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. 05, 2016
Filed:
Dec. 20, 2011
Laurent Fontvieille, Gif-sur-Yvette, FR;
Yohann Petillon, Montigny le Bretonneux, FR;
Philippe Moulin, Paris, FR;
Olivier Grondin, Bougival, FR;
Laurent Fontvieille, Gif-sur-Yvette, FR;
Yohann Petillon, Montigny le Bretonneux, FR;
Philippe Moulin, Paris, FR;
Olivier Grondin, Bougival, FR;
RENAULT s.a.s., Boulogne-Billancourt, FR;
Abstract
A system for controlling a diesel internal combustion engine including a circuit for partially recirculating exhaust gases, including a mechanism estimating set values of intake-air parameters; a mechanism estimating richness of the exhaust gas; a mechanism determining a set value of the intake richness according to set values of the intake-air parameters; and a mechanism correcting at least one of the set values of the intake-air parameters according to the estimation of the richness of the exhaust gas and the richness set value.