Blade structure health monitoring system
US11280700B2 · kind B2 · utility
1Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 2017 |
| Grant date | Mar 22, 2022 |
| Priority date | — |
| Expiry date | Feb 17, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M7/025
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A rotating system comprising two or more blades 3 mounted on a hub installed on a rotatable propeller shaft 1, each blade provided with a respective sensor 4 arranged to detect response of the respective blade to harmonic excitation; and the system further comprising means configured to compare the response of the respective blade to that of the other blade(s).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.