Method and apparatus for powering a pitch control system
US7942631B2 · kind B2 · utility
2Cited by
10References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 26, 2009 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | Oct 26, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A pitch control system for a wind turbine having a motor including an armature, a winding, and a plurality of switching components configured to control a first current through the armature independently of a second current through the winding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.