logo

For the Inventor, By the Inventor

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.:

US 11549454 B1

PDFFull Text
Date of Patent:
Jan. 10, 2023

Filed:

May. 10, 2021

Systems and methods for controlling egr flow during transient conditions

Applicant:

Cummins Inc., Columbus, IN (US);

Inventors:

Carlos Alcides Lana, Columbus, IN (US);

David J. Stroh, Columbus, IN (US);

Samuel C. Geckler, Columbus, IN (US);

Marten H. Dane, Columbus, IN (US);

Anthony Kyle Perfetto, Columbus, IN (US);

Karthik Kappaganthu, Bloomington, IN (US);

Govindarajan Kothandaraman, Columbus, IN (US);

Assignee:

Cummins Inc., Columbus, IN (US);

Attorney:

Taft Stettinius & Hollister LLP

Primary Examiner:

Ngoc T Nguyen

Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02M 26/43 (2016.01); F02D 21/08 (2006.01); F02B 37/18 (2006.01); F02B 37/24 (2006.01); F02D 13/02 (2006.01); F02P 5/15 (2006.01); F02M 26/13 (2016.01); F02M 26/37 (2016.01); F02M 26/05 (2016.01); F02M 26/06 (2016.01);
U.S. Cl.
CPC ...
F02D 41/0077 (2013.01); F02B 37/18 (2013.01); F02B 37/24 (2013.01); F02D 13/02 (2013.01); F02D 13/0261 (2013.01); F02D 41/0007 (2013.01); F02D 41/008 (2013.01); F02D 41/0072 (2013.01); F02M 26/05 (2016.02); F02M 26/06 (2016.02); F02M 26/13 (2016.02); F02M 26/37 (2016.02); F02M 26/43 (2016.02); F02P 5/1512 (2013.01); F02P 5/1516 (2013.01); F02D 2021/083 (2013.01); F02D 2041/001 (2013.01); Y