Methods of rotating a hub of a wind turbine
US11098696B2 · kind B2 · utility
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20Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 29, 2019 |
| Grant date | Aug 24, 2021 |
| Priority date | — |
| Expiry date | Aug 29, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
In a first aspect, a system for rotating an unbalanced direct drive wind turbine is provided. The system includes an auxiliary converter and a power source coupled to the auxiliary converter, wherein the auxiliary converter is configured to supply a current to the wind turbine generator for generating a torque to rotate the hub. In a further aspect, a method of rotating an unbalanced hub of a direct drive wind turbine is provided. In a yet further aspect, a method of installing a blade in a hub of a direct drive wind turbine is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.