Abstract: A generator for a wind turbine comprising a generator stator having a mounting portion for fixing the generator stator to a machine carrier of the wind turbine, and a generator rotor mounted rotatably about a generator axis relative to the generator stator. The generator has a single-stage transmission which is adapted to non-rotatably cooperate at the drive side with a rotor blade hub and which is non-rotatably connected at the output side to the generator rotor.

Abstract: 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.

Abstract: A synchronous generator of a gearless wind turbine is provided. The synchronous generator includes a rotor and a stator. The stator has a stator ring having teeth and slots arranged therebetween for receiving a stator winding. In a circumferential direction, the stator ring is divided into stator segments, each having an equal number of slots. Within a segment, the slots have a substantially equal spacing with respect to each another in the circumferential direction. In at least one connecting region of two segments, the spacing of at least two adjacent slots, which are each assigned to one of two different segments, differs from the spacing of the slots within a segment. The stator winding is formed with form coils. A method for producing a synchronous generator is provided and a use of aluminum and copper form coils in the generator is provided.

Abstract: 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.

Abstract: A generator rotor for a wind power plant, wherein the generator rotor has at least one dividing plane for dividing the generator rotor into at least two segments. The dividing planes extend in the generator rotor along asymmetrical section lines of the generator rotor. A generator stator for a wind power plant, a generator of a wind power plant, and a wind power plant and a method for transporting a generator.

Abstract: A generator for a wind turbine comprising a generator stator having a mounting portion for fixing the generator stator to a machine carrier of the wind turbine, and a generator rotor mounted rotatably about a generator axis relative to the generator stator. The generator has a single-stage transmission which is adapted to non-rotatably cooperate at the drive side with a rotor blade hub and which is non-rotatably connected at the driven side to the generator rotor.

Abstract: A stator carrier for a stator of a wind turbine generator, in particular a multi-pole slowly rotating synchronous ring generator. It is proposed that the stator comprises a first carrier plate, a second carrier plate, a cavity which is provided between the two carrier plates and is open radially outwardly, a separating plate which is arranged between the two carrier plates and which subdivides the cavity into a first cavity portion and a second cavity portion, wherein there is provided a number of first flow passages extending from the first carrier plate directly into the second cavity portion and a number of second flow passages extending from the second carrier plate directly into the first cavity portion. There is further proposed a stator having such a stator carrier as well as a generator and a wind turbine having same.

Abstract: A generator rotor for a wind power plant, wherein the generator rotor has at least one dividing plane for dividing the generator rotor into at least two segments. The dividing planes extend in the generator rotor along asymmetrical section lines of the generator rotor. A generator stator for a wind power plant, a generator of a wind power plant, and a wind power plant and a method for transporting a generator.

Abstract: A stator carrier for a stator of a wind turbine generator, in particular a multi-pole slowly rotating synchronous ring generator. It is proposed that the stator comprises a first carrier plate, a second carrier plate, a cavity which is provided between the two carrier plates and is open radially outwardly, a separating plate which is arranged between the two carrier plates and which subdivides the cavity into a first cavity portion and a second cavity portion, wherein there is provided a number of first flow passages extending from the first carrier plate directly into the second cavity portion and a number of second flow passages extending from the second carrier plate directly into the first cavity portion. There is further proposed a stator having such a stator carrier as well as a generator and a wind turbine having same.

Abstract: A synchronous generator of a gearless wind turbine is provided. The synchronous generator includes a rotor and a stator. The stator has a stator ring having teeth and slots arranged therebetween for receiving a stator winding. In a circumferential direction, the stator ring is divided into stator segments, each having an equal number of slots. Within a segment, the slots have a substantially equal spacing with respect to each another in the circumferential direction. In at least one connecting region of two segments, the spacing of at least two adjacent slots, which are each assigned to one of two different segments, differs from the spacing of the slots within a segment. The stator winding is formed with form coils. A method for producing a synchronous generator is provided and a use of aluminum and copper form coils in the generator is provided.

Abstract: Provided is a rotor blade hub for a wind turbine. The rotor blade hub includes a connecting portion for torque-transmitting coupling of the rotor blade hub to a main shaft of the wind turbine. The rotor blade hub has a single-stage transmission which is non-rotatably mounted to the rotor blade hub at the drive input side and has the connecting portion at the drive output side.

Abstract: A rotor pole for a generator of a wind power installation is provided. The rotor pole includes a pole pack, which may be laminated. The pole pack has a pole shank, a pole head and at least one aluminum winding. The at least one aluminum winding may be a flat aluminum ribbon, arranged around the pole shank. The pole pack furthermore has an intermediate layer, which is arranged between the pole pack and the aluminum winding, wherein the intermediate layer is produced from aluminum. A wind power installation generator and to a method for producing a rotor pole are also provided.

Abstract: A method for determining a remaining lifetime of a wind turbine is disclosed. The method includes continuous recording of movements or oscillations of components of the wind turbine using sensors during operation of the wind energy converter, as well as determining modes and frequencies of the movements or oscillations. Determination of the forces acting on the components of the wind turbine is furthermore carried out based on a model, in particular a numerical model, of the wind energy converter, as well as determination of stress and/or load spectra of the components of the wind turbine. The method furthermore comprises determination or estimation of a remaining lifetime by comparison of the determined stress and/or load spectra with overall stress and overall load spectra.

Abstract: A stator ring for an electric generator having a plurality of grooves for receiving the stator winding, and a magnetic yoke. A stator ring which has a plurality of cooling recesses through which cooling air can flow in the region of the magnetic yoke, wherein the stator ring has a plurality of stator plates which are stacked in succession in the axial direction of the stator ring, wherein the cooling recesses extend through all stator plates.

Abstract: A stator ring for an electric generator is disclosed. The stator ring may be for a synchronous generator or ring generator of a wind power installation. The stator ring has a plurality of grooves for receiving the stator winding and a magnetic yoke. The stator ring has a region of the magnetic yoke that has at least one cooling recess having two mutually opposite cooling walls. Arranged in the cooling recess are a first and a second heat sink which have respective mutually facing wedge surfaces which slide against each other. Opposite the respective wedge surface is a thermal coupling surface which faces towards the cooling walls for dissipating heat energy from one of the cooling walls and are displaced relative to each other in such a way that the thermal coupling surfaces are pressed against the cooling walls.

Abstract: A preformed coil of a rotor of a synchronous generator of a gearless wind power plant is provided. The preformed coil may be arranged around a pole shoe defining a central axis. The preformed coil has a plurality of windings and is made up of laminations.