An auxiliary power unit (10) for an aircraft includes a rotary intermittent internal combustion engine (12), a turbine (26) having an inlet in fluid communication with an outlet of the engine (12), the turbine (26) compounded with the engine (12), a compressor (20) having an inlet in fluid communication with an environment of the aircraft and an outlet in fluid communication with the aircraft, the compressor (20) rotatable independently of the turbine (26), an electric motor (64) drivingly engaged to the compressor (20), and a transfer generator (76) drivingly engaged to the engine (12), the transfer generator (76) and the electric motor (64) being electrically connected to allow power transfer therebetween. The compressor (20) or an additional compressor (21) may be in fluid communication with the inlet of the engine (12).
AUXILIARY POWER UNIT WITH ELECTRICALLY DRIVEN COMPRESSOR
HILFSTRIEBWERK MIT ELEKTRISCH ANGETRIEBENEM KOMPRESSOR
UNITÉ DE PUISSANCE AUXILIAIRE AVEC COMPRESSEUR À ENTRAÎNEMENT ÉLECTRIQUE
2018-05-02
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |
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