SYSTEM AND METHOD FOR USE OF A TUNABLE MASS DAMPER TO REDUCE VIBRATIONS IN WIND TURBINE BLADES IN A LOCKED OR IDLING CONDITION OF THE ROTOR HUB

• Main Authors: Delgado, Eladio Clemente, Seeley, Charles Erklin, Danielsen, Darren John
• Format: Patent
• Language: English; French; German
• Published: 06.09.2023
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; WEAPONS; WIND MOTORS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

A system and method are provided for reducing vibrations and loads in one or more rotor blades on a rotor hub of a wind turbine when the rotor hub is in a locked or idling condition. An electronically tunable mass damper is attached to a fixed location on one or more of the rotor blades. The mass da...