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.

Date of Patent:
Mar. 04, 2025

Filed:

Dec. 17, 2021
Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Michael Haas, Columbus, IN (US);

Adam W. Kidd, Indianapolis, IN (US);

Oxford Peng, Columbus, IN (US);

Shahidur M. Rahman, Columbus, IN (US);

Ananth Vemuri, Columbus, IN (US);

Christophe Tricaud, Columbus, IN (US);

Easwar Yarrabikki, Columbus, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 3/20 (2006.01); F01N 3/10 (2006.01); F01N 9/00 (2006.01); F01N 11/00 (2006.01); F01N 13/00 (2010.01);
U.S. Cl.
CPC ...
F01N 3/208 (2013.01); F01N 3/108 (2013.01); F01N 3/2066 (2013.01); F01N 9/005 (2013.01); F01N 13/0093 (2014.06); F01N 9/007 (2013.01); F01N 11/002 (2013.01); F01N 11/007 (2013.01); F01N 2610/02 (2013.01); F01N 2900/04 (2013.01); F01N 2900/0402 (2013.01); F01N 2900/0406 (2013.01); F01N 2900/0412 (2013.01); F01N 2900/0418 (2013.01); F01N 2900/0601 (2013.01);
Abstract

A system includes an aftertreatment system and a controller coupled to the aftertreatment system. The controller is configured to generate a spatially resolved model of a catalyst of the aftertreatment system. The controller is further configured to adjust the spatially resolved model based on one or more sensed values from at least one sensor upstream of the one or more portions and at least one sensor downstream of the one or more portions.


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