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:
Mar. 21, 2017
Filed:
Jul. 28, 2014
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Michiel J. Van Nieuwstadt, Ann Arbor, MI (US);
Brien Lloyd Fulton, West Bloomfield, MI (US);
Aaron John Oakley, Chelmsford, GB;
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/40 (2006.01); F02D 41/24 (2006.01);
U.S. Cl.
CPC ...
F02D 41/403 (2013.01); F02D 41/247 (2013.01); F02D 41/2477 (2013.01); F02D 41/2441 (2013.01); F02D 41/402 (2013.01); F02D 41/405 (2013.01); Y02T 10/44 (2013.01);
Abstract
Various methods and systems are provided for adjusting a pilot injection during initial engine operation from vehicle manufacture. In one example, a method comprises delivering a first proportion of fuel as the pilot injection, and only decreasing the first proportion of fuel responsive to learning an injector flow characteristic.