公开(公告)号：US20170284351A1

公开(公告)日：2017-10-05

申请号：US15446584

申请日：2017-03-01

Applicant: ROLLS-ROYCE plc

Inventor： Gian INCERPI ,  Edward W. ADAMS

IPC: F02M59/20 ,  F01M1/02 ,  H02P5/00 ,  F02C7/06 ,  H02K9/00 ,  H02P29/024 ,  F02M37/08 ,  F02C7/22

CPC classification number: F02M59/20 ,  F01D25/20 ,  F01M1/02 ,  F01M2001/0215 ,  F02C7/06 ,  F02C7/22 ,  F02C7/236 ,  F02C9/26 ,  F02M37/08 ,  F05D2260/84 ,  H02K9/005 ,  H02P6/04 ,  H02P29/024 ,  H02P29/0241 ,  Y02T50/671

Abstract: A fuel and oil system comprising a fuel pump; an oil pump. A first electric motor controller configured to supply a variable electrical drive. A second electric motor controller configured to supply a variable electrical drive. A fixed electrical drive. The fuel pump is selectively connected to and driven by the first electric motor controller or the second electric motor controller. The oil pump is selectively connected to and driven by the second electric motor controller or the fixed electrical drive.