Patent ID: 8764393

Claim:
A method for operating a wind power plant (WEA), comprising the steps of: detecting at least one physical condition of the surroundings outside the wind power plant (WEA) induced by wind movement outside the wind power plant (WEA) as an external physical condition, or detecting at least one physical condition of a component of the wind power plant (WEA) influenced by wind movement outside the wind power plant (WEA) as an internal physical condition; evaluating the at least one external physical condition or at least one internal physical condition; comparing the at least one external physical condition with a predetermined reference value for the external physical condition, or comparing the at least one internal physical condition with a predetermined reference value for the internal physical condition; generating at least one maintenance warning message: a) when a predetermined limit value for the at least one external physical condition is exceeded or b) when a predetermined limit value for the at least one internal physical condition is exceeded, wherein the method is performed before or during maintenance work on the wind power plant (WEA) during downtime of the wind power plant (WEA).