aggregated active power output of the first and second subset of the plurality of wind turbines generators.
Germán Claudio TARNOWSKI
Filed: 16 Jun 19
Utility
Insulated Shaft Joint
27 Nov 19
The present invention relates to an insulated shaft joint (1) for electrically insulating a rotational member (2) from an end section of a shaft (3) to which the rotational member (2) is connected.
Christian Bager, Noel Yambeh Yambaha
Filed: 16 Nov 17
Utility
Estimating a Characteristic of a Wind Turbine Electrical Signal
27 Nov 19
A method and apparatus for estimating a characteristic of a wind turbine electrical signal comprises buffering a sequence of sample values of the wind turbine electrical signal and a sequence of sample times corresponding with the sequence of sample values.
Torsten LUND, John Godsk NIELSEN
Filed: 16 Oct 17
Utility
Control Method for a Wind Turbine
20 Nov 19
A wind turbine includes at least one wind speed sensor, a number of pitch-adjustable rotor blades, and a control system for changing the pitch of the rotor blades and/or a generator torque.
Johnny NIELSEN
Filed: 28 Jun 17
Utility
Electrical Isolation Mounting of Electrical Machine Stator
20 Nov 19
The present invention relates to a wind turbine with an electrical machine wherein said electrical machine comprises a stator (702) with one or more electrical winding(s) (704), said electrical winding(s) being arranged to be connected to an electrical grid (760) by at least one cable (740) with at least one phase conductor (746), the at least one cable (740) comprises at least one return path (744) to conduct leakage currents, and at least one electrical shield (745), the stator being electrically isolated from a stator housing (701).
Lars Dyred SIMONSEN, Peter MONGEAU
Filed: 27 Nov 17
Utility
Rotor Restraining and Rotating Apparatus and Method for Wind Turbines
13 Nov 19
Rotor restraining and rotating apparatus and methods for a wind turbine (1) are described.
Kristoffer Isbak Thomsen, Thomas Møller Christiansen
Filed: 1 Oct 17
Utility
Wind Power Plant Having a Plurality of Wind Turbine Generators and a Power Plant Controller
6 Nov 19
A wind power plant which supplies power to a utility grid in accordance with an active power reference, where the wind power plant comprises a plurality of wind turbine generators and a power plant controller arranged to send an active power set point to the wind turbine controller of each of the plurality of wind turbine generators.
Steve JESSEN, Søren KAPPELGAARD, Jacob Barsøe KJÆRGAARD, Kouroush NAYEBI, Mads Rajczyk SKJELMOSE, Mu WEI
Filed: 4 Jul 17
Utility
an Alignment Tool for Aligning Bores In Structural Members
6 Nov 19
An alignment tool (1) for aligning a bore (13) extending through a first structural member (14) with a bore (19) extending through a second structural member (15) is disclosed.
Jesper Hermann Hansen, Jakob Anders Sørensen, Jens Torborg
Filed: 22 Jan 18
Utility
Connection Joint for a Sectional Wind Turbine Rotor Blade and Associated Methods
6 Nov 19
A wind turbine blade includes a first blade section and a second blade section configured to be coupled together at a joint interface.
Anton BECH
Filed: 18 Dec 17
Utility
Control System for Modular Multilevel Converter
6 Nov 19
A power conversion system for a wind turbine generator, comprising a machine-side converter having an AC voltage input from a generator and a DC voltage output to a DC link, wherein the machine-side converter is a modular multi-level converter comprising one or more converter legs corresponding to a respective one or more electrical phases of the generator, each of the converter legs comprising a plurality of converter cells, the system further comprising: a converter control module which provides the machine-side converter with a gate signal, and an electrical frequency estimation module configured to estimate the mean electrical frequency of the generator; wherein the gate signal has at least one mean switching frequency corresponding to at least one electrical phase of the generator; wherein the converter control module is configured to modulate the mean switching frequency of the gate signal in dependence on the mean electrical frequency of the generator.
Ciprian BIRIS, Duy Duc DOAN, John Godsk NIELSEN
Filed: 28 Nov 17
Utility
Methods and Systems for Repairing Wind Turbine Blades
6 Nov 19
A method of repairing erosion on a wind turbine blade while on a wind turbine includes placing a scanning device on an erosion zone.
Paul Badger, Servet Sert
Filed: 11 Dec 17
Utility
Joint for Connecting a Wind Turbine Rotor Blade to a Rotor Hub and Associated Methods
30 Oct 19
A wind turbine rotor blade includes an elongate body having a root end configured to be coupled to a rotor hub of a wind turbine.
Anton Bech
Filed: 12 Dec 17
Utility
CorrectedSystems and Methods for Generating an Inertial Response to a Change In the Voltage of an Electrical Grid
30 Oct 19
Systems, methods, and computer program products for providing an inertial response by a wind power system to power fluctuations in an electrical grid.
Germán Claudio TARNOWSKI
Filed: 18 Jul 17
Utility
Adaptive Noise Control for Wind Turbine
30 Oct 19
A control system for one or more wind turbines comprising an RF receiver used as a method for adaptively controlling the noise mode of operation of a wind turbine.
Martin QVIST
Filed: 23 Nov 17
Utility
Measuring Electrical Characteristics of a Transducer In a Wind Turbine Generator
30 Oct 19
A method of measuring electrical characteristics of a transducer in a wind turbine generator control system is described.
Lars Rohrmann ANDERSEN, John BENGTSON, Karl Axel PETURSSON
Filed: 11 Dec 17
Utility
Improved Wind Turbine Safety System
23 Oct 19
The present invention relates to a method, controller, wind turbine and wind farm that advantageously determines an ice throw risk zone (302) for a wind turbine (301), wherein the ice throw risk zone (302) defines an area surrounding the wind turbine (301) within which ice can be thrown from one or more blades of the wind turbine (301); determining whether the determined ice throw risk zone (302) impinges one or more exclusion zones; and if the determined ice throw risk zone (302) impinges one or more exclusion zones, determining an alteration to one or more operating parameters of the wind turbine (301) in order to alter the ice throw risk zone (302) such that the determined ice throw risk zone (302) does not impinge the one or more exclusion zones.
Paul BADGER, Brian Daugbjerg NIELSEN, Peter Tranum THOMSEN
Filed: 12 Dec 17
Utility
Temperature Control Based on Weather Forecasting
23 Oct 19
Temperature Control Based on Weather Forecasting Examples are generally directed to techniques for controlling a temperature of a blade, such as a blade in a wind turbine system.
Karl GREGORY, Joe CUOGHI
Filed: 20 Dec 17