1
Detlef Menke: Protection system for wind turbine. General Electric Company, James W Pemrick, Ernest G Cusick, Frank A Landgraff, August 31, 2010: US07786608 (20 worldwide citation)

A braking system for a wind turbine is provided, and the wind turbine includes a rotor having at least one blade. A generator includes a plurality of stator windings having a plurality of phases. The braking system includes a plurality of resistors, and at least one switch connected between the stat ...


2
Detlef Menke: Redundant blade pitch control system for a wind turbine and method for controlling a wind turbine. General Electric Company, Potomac Patent Group PLLC, May 18, 2010: US07717673 (12 worldwide citation)

A redundant and fail-safe blade system of a wind turbine includes at least one blade pitch drive (20, 21, 22) and at least two power control modules (60, 61, 62, 6′) for controlling the blade pitch drive (20, 21, 22). The power control modules (60, 61, 62, 6′) are connected to the blade pitch drive ...


3
Wilhelm Janssen, Detlef Menke: Method for operating a frequency converter of a generator. General Electric Company, Global Patent Operation, Douglas D Zhang, August 31, 2010: US07787266 (4 worldwide citation)

The method relates to the operation of a frequency converter of a generator in particular of a wind energy turbine, in the event of a substantial grid voltage drop, wherein the frequency converter (10) comprises an AC/DC converter (20), to be connected to the generator (14), a DC/AC converter (22) t ...


4
Friedrich Loh, Detlef Menke, Christoph Schulten, Gert Torbohm: Apparatus and method for operation of a wind turbine. General Electric Company, Global Patent Operation, Douglas D Zhang, July 3, 2012: US08210811 (3 worldwide citation)

A method for operating a wind turbine is provided. The wind turbine includes a rotor including at least one rotor blade and a pitch drive system coupled to the at least one rotor blade. The pitch drive system is adapted for pitching the rotor blade. The method includes: determining an actual value o ...


5
Detlef Menke: Wind turbine, wind turbine controller and method for controlling a wind turbine. General Electric Company, Global Patent Operation, Douglas D Zhang, October 2, 2012: US08277185 (3 worldwide citation)

A wind turbine having at least one rotor blade attached to a rotor hub is provided, wherein the wind turbine further includes at least one sensor disposed at or near the rotor blade, the sensor being adapted to detect an aerodynamic condition of the rotor blade.


6
Detlef Menke: Method for controlling a proximity sensor of a wind turbine. General Electric Company, Global Patent Operation, Douglas D Zhang, July 17, 2012: US08222760 (2 worldwide citation)

The present disclosure relates to a method for controlling at least one proximity sensor of a wind turbine, the wind turbine comprising a rotor shaft, the at least one proximity sensor being adapted to measure a radial displacement of the rotor shaft; the method includes: providing at least one refe ...


7
Detlef Menke: Wind turbine and method for operating a wind turbine. General Electric Company, Global Patent Operation, Douglas D Zhang, February 14, 2012: US08115330 (1 worldwide citation)

The present disclosure relates to a method for operating a wind turbine, the wind turbine comprising a wind rotor having at least one rotor blade and a generator connected to the wind rotor, wherein the generator is adapted to be connected to a grid, wherein the method comprises: adjusting at least ...


8
Christian Haag, Frank Mikael Björk, Detlef Menke: System and methods for adjusting a yaw angle of a wind turbine. General Electric Company, James McGinness Esq, Armstrong Teasdale, May 15, 2012: US08178989 (1 worldwide citation)

A method of adjusting a yaw angle of a wind turbine. The wind turbine includes a nacelle that is rotatably coupled to a tower. The method includes coupling a yaw drive assembly to the nacelle for adjusting an orientation of the nacelle with respect to a direction of wind. A first sensor that is coup ...


9
Friedrich Loh, Detlef Menke: Systems and methods for assembling a pitch assembly for use in a wind turbine. General Electric Company, James McGinness Esq, Armstrong Teasdale, November 6, 2012: US08303251 (1 worldwide citation)

A method of assembling a pitch assembly for use with a wind turbine. The wind turbine includes a rotor and a plurality of rotor blades coupled to the rotor. The method includes coupling a pitch drive system to at least one of the plurality of rotor blades for rotating the rotor blade about a pitch a ...


10
Detlef Menke: System and method for reducing wind turbine oscillations caused by grid faults. General Electric Company, Dority & Manning P A, October 30, 2018: US10113533

The present disclosure is directed to a system and method for operating a wind turbine in response to one or more grid events or faults occurring in a power grid. The method includes monitoring, via one or more sensors, a grid voltage of the power grid so as to detect one or more grid events occurri ...