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:
Feb. 09, 2016
Filed:
Oct. 16, 2012
Rolls-royce Engine Control Systems Ltd., Derby, GB;
Paul Robert Thornton, Littleover, GB;
Yong Qin, Heatherton Village, GB;
ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED, Derby, GB;
Abstract
A fuel system comprises a fuel actuation arrangementoperable to split a metered flow of fuel into at least a first stream and a second stream, a control unitcontrolling the operation of the fuel actuation arrangement, and wherein the control unitcontrols the operation of the fuel actuation arrangementin response to the output of a temperature sensorsensitive to a gas temperature downstream of the high pressure compressorof an associated engine and the output of a gas sensorsensitive to at least one parameter of the composition of a gas downstream of a combustorof the engine.