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US 7,922,449 B2Granted
Passive deicing for wind turbine blades
AssigneeGeneral Electric Company
InventorHartmut A. Scholte-Wassink
Life of this patent
Estimating the term…
Abstract
A method of operating a wind turbine having rotor with at least one blade, includes sensing an icing hazard for the blade; and moving the at least one blade into a position to reduce the icing hazard.
Claims16
A method of operating a wind turbine including a rotor having at least one blade, comprising:
- sensing an icing hazard for the at least one blade;
- and
- moving the at least one blade into a position to reduce the icing hazard;
- wherein the moving step further comprises yawing the rotor substantially into a sun direction.
1 more element
A wind turbine, comprising:
- a tower supporting a drive train with a gearbox and a generator;
- a hub arranged on one end of the drive train;
- at least one blade arrange on the hub for rotating the drive train;
- a sensor for detecting an icing hazard for the blade;
- and
- a control system for moving the at least one blade into a position to reduce the icing hazard;
- wherein the control system yaws the drive train substantially into a sun direction.
4 more elements
Dependencies are inferred from the claim text.