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:
Jul. 16, 2024

Filed:

Aug. 09, 2023
Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Thomas R. Nelson, Greenwood, IN (US);

Jeffrey Diwakar Abraham, Columbus, IN (US);

Siddharth Raj Gupta, Madison, WI (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/02 (2006.01); F01N 3/10 (2006.01); F01N 3/20 (2006.01); F01N 9/00 (2006.01); F01N 11/00 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0235 (2013.01); F01N 3/106 (2013.01); F01N 3/2066 (2013.01); F01N 11/005 (2013.01); F01N 9/005 (2013.01); F01N 9/007 (2013.01); F01N 11/002 (2013.01); F01N 2900/04 (2013.01); F01N 2900/0406 (2013.01); F01N 2900/0412 (2013.01); F01N 2900/0421 (2013.01); F01N 2900/0422 (2013.01); F01N 2900/1404 (2013.01); F01N 2900/1626 (2013.01); F02D 2041/1411 (2013.01); F02D 2041/1412 (2013.01); F02D 41/1446 (2013.01); F02D 41/1447 (2013.01); F02D 2200/0802 (2013.01); F02D 2200/702 (2013.01);
Abstract

A system includes a processing circuit having a memory coupled to one or more processors, the memory storing instructions therein that, when executed by the one or more processors, cause the one or more processors to: receive engine operational data, the engine operational data indicative of at least one engine operational condition; determine, based on the engine operational data, an estimated exhaust temperature; generate, based on the estimated exhaust temperature and a finite time horizon, a forecasted exhaust temperature; correct the forecasted exhaust temperature based on a downpipe model to generate a first inlet temperature profile corresponding to a first component of the exhaust aftertreatment system; and generate, based on the first inlet temperature profile, a second inlet temperature profile corresponding to a second component of the exhaust aftertreatment system.


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