The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 10, 2018
Filed:
Nov. 01, 2013
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Huw Llewelyn Edwards, Derby, GB;
Robert William Slater, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 15/10 (2006.01); F02C 3/10 (2006.01); F02C 3/113 (2006.01); F02C 7/32 (2006.01);
U.S. Cl.
CPC ...
F01D 15/10 (2013.01); F02C 3/10 (2013.01); F02C 3/113 (2013.01); F02C 7/32 (2013.01); F05D 2220/76 (2013.01); Y02T 50/672 (2013.01);
Abstract
This invention relates to a multi-spool gas turbine engine, including: a first generator for providing electrical power to an electrical system, the generator being driveably connected to a first spool; a second generator for providing electrical power to the electrical system, the generator being driveably connected to a second spool; a disconnection device for disconnecting the second generator from the second spool; and, a controller configured to selectively operate the disconnection device under predetermined powered engine conditions.