Wind turbine blade comprising a noise reducing device
US11448183B2 · kind B2 · utility
3Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 22, 2018 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | May 22, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05B2260/96
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
This invention relates to a noise reducing device and a wind turbine blade comprises such a noise reducing device. The noise reducing device comprises noise reducing elements projecting from a base part towards a second end. Airflow modifying elements projects further from the base part towards a first end. The noise reducing elements and airflow modifying elements are arranged on opposite sides of the base part and preferably have different dimensions and/or shapes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.