Abstract: Various embodiments provide a Magnus rotor having a carrier arranged in the interior of the Magnus rotor, a rotor which rotates about the carrier in operation of the Magnus rotor, a plate which horizontally closes off the rotor, and a bearing which carries the rotor on the carrier. The rotor has at least one opening in the plate. The carrier has at least one fixing point for lifting the Magnus rotor by means of at least one fixing means and a lifting apparatus.

Abstract: The present invention relates to a method for feeding an unbalanced, three-phase current into a three-phase AC voltage system, comprising the steps of: producing a positive phase-sequence system for the current to be fed in, producing a negative phase-sequence system for the current to be fed in, superimposing the positive phase-sequence system and the negative phase-sequence system to form the current to be fed in and feeding the current composed in this manner into the three-phase AC voltage system.

Abstract: The invention relates to nacelle of a wind turbine. According to the invention, the wind turbine has a tower or mast, an aerodynamic rotor, and a generator having an electric-machine rotor and a stator, and the nacelle is provided with a nacelle covering, wherein the nacelle, in particular the nacelle covering, is self-supporting.

Abstract: A Magnus rotor comprising a support that is arranged inside the Magnus rotor, a rotor that rotates about the support during operation of the Magnus rotor, a bearing that supports the rotor on the support, and a shaft that penetrates the bearing and is connected to the rotor above the bearing.

Abstract: The invention concerns a method of controlling the flight lighting arrangement of a wind park by means of acoustic monitoring or wind park comprising one or more wind power installations, wherein the wind park has an acoustic monitoring device having a microphone arrangement, wherein the microphone arrangement records sound signals, noises or the like from the environment of the wind park and said sound signals are processed in a signal processing device connected to the microphone arrangement, wherein there is provided a switching device for switching on a flight lighting arrangement of at least one wind power installation of the wind park and the switching device is coupled to and controlled by the signal processing device so that the signal processing device causes the switching device to switch on the flight lighting arrangement if a sound signal of a flying object, for example an aircraft or a helicopter, is detected by means of the acoustic monitoring device, and/or a predetermined sound signal (for exa

Abstract: There is provided a full body harness comprising a chest strap, an abdomen strap and a damping unit between the chest strap and the abdomen strap. The damping unit is adapted in the event of a fall to limit the maximum loading acting on the wearer of the harness. The damping unit has a connection for connection to an external runner.

Abstract: There is provided a wind power installation comprising a synchronous generator which has a generator stator and a generator rotor for producing electric energy. The wind power installation further has a fluid cooling system for cooling the generator rotor.

Abstract: The invention relates to a ship, in particular a cargo ship, having a power supply system. The invention relates in particular to a ship having a plurality of diesel electric systems for providing electrical power that are disposed within the ship, wherein a plurality of diesel electric systems are each associated with a common opening for removing the diesel electric systems. The invention further relates to a power supply system for a ship and to a method for controlling the power supply system of a ship.

Abstract: One or more embodiments are directed to a rotor blade tip for a rotor blade, in particular for a rotor blade of a wind power installation, which is in the form of an independent portion which can be connected to the rotor blade and has a first connecting surface directed in the direction of the rotor blade to be connected. For making the connection to the rotor blade provided at the connecting surface are first guide element with a guide direction when making the connection to the rotor blade and first locking element for fixing the rotor blade tip to the rotor blade as first component parts of a connecting mechanism.

Abstract: The invention relates to a method for feeding electrical current into an electrical, three-phase power supply system having a first phase, a second phase and a third phase with a first voltage, a second voltage and a third voltage at a power supply system frequency, comprising the steps of: measuring the first, second and third voltages, transforming the first, second and third voltages into a positive phase-sequence voltage system and a negative phase-sequence voltage system according to the method of symmetrical components, calculating a first desired current, a second desired current and a third desired current for feeding into the first, second and third phases of the power supply system, wherein the first, second and third desired currents are calculated on the basis of at least one value of the positive phase-sequence voltage system and/or the negative phase-sequence voltage system.

Abstract: The invention concerns a method of reconditioning a slip ring transmitter of the gold wire type which has a slip ring, in particular a gold ring, for use with a gold wire board as the circuit board, including the steps: removing a gold wire board from the slip ring transmitter, and fitting a multi-brush board as a replacement for the gold wire board.

Abstract: The invention concerns a pylon base section for arrangement and fixing on a foundation and for the erection of a pylon of a wind power installation thereon including an outer lower annular flange for placement on the foundation and for fixing to the foundation, an inner upper annular flange for placement and fixing of a pylon segment with a corresponding lower pylon flange thereon, an inner lower support flange for placement on the foundation, and inner support elements, in particular support struts, for supporting the upper annular flange relative to the lower support flange.

Abstract: The present invention concerns a module carrier for fixing electric modules provided for controlling one or more pitch drives of a wind power installation to a rotor hub of the wind power installation comprising a main body for carrying the electric modules, wherein the rotor hub is adapted to rotate about a substantially horizontal rotor axis, and the main body is adapted to be fixed in front of the rotor hub in the axial direction of the rotor axis.

Abstract: The invention relates to a Magnus rotor having a cylindrical body of revolution for converting wind power into a feed force using the Magnus effect. The Magnus rotor having: a rotational shaft about which the body of revolution rotates; a support member on which the body of revolution is mounted; and a body of revolution which has stiffening ribs for the reinforcement thereof. The body of revolution is primed in at least two planes arranged at a mutual spacing in the axial direction perpendicular to the rotational shaft of the body of revolution in order to accommodate balancing weights. The invention further relates to a method for balancing a body of revolution according to the invention.

Abstract: The present invention concerns a lifting apparatus, in particular a cross lifting beam, for lifting a first pylon segment of a concrete pylon of a wind power installation by means of a crane, including at least one fixing means for fixing the pylon segment to the lifting apparatus, and at least one release apparatus for releasing a connection between the lifting apparatus and the pylon segment.

Abstract: A synchronous generator rotor pole pack having a plurality of pole pack laminations which are offset with respect to one another, a pole shank, a pole head with at least three pole head sections is provided. A front edge of each of the at least three pole head sections is arranged at an angle with respect to the pole shank.

Abstract: The invention relates to a ship, in particular a ship comprising at least one sail rotor. According to the invention, the ship has a front part that has a height-adjustable and/or pivotable panel.

Abstract: There is provided a wind power installation pylon comprising a plurality of pylon segments which respectively have an upper and a lower horizontal flange. At least one of the plurality of the pylon segments has at least two longitudinal flanges. Each longitudinal flange has a first side for bearing against a first side of a further longitudinal flange and a second side to which the peripheral surface is welded, wherein the second side is opposite to the first side.

Abstract: The present invention concerns a Magnus rotor comprising a guide roller which is arranged at the lower outer periphery of the Magnus rotor and which bears against the Magnus rotor in play-free relationship, a walkway surface arranged beneath the guide roller, and a cover which covers the guide roller and the walkway surface. In an opened condition the cover exposes the guide roller and the walkway surface so that a person on the walkway surface can perform working operations at the guide roller.