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:
Jun. 10, 2014
Filed:
Jul. 19, 2011
Hanho Yun, Oakland Township, MI (US);
Nicole Wermuth, Munich, DE;
Paul M. Najt, Bloomfield Hills, MI (US);
Jun-mo Kang, Ann Arbor, MI (US);
Chen-fang Chang, Troy, MI (US);
Hanho Yun, Oakland Township, MI (US);
Nicole Wermuth, Munich, DE;
Paul M. Najt, Bloomfield Hills, MI (US);
Jun-Mo Kang, Ann Arbor, MI (US);
Chen-Fang Chang, Troy, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A method for controlling combustion in a spark-ignition direct-injection internal combustion engine includes monitoring an engine operating mode and an ambient parameter, determining a deviation of the ambient parameter relative to a nominal ambient parameter, determining a nominal desired engine operation parameter based on engine speed and load, determining and adjusted desired engine operation parameter based on the nominal desired engine operation parameter and said deviation of the ambient parameter, and controlling the engine based on the engine operating mode and one of the nominal desired engine operation parameter and adjusted desired engine operation parameter.