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Nordex Energy Gmbh patents


Recent patent applications related to Nordex Energy Gmbh. Nordex Energy Gmbh is listed as an Agent/Assignee. Note: Nordex Energy Gmbh may have other listings under different names/spellings. We're not affiliated with Nordex Energy Gmbh, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nordex Energy Gmbh-related inventors


Method for examining the raceway of a large roller bearing

A method for examining the raceway of a large roller bearing in a wind turbine, in which a raceway of the large roller bearing is measured using an ultrasonic measuring unit mounted on the bearing housing, wherein the ultrasonic measuring unit detects two edges of the raceway and the relative position and/or formation thereof in relation to one another is measured.. . ... Nordex Energy Gmbh

Method for making an equipotential bonding connection on a wind turbine rotor blade and wind turbine rotor blade having an equipotential bonding connection

The invention is directed to a method for making an equipotential bonding connection between two components of a lightning protection arrangement of a wind turbine rotor blade. The method includes providing a wind turbine rotor blade having two rotor blade half shells having respective connection and fastening units connected to corresponding ones of the two components of the lightning protection arrangement. ... Nordex Energy Gmbh

Connection and fastening unit for a lightning receptor for integration into a wind turbine rotor blade

A connection and fastening unit for components of a lightning protection system, the connection and fastening unit being realized for the purpose of being integrated in a wind turbine rotor blade and for being connected to the components of the lightning protection system, wherein the connection and fastening unit includes a cavity which can be closed in an airtight manner and in which a connector for connection to at least one of the components of the lightning protection system are arranged.. . ... Nordex Energy Gmbh

Steel tower for a wind turbine and a method for producing the tower

A steel tower for a wind turbine, including a plurality of cylindrical and/or conical tower sections arranged one above another in a tower lengthwise direction which are joined together via horizontally running annular flanges, at least one tower section having at least two section pieces, which are welded together along their adjacent, horizontal and annular end faces and are welded to a horizontal annular flange along each of the free uppermost and lowermost end face, and the at least one tower section being divided into a plurality of section segments which are joined together by longitudinal profiles and connecting means to form a circumferential tower section. At least one of the annular flanges has at least two separation sections in which the annular flange is divided into annular flange segments. ... Nordex Energy Gmbh

Steel tower for a wind turbine and a method for making the tower

A method for making a tower for a wind turbine includes: making tower sections, which can be arranged one on top of another; defining two separation lines running in a longitudinal direction for one of the tower sections and providing a longitudinal profile for a separation line, wherein the profile is formed as a single piece with two legs running parallel at a mutual distance; connecting the profile to the tower section, wherein the legs are connected to the tower section on opposing separation line sides; severing the tower section along the separation line into segments mutually separated by a segment boundary, wherein the monolithic profile is severed and each of the legs remains connected to a segment on a different side of the boundary; connecting segments by the legs of the severed profile to a tower section; and, connecting several tower sections to form a tower.. . ... Nordex Energy Gmbh

Spar cap assembly for a wind turbine rotor blade

A spar cap assembly for a wind turbine rotor blade with a carbon fiber-reinforced spar cap, a lightning conductor, which extends along the spar cap, and an equipotential bonding element, which connects the spar cap and the lightning conductor together electrically conductively, wherein the spar cap includes a plurality of layers of pultruded semi-finished products and the equipotential bonding element comprises a sheet of a carbon fiber material, which rests against an end face of an end on the blade root side of one of the pultruded semi-finished products and against an end face of an end on the blade tip side of one of the pultruded semi-finished products.. . ... Nordex Energy Gmbh

Method of damping electromechanical oscillations on a power system

A method is for damping electromechanical oscillations on a power system by injecting reactive power generated by one or more wind energy turbines, wherein a reactive power controller is adapted to determine a reference reactive power value depending on an actual system voltage. The method includes: measuring oscillation data associated with the power system, filtering the measured oscillation data to remove a steady state offset, determining a frequency value and an amplitude value from the filtered data, and triggering a damping according to at least one of the following: the frequency value determined from the filtered data falling within a predetermined frequency interval, and the amplitude value determined from the filtered data exceeding a predetermined threshold value. ... Nordex Energy Gmbh

