Wobben Properties Gmbh

Florian Rubner

Ralf Messing

Frank Knoop

Falk Spieth

Torsten Jepsen

Jan Carsten Ziems

Thomas Schulze

Hauke Maass

Mustafa Onur Kimilli

Daniel Vinke

Christian Möller

Rodolphe Lebosq

Christoph Wenk

Frank Zimmermann

Thomas Rehberger

Klaas Schumann

Klaus Bünting

Martin Hüller

Wolfgang Meyer-Stöver

Sebastian Engelhardt

Falk Middelstädt

Florian Stops

Felix Fettback

Torsten Pawis

Hauke Maaß

Christian MÖLLER

Martin Huller

Klaus Bunting

Wolfgang Meyer-Stover

Falk Middelstadt

Johannes Prescher

A rotor for a wind turbine, to a rotor blade for a wind turbine, to a blade-fastening element for the fastening of a rotor blade, to a wind turbine, and to a method for mounting a rotor. A rotor for a wind turbine, comprising at least one rotor blade which extends from a blade tip to a face side, a hub having a blade-fastening element which, at the rotor-blade side thereof, has a blind hole for receiving a longitudinal bolt for the fastening of a rotor blade to the blade-fastening element, wherein the rotor blade has a fastening region which is of tubular form and which is arranged adjoining the face side, wherein the fastening region has at its outer circumferential surface and/or at its inner circumferential surface at least one thickened portion.

Rotor for a wind turbine, and method

A method for operating a wind power installation for the purpose of generating electrical power from wind, wherein the wind power installation has an aerodynamic rotor having rotor blades that can be adjusted in their blade angle, and the rotor is operated at a settable rated rotor speed, wherein a turbulence class at a site of the wind power installation is determined, and the rated rotor speed is defined in dependence on the determined turbulence class.

Method for operating a wind power installation, wind power installation and wind farm

Thus there is provided a method of installing rotor blades of a wind turbine to a rotor hub of the wind turbine. The wind turbine has a tower having a tower longitudinal axis. The rotor hub has a first, a second and a third rotor blade connection. The rotor hub is rotated until the first rotor blade connection is at an angle of 90° or 270° with respect to the tower longitudinal axis. The first rotor blade is lifted substantially horizontally and fixed to the rotor blade connection. The rotor hub is rotated so that the second rotor blade connection is at an angle of 90° or 270° with respect to the tower longitudinal axis. The second rotor blade is lifted substantially horizontally and fixed to the second rotor blade connection. The rotor hub is further rotated until the third rotor blade connection is at an angle of 60° or 300° with respect to the tower longitudinal axis. The third rotor blade is lifted at an angle of α=30° with respect to a horizontal and fixed to the third rotor blade connection.

Method for installing rotor blades of a wind turbine

A rotor blade of a rotor of a wind turbine, and to an associated wind turbine, and to a method for optimizing a wind turbine. Prior to being mounted on the wind turbine, the rotor blade is split at a parting point into an inner blade section and an outer blade section, wherein a longitudinal direction of the rotor blade is defined from the root section to the blade tip, wherein the rotor blade has at least one swirl element, wherein the swirl element has an extent in the longitudinal direction of the rotor blade, wherein a distance between a start, facing toward the root section, and an end, facing toward the rotor blade tip, of the swirl element in the longitudinal direction is referred to as total length, and wherein a distance between the parting point and the outer end of the swirl element is referred to as outer length, wherein a ratio of outer length to total length is less than 0.25.

Rotor blade, wind turbine, and method for optimizing a wind turbine

A two-part or multi-part rotor blade and also to a method which is associated with it. The rotor blade is split into at least one rotor blade component which is close to the hub and one rotor blade component which is remote from the hub at a separation point in the longitudinal direction, wherein the rotor blade component which is close to the hub and the rotor blade component which is remote from the hub can be connected at the separation point for operation of the wind turbine. A ratio of profile thickness to profile depth, called relative thickness, at the separation point lies within a range of from 0.4 to 0.5. An improved two-part or multi-part rotor blade in spite of the unexpectedly high relative thicknesses.

Rotor blade of a wind turbine and method for designing same

A rotor blade having a rotor blade trailing edge which extends between a rotor blade root and a rotor blade tip over a rotor blade length, and having a profile depth which is established between the rotor blade trailing edge and a rotor blade leading edge. For the purpose of improving efficiency, at least one profile element having a continuous profile section, for the purpose of changing the profile depth of the rotor blade, is able to be attached at or in the region of the rotor blade trailing edge, wherein the extension of the profile section beyond the rotor blade trailing edge is determined in a manner dependent on a standardized load-dependent dimensioning of the profile depth of the rotor blade and a load level which is established at an erection location of the wind turbine.

