Abstract: The invention relates to a method for sending target values to a wind farm regulator of a wind farm via a wind farm server, wherein the wind farm server has an input interface, and the input interface is used to receive target values for the wind farm regulator after a successful authentication by an access data record, wherein one of several predefined user identifiers is allocated in the wind farm server to each of several access data records, which correspond to predefined access data records, wherein the wind farm server is used to allocate the user identifier allocated to the access data record used for successful authentication before receiving the target value to a target value received from the input interface, and received target values with the allocated user identifier are output to the wind farm regulator. The invention further relates to a wind farm server and a system with a wind farm server.

Abstract: The invention relates to a controller for a wind turbine with an operating software for operating the wind turbine, wherein the operating software is set up to regulate or control at least an electrical output of a wind turbine generator, a speed of a wind turbine rotor, an azimuth angle of a wind turbine nacelle, and a pitch angle of at least one rotor blade of the wind turbine rotor, wherein the operating software comprises a core module and at least one customer application. The customer application is set up to determine a parameter, in particular a control variable, in particular a target value, depending on at least one function of the customer application, and provide it for the core module.

Abstract: Provided is a method of controlling a wind turbine. According to the method, a control command for the wind turbine or another wind turbine is received and detected to conflict with at least one stored control command. In addition, a priority and a reception time of the received control command is detected and the received conflicting control command is stored in a memory with the priority and the reception time as a stored control command. In addition, a sequence of the stored conflicted control commands is created or updated based on the priorities and the reception times of the stored conflicted control commands and the stored control command with the highest priority and the oldest reception time is executed as the currently executed control command. Provided is a computer program and an apparatus for carrying out the method and a system including the apparatus.

Abstract: Provided is a method for operating a wind farm having a plurality of wind energy installations or a wind energy installation for feeding electrical power into an electrical supply grid, comprising the steps of: feeding electrical power into the electrical supply grid, identifying a forecast power, which describes a power that can be fed in in a predetermined, future forecast period by the wind farm or the wind power installation, determining a reduction forecast power, which denotes, for the forecast period, a power by which the power fed in in the forecast period can be reduced, and supplying the reduction forecast power as negative control power, wherein the reduction forecast power is determined depending on the forecast power and depending on a controllable consumption power, wherein the controllable consumption power describes a power that can be consumed on demand in the forecast period by controllable consumers present in the wind farm or in the wind power installation.

Abstract: Provided is a method for transmitting controlling control variables from a windfarm controller to units including at least one wind power installation or at least one energy store. The method include determining first and second controlling control variable components by the windfarm controller, outputting the first controlling control variable component in a first data packet, outputting the second controlling control variable component in a second data packet, receiving the first and second data packets by a first unit, and determining a controlling control variable from the first and second controlling control variable components. The first data packet has a receiver address which is assigned to the first unit and to at least one further unit, and the second data packet has a receiver address which is assigned to at least the first unit. Provided is a windfarm controller, a wind power installation and a windfarm configured to perform the method.

Abstract: Provided is a method of controlling a wind turbine. According to the method, a control command for the wind turbine or another wind turbine is received and detected to conflict with at least one stored control command. In addition, a priority and a reception time of the received control command is detected and the received conflicting control command is stored in a memory with the priority and the reception time as a stored control command. In addition, a sequence of the stored conflicted control commands is created or updated based on the priorities and the reception times of the stored conflicted control commands and the stored control command with the highest priority and the oldest reception time is executed as the currently executed control command. Provided is a computer program and an apparatus for carrying out the method and a system including the apparatus.

Abstract: Provided is a method, device and system for outputting a controller setpoint for at least one power generator that is at least one wind power installation, at least one windfarm, or a cluster controller. The method includes receiving, over a data input, a data packet including a current setpoint and a plurality of future setpoints, storing the future setpoints of the received data packet in a memory, and outputting, over a data output, the current setpoint as the controller setpoint. If after the expiration of a predefined time period from the reception of the data packet, no further data packet is received, a first setpoint of the stored plurality of future setpoints is output over the data output as a next controller setpoint.

Abstract: Provided is a method for operating a wind farm having a plurality of wind energy installations or a wind energy installation for feeding electrical power into an electrical supply grid, comprising the steps of: feeding electrical power into the electrical supply grid, identifying a forecast power, which describes a power that can be fed in in a predetermined, future forecast period by the wind farm or the wind power installation, determining a reduction forecast power, which denotes, for the forecast period, a power by which the power fed in in the forecast period can be reduced, and supplying the reduction forecast power as negative control power, wherein the reduction forecast power is determined depending on the forecast power and depending on a controllable consumption power, wherein the controllable consumption power describes a power that can be consumed on demand in the forecast period by controllable consumers present in the wind farm or in the wind power installation.

Abstract: A wind farm aircraft beacon system and also to a wind farm with such a wind farm aircraft beacon system and to a method for beaconing a wind farm. A plurality of aircraft beacon devices and also at least one camera for receiving images and an evaluation device for detecting flying object positions. The evaluation device detects flying object positions by evaluating the camera data, in particular images recorded. Furthermore, the wind farm aircraft beacon system comprises a switching device for switching on or off at least one of the aircraft beacon devices in dependence on the flying object positions detected by the evaluation device.