Method of damping electromechanical oscillations on a power system

A method is for damping electromechanical oscillations on a power system by injecting reactive power generated by one or more wind turbines. A reactive power controller is adapted to determine a reference reactive power value depending on an actual system voltage. ... Nordex Energy Gmbh

Lightning receptor for a wind turbine rotor blade

Lightning receptor for a wind turbine rotor blade, the lightning receptor being produced in one part in a casting process and having a receptor tip, a receptor suction side, a receptor pressure side, a receptor nose edge and a receptor end edge, defined by a fastening portion with two mutually opposite adhesive bonding surfaces which are formed by recesses in the receptor pressure side and in the receptor suction side, a receptor-nose-edge-side leg and a receptor-end-edge-side leg projecting beyond the fastening portion in a direction away from the receptor tip.. . ... Nordex Energy Gmbh

Rotor blade for wind turbines

The invention relates to a segmented rotor blade for wind turbines, the segmented rotor blade having spar elements which can be telescoped into one another. According to the invention, in order to screw the telescoped spar elements together, one of the bushes is designed as a slide bush to achieve a better connection of the segmented rotor blades.. ... Nordex Energy Gmbh

Device for mounting a line pipe in a rotary shaft of a wind turbine, rotor shaft and wind turbine

A device for mounting a line pipe in a rotor shaft of a wind turbine. The invention also relates to a rotor shaft for a wind turbine and to the wind turbine itself. ... Nordex Energy Gmbh

Wind turbine rotor blade having an electric heating device

Wind turbine rotor blade having an electric heating device for heating a heatable surface region which extends over a longitudinal section of the wind turbine rotor blade, wherein the electric heating device has a blade-tip-side end, a blade-root-side end and two profile-trailing-edge-side edges, and two outer electric conductors which are connected to the electric heating device along the profile-trailing-edge-side edges and via which the electric heating device can be supplied with a heating current, wherein at least one central electric conductor which is connected to the electric heating device at a distance from the two profile-profiling-edge-side edges in such a way that the electric heating device is divided by the at least one central electric conductor into at least two partial regions which each extend over the longitudinal section and can be supplied with an electric heating current separately from one another via two of the conductors.. . ... Nordex Energy Gmbh

Wind turbine having a slip ring transmitter

A wind turbine having a slip ring transmitter between a rotor hub and a nacelle for transmitting electrical signals with a data protocol. The slip ring transmitter is equipped with a signal amplifier device on the transmission side and with a signal evaluation device on the reception side. ... Nordex Energy Gmbh

Wind turbine with a speed regulator and a generator regulator

A wind turbine having a rotor, which has at least one rotor blade adjustable about its longitudinal axis via a pitch control, and a generator, driven by the rotor, having a speed regulator, which takes a control difference in the rotational speed and generates a control variable for the pitch control, and a generator regulator, which takes a power conductance and determines a rotational speed setpoint and a power setpoint, wherein a pilot control is provided that uses an inverse controlled system to determine a control variable for the pitch control, the inverse controlled system determining a power torque (mp) from the rotational speed setpoint and the power setpoint and also an acceleration torque (mb) from the change in the rotational speed setpoint over time and outputting the control variable for the pitch control as an output variable that provides pilot control for the output variable from the speed regulator.. . ... Nordex Energy Gmbh

02/16/17 / #20170045037

Wind turbine rotor blade having a spark gap

A wind turbine rotor blade is provided. The wind turbine blade has a lightning receptor, a first electric line, and a potential equalization arrangement having a first electrode, which is connected to the lightning receptor, and a second electrode, which is connected to the first electric line, a spark gap being formed between the two electrodes, mutually facing sides of the two electrodes forming an air flow channel, which is arranged such that the ambient air that is incident when the wind turbine rotor blade is in operation flows through it.. ... Nordex Energy Gmbh

02/16/17 / #20170045036

Wind turbine rotor blade having a spark gap

A wind turbine rotor blade is provided. The wind turbine rotor blade has a lightning receptor, a first electrical line and a potential equalization arrangement which has a first electrode, which is connected to the lightning receptor, and a second electrode, which is connected to the first electrical line, a spark gap being formed between the two electrodes. ... Nordex Energy Gmbh








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