Controller and control techniques for windfarm
US8504212B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2010 |
| Grant date | Aug 6, 2013 |
| Priority date | — |
| Expiry date | Oct 3, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The disclosed windfarm control system comprising a windfarm and a central controller; the windfarm including plural wind power generators whose rotational speeds are variable, plural aerographs disposed in the vicinity of the wind power generators to measure the directions and powers of the wind at the sites of the generators, and plural local controllers disposed in the vicinity of the wind power generators to control the output of the wind power generators by controlling the rotational speeds of the generators; wherein the central controller calculats the control level which maintains the output of the windfarm constant for a predetermined time period and instructs the local controllers to control the rpm's of the wind power generators in accordance with the control level.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.