Containment zone for an electric machine in a hybrid powerplant for an aircraft
AssigneePratt & Whitney Canada Corp.
InventorsMichael Mark, Ion Dinu
Life of this patent
Estimating the term…
Abstract
A hybrid powerplant is provided for an aircraft. This aircraft hybrid powerplant includes a housing, an electric machine, a heat engine and a geartrain. The housing includes a containment zone located within the housing. The electric machine is arranged within the containment zone. The heat engine is arranged partially or completely within the housing and outside of the containment zone. The geartrain is arranged partially or completely within the housing and partially or completely outside of the containment zone. The electric machine, the heat engine and the geartrain are operatively interconnected.
Claims20
A hybrid powerplant for an aircraft, comprising:
- a housing comprising a containment zone located within the housing;
- an electric machine arranged within the containment zone;
- a heat engine arranged at least partially within the housing and outside of the containment zone;
- a geartrain arranged at least partially within the housing and at least in partially outside of the containment zone;
- and
- the electric machine, the heat engine and the geartrain being operatively interconnected.
A hybrid powerplant for an aircraft, comprising:
- a housing comprising a containment zone and a containment wall, the containment zone located within the housing and at least partially formed by the containment wall, and the containment wall configured to maintain the containment zone when subject to an electrical arc of at least two-hundred and twenty volts;
- an electric machine arranged within the housing to a first side of the containment wall;
- and
- a heat engine arranged within the housing to a second side of the containment zone.
Dependencies are inferred from the claim text.