Abstract: Provided is a method for transmitting controlling control variables from a windfarm controller to units including at least one wind power installation at least one energy store. The method include determining first and second controlling control variable components by the windfarm controller, outputting the first controlling control variable component in a first data packet, outputting the second controlling control variable component in a second data packet, receiving the first and second data packets by a first unit, and determining a controlling control variable from the first and second controlling control variable components. The first data packet has a receiver address which is assigned to the first unit and to at least one further unit, and the second data packet has a receiver address which is assigned to at least the first unit. Provided is a windfarm controller, a wind power installation and a windfarm configured to perform the method.

Abstract: A method for authorizing a user for a control access to at least one wind turbine or at least one wind farm is disclosed. In this method, a certification center first authenticates a user, and the certification center accepts a control-access type from the authenticated user. The certification center then generates an electronic certificate according to the accepted control-access type and/or according to stored access permissions of the authenticated user. Then the certificate is used for authentication with the wind turbine or with the wind farm for the purpose of performing a control access. A system for performing the method and also relates to a certification center and to an interface of a wind turbine or of a wind farm.

Abstract: Provided is a method, device and system for outputting a controller setpoint for at least one power generator that is at least one wind power installation, at least one windfarm, or a cluster controller. The method includes receiving, over a data input, a data packet including a current setpoint and a plurality of future setpoints, storing the future setpoints of the received data packet in a memory, and outputting, over a data output, the current setpoint as the controller setpoint. If after the expiration of a predefined time period from the reception of the data packet, no further data packet is received, a first setpoint of the stored plurality of future setpoints is output over the data output as a next controller setpoint.

Abstract: A method for controlling at least one wind turbine, wherein the at least one wind turbine is set up to feed electrical power into an electrical power grid, and, depending on an amount of power of the electrical power grid, electrical active power is fed into the electrical power grid or electrical active power is removed from the electrical power grid and is supplied to at least one electrical consumer of the at least one wind turbine, and, depending on a further state variable of the electrical power grid, electrical reactive power is fed into the electrical power grid or electrical reactive power is removed from the electrical power grid.

Abstract: A method for controlling a power consumption of a group of a plurality of wind turbines, in particular of a wind park. The wind turbines are prepared for feeding electrical energy into an electrical supply network and an energy supply is offered to the wind turbines for consumption in a recurring cycle, in predetermined order successively, and subject to a total park energy supply available to the wind turbines for consumption, and the respective wind turbine reserves this or a smaller energy supply as a reference power, and subsequent wind turbines in the cycle are provided with, at most, the energy supply available to the wind park, reduced by the reference energy supply already reserved, as energy supply.

Abstract: A method for authorizing a user for a control access to at least one wind turbine or at least one wind farm is disclosed. In this method, a certification center first authenticates a user, and the certification center accepts a control-access type from the authenticated user. The certification center then generates an electronic certificate according to the accepted control-access type and/or according to stored access permissions of the authenticated user. Then the certificate is used for authentication with the wind turbine or with the wind farm for the purpose of performing a control access. A system for performing the method and also relates to a certification center and to an interface of a wind turbine or of a wind farm.

Abstract: A method of operating a wind power installation selectively in a first or second operating mode is disclosed. In the first operating mode, the installation generates as much electrical power as possible based on the prevailing wind and design of the wind power installation, and in the second operating mode generates less electrical power than in the first operating mode. The wind power installation is controlled in the first and second operating modes with first and second adjustment parameter sets, respectively. When the installation is operated in the second operating mode the maximum power which can be generated with the first adjustment parameter set or a differential power between the maximum power and a power currently generated in the second operating mode may be ascertained. The second adjustment parameter set may be selected based on a desired power reduction and the maximum power.

Abstract: The present invention concerns a method of feeding electric power into an electric network wherein the feed is effected by means of at least one wind power installation with a first feed-in arrangement at a feed-in point into the electric network, and the feed is effected in dependence on electric parameters in the network and measurement values of the electric parameters or measurement values for determining the electric parameters are detected at measurement times at predetermined time intervals and wherein the measurement times are synchronized to an external time signal available outside the first feed-in arrangement.

Abstract: One embodiment of the invention relates to a method for controlling a wind turbine, having the steps of detecting an internal fault signal which is generated in the first wind turbine and which indicates a disruption of the first wind turbine; receiving at least one external fault signal which is generated outside of the first wind turbine and which indicates a disruption of another wind turbine; and evaluating the internal fault signal dependent on the at least one external fault signal.

Abstract: A method for controlling at least one wind turbine, wherein the at least one wind turbine is set up to feed electrical power into an electrical power grid, and, depending on an amount of power of the electrical power grid, electrical active power is fed into the electrical power grid or electrical active power is removed from the electrical power grid and is supplied to at least one electrical consumer of the at least one wind turbine, and, depending on a further state variable of the electrical power grid, electrical reactive power is fed into the electrical power grid or electrical reactive power is removed from the electrical power grid.

Abstract: A method for controlling a power consumption of a group of a plurality of wind turbines, in particular of a wind park. The wind turbines are prepared for feeding electrical energy into an electrical supply network and an energy supply is offered to the wind turbines for consumption in a recurring cycle, in predetermined order successively, and subject to a total park energy supply available to the wind turbines for consumption, and the respective wind turbine reserves this or a smaller energy supply as a reference power, and subsequent wind turbines in the cycle are provided with, at most, the energy supply available to the wind park, reduced by the reference energy supply already reserved, as energy supply.