Rotor blade of a wind turbine rotor, wind turbine and method for improving the efficiency of a wind turbine rotor

A fiber composite component, comprising a basic element which comprises fibers embedded in a matrix material. A production method for a fiber composite component. A structural component, comprising a support element and the reinforcement element and also a production method for a structural component. The fiber composite component comprises a base element, comprising fibers embedded in a matrix material, and a reinforcement element, comprising fibers embedded in a matrix material wherein the base element and the reinforcement element are interconnected, a hole leads through the base element and the reinforcement element, wherein fibers of the base element that are adjacent to the hole are severed, and fibers of the reinforcement element that are adjacent to the hole are continuous.

Fiber composite component, structural component, and production method

A rotor blade, a wind turbine and a method for installing and producing a rotor blade. In particular, a rotor blade for a wind turbine having a longitudinal direction, a transverse direction, a thickness, and a pressure side and a suction side opposite the pressure side, comprising a front pressure-side spar cap and/or a rear pressure-side spar cap, a front suction-side spar cap and/or a rear suction-side spar cap, a load introduction device, which is arranged between at least one of the pressure-side spar caps and at least one of the suction-side spar caps, wherein the load introduction device has a load coupling device, which is arranged and designed so as to receive a lifting device passed through a lifting opening, a lifting opening is arranged on the pressure side and/or the suction side, and the lifting opening is arranged between the front pressure-side spar cap and the rear pressure-side spar cap in the transverse direction and/or between the front suction-side spar cap and the rear suction-side spar cap in the transverse direction.

Rotor blade, wind turbine and method for installing and producing a rotor blade

a method of controlling a wind power installation comprising the steps: detecting a precipitation in the region of the wind power installation by a precipitation sensor, and controlling the wind power installation in a first operating mode based on a first pitch angle characteristic in which the pitch angle is set in dependence on the power, and in a second operating mode based on a second pitch angle characteristic, wherein the first operating mode is selected if there is no precipitation and the second operating mode is selected if there is precipitation.

Method of controlling a wind turbine and wind turbine

A spar cap for a rotor blade of a wind power installation, having a longitudinal extent from a first end to a second end, a transverse extent orthogonal to the longitudinal extent, and a thickness orthogonal to the longitudinal extent and to the transverse extent. A method for producing a spar cap as mentioned at the outset. The spar cap has a longitudinal extent from a first end to a second end, a transverse extent orthogonal to the longitudinal extent, and a thickness orthogonal to the longitudinal extent and to the transverse extent, at least two tiers of a first fiber composite material, and at least one tier of a second fiber composite material, wherein the first fiber composite material has a matrix material and/or fibers which is/are different from that/those of the second fiber composite material, the second fiber composite material is disposed in a portion adjacent to the second end, in the direction of the thickness between the at least two tiers of the first fiber composite material, and the at least one tier of the second fiber composite material terminates ahead of the second end.

Spar cap and production method

A rotor for a wind power installation, to a rotor blade for a wind power installation, to a sleeve, and to a method for the assembly of a rotor. A rotor for a wind power installation, having at least one rotor blade which is connected by means of a face side to a rotor hub, wherein the rotor blade comprises a transverse bolt recess which extends substantially radially with respect to the longitudinal axis of the rotor blade and in which a transverse bolt is arranged, wherein the transverse bolt has a transverse bolt opening, a longitudinal bolt recess which extends substantially parallel to the longitudinal axis of the rotor blade, wherein the longitudinal bolt recess and the transverse bolt recess have a common passage, and a longitudinal bolt is arranged within the longitudinal bolt recess and within the transverse bolt opening, a sleeve is arranged in the longitudinal bolt recess, wherein the longitudinal bolt extends through a cavity of the sleeve.

Rotor for a wind turbine, rotor blade for a wind turbine, sleeve, and method for assembling a rotor

A trailing-edge segment of a wind-turbine rotor blade for increasing a profile depth of the rotor blade of a wind turbine. The trailing-edge segment of a wind-turbine rotor blade comprises at least one inner blade segment, having an inner blade shell, at least one middle blade segment, having a middle blade shell. In this case, the at least one middle blade segment and the at least one inner blade segment can be coupled to each other via a coupling means, and the coupling means has at least one shell element, having two inner sides that are parallel to each other and form a receiving space, designed to receive at least one of the inner blade shell or middle blade shell, and the two inner sides each being realized such that they can be connected to at least one of the inner blade shell or middle blade shell, in such a manner that a force acting upon the trailing-edge segment of a wind-turbine rotor blade is introduced centrically into the coupling means.

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Aurich, Germany

Florian Rubner