The invention relates to an antenna mast of a cellular mobile telephone network; comprising one or a plurality of mobile radio antennas to form an air interface of the mobile telephone network for mobile telephones located in the surroundings. The invention also relates to a method for the provision of flight data of aircraft, to a computer program for carrying out such a method and to a corresponding installation for the provision of flight data of aircraft.

In a first aspect, the embodiments of the invention provide a surveillance system for a wind park comprising a detection system configured to detect flying birds and issue a detection signal; one or more drones; and a control system configured to command one or more of said drones to be deployed based on the detection of birds flying in the vicinity of the wind park. The invention extends to a wind park comprising a plurality of wind turbines and a system as defined above. The invention also embraces a method of operating a surveillance system in a wind park, comprising scanning a geographical area proximal to a wind park using a surveillance system for the detection of birds; on detecting the presence of birds in the vicinity of the wind park, automatically commanding the deployment of one or more drones to act as a deterrent to the detected birds.

A lighting element for illuminating a component of a wind power installation, in particular a rotor blade and/or a rotor and/or a tower and/or a nacelle. A component for a wind power installation, in particular a rotor blade and/or a rotor and/or a nacelle and/or a tower for a wind power installation. A wind power installation and a method for illuminating a component of a wind power installation. The lighting element comprises a lighting portion and a connection portion, wherein the connection portion is embodied and arranged to be connected in an interior of the component and the lighting portion is arranged and embodied to protrude from an opening of the component and the lighting portion is arranged and embodied to irradiate the component from which it protrudes.

A lighting element for illuminating a component of a wind power installation, in particular a rotor blade and/or a rotor and/or a tower and/or a nacelle. A component for a wind power installation, in particular a rotor blade and/or a rotor and/or a nacelle and/or a tower for a wind power installation. A wind power installation and a method for illuminating a component of a wind power installation. The lighting element comprises a lighting portion and a connection portion, wherein the connection portion is embodied and arranged to be connected in an interior of the component and the lighting portion is arranged and embodied to protrude from an opening of the component and the lighting portion is arranged and embodied to irradiate the component from which it protrudes.

Provided is a beacon illumination device for signaling the presence of a wind turbine to aircraft, including an illuminator device having at least one light-emitting diode, at least one beacon light that can be mounted on an end part of the wind turbine at a distance from the illuminator device, at least one light conductor having optical fibers for transmitting light from the illuminator device to the beacon light, with the optical fibers being grouped in at least one bundle of optical fibers, with the illuminator device also having an optical collimator with at least one collimator lens disposed between the light inlet of the optical fibers and the light-emitting diode, for converting scattered light emitted by the light-emitting diode into a parallel beam of light and transmitting same towards the light inlet of the optical fibers.

Provided is a beacon illumination device for signaling the presence of a wind turbine to aircraft, including an illuminator device having at least one light-emitting diode, at least one beacon light that can be mounted on an end part of the wind turbine at a distance from the illuminator device, at least one light conductor having optical fibers for transmitting light from the illuminator device to the beacon light, with the optical fibers being grouped in at least one bundle of optical fibers, with the illuminator device also having an optical collimator with at least one collimator lens disposed between the light inlet of the optical fibers and the light-emitting diode, for converting scattered light emitted by the light-emitting diode into a parallel beam of light and transmitting same towards the light inlet of the optical fibers.

A tower for wind turbine is provided, including an outer wall encompassing an inner space and including a through-hole having a central axis, and a light source configured to emit light through the through-hole into an environment surrounding the tower, wherein the light source lies on the central axis of the through-hole and is arranged inside the inner space of the outer wall. The serviceability and maintenance of the light source is improved since the light source can be easily accessed by maintenance personnel operating inside the tower.

An automated system for mitigating risk from a wind farm. The automated system may include an array of a plurality of image capturing devices independently mounted in a wind farm. The array may include a plurality of low resolution cameras and at least one high resolution camera. The plurality of low resolution cameras may be interconnected and may detect a spherical field surrounding the wind farm. A server is in communication with the array of image capturing devices. The server may automatically analyze images to classify an airborne object captured by the array of image capturing devices in response to receiving the images.

An automated system for mitigating risk from a wind farm. The automated system may include an array of a plurality of image capturing devices independently mounted in a wind farm. The array may include a plurality of low resolution cameras and at least one high resolution camera. The plurality of low resolution cameras may be interconnected and may detect a spherical field surrounding the wind farm. A server is in communication with the array of image capturing devices. The server may automatically analyze images to classify an airborne object captured by the array of image capturing devices in response to receiving the images.

An automated system for mitigating risk from a wind farm. The automated system may include an array of a plurality of image capturing devices independently mounted in a wind farm. The array may include a plurality of low resolution cameras and at least one high resolution camera. The plurality of low resolution cameras may be interconnected and may detect a spherical field surrounding the wind farm. A server is in communication with the array of image capturing devices. The server may automatically analyze images to classify an airborne object captured by the array of image capturing devices in response to receiving the images.