公开(公告)号：US20200172235A1

公开(公告)日：2020-06-04

申请号：US16208960

申请日：2018-12-04

Applicant: Bell Helicopter Textron Inc.

Inventor： Jeffrey Paul NISSEN ,  Troy Cyril Schank

IPC: B64C29/00 ,  B64D7/00 ,  B64D27/18 ,  B64D27/24 ,  B64D29/02 ,  B64D35/06 ,  B60L50/10 ,  B60L50/00

Abstract: An exemplary high-speed hybrid propulsion system for a tiltrotor aircraft includes two pivotal nacelles, each nacelle comprising an electric motor coupled to a proprotor; an electric aircraft system; an electric generator; an electrical bus electrically connected to the electric generator, the electric motors, and the electric aircraft system; and a convertible turbofan engine coupled to an electric generator through a drive shaft.