公开(公告)号：US11542021B2

公开(公告)日：2023-01-03

申请号：US17197708

申请日：2021-03-10

Applicant: ROLLS-ROYCE PLC

Inventor： Richard Harwood ,  Kalyani G. Menon ,  Joseph Palmer ,  Ivan Popovic

IPC: H02P23/14 ,  H02P5/74 ,  B64D27/24 ,  B63H21/20 ,  B61C5/00 ,  B63H21/17 ,  B64D27/02 ,  H02J7/34 ,  H02J3/02 ,  H02J50/10 ,  H02J3/00 ,  H02J3/46 ,  B64D27/10

Abstract: An aircraft propulsion system includes at least first and second electrical generators, each being configured to provide electrical power to a respective first and second AC electrical network. The system further comprises at least first and second AC electrical motors directly electrically coupled to a respective AC network and coupled to a respective propulsor, and a DC electrical network electrically coupled to the first and second AC networks via respective first and second AC to DC converters, and to a further electrical motor, the further electrical motor being coupled to a propulsor.