Patent ID: 11867156
Assignee: GENERAL ELECTRIC COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. An apparatus for mitigating vortex-shedding vibrations or stall-induced vibrations on one or more rotor blades of a wind turbine during standstill, the apparatus comprising:
at least one positioning element located between a blade tip section and a blade root section of a respective rotor blade of the one or more rotor blades, the at least one positioning element adapted for wrapping around at least a portion of the respective rotor blade;
at least one airflow modifying element coupled to the at least one positioning element, the at least one airflow modifying element defining a height relative to a surface of the respective rotor blade; and,
at least one securing element operably coupled to the at least one positioning element for temporarily securing the at least one airflow modifying element to the respective rotor blade;
wherein the at least one positioning element comprises at least one cord member helically wrapped around a portion of the respective rotor blade.