An aircraft engine includes a low pressure spool, a high pressure spool, and an alternative power source. The alternative power source is configured to add power to the high pressure spool. A controller is configured to determine a noise sensitive condition; and control, in response to determining the noise sensitive condition, the alternative power source to add power to the high pressure spool.
Gas turbine engine noise reduction
15.04.2025
Patent
Elektronische Ressource
Englisch
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |
Small turbine engine noise reduction. Volume 2: Noise prediction methods
Tema Archiv | 1973
|Small turbine engine noise reduction. Volume 4. Turboprop engine demonstration tests
Tema Archiv | 1973
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