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. 30, 2021
Filed:
Aug. 24, 2018
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Cory Hendrickson, Ann Arbor, MI (US);
Devesh Upadhyay, Canton, MI (US);
Michael Brendan Hopka, Milford, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01N 9/00 (2006.01); F01N 3/029 (2006.01);
U.S. Cl.
CPC ...
F01N 9/002 (2013.01); F01N 3/0296 (2013.01); F01N 2900/08 (2013.01); F01N 2900/102 (2013.01); F01N 2900/1402 (2013.01); F01N 2900/1606 (2013.01); F01N 2900/1811 (2013.01); F01N 2900/1814 (2013.01);
Abstract
Methods and systems are provided for regenerating an exhaust particulate filter based on a projected vehicle drive cycle and catalyst ammonia storage level. In one example, a method may include scheduling a PF regeneration during a regeneration window to maintain a threshold ammonia level in an exhaust catalyst, at the end of the drive cycle.