Hybrid turbomachine for aircraft with an active acoustic control system
US12392254B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 3, 2021 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Sep 3, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Hybrid turbomachine comprising an electric generator, a gas generator-equipped with an air inlet and with an exhaust and an acoustic monitoring system comprising a control unit and a plurality of loudspeakers.At least a first loudspeaker is disposed on the electric generator, and/or at least a second loudspeaker is disposed on the air inlet of the gas generator, and/or at least a third loudspeaker is disposed on the exhaust of the gas generator.The control unit of the acoustic monitoring system is mounted on the electric generator and is configured to make an AC-DC electrical conversion of the electromotive force of the electric generator into an adjustable DC voltage intended to be distributed to loads or to energy storage means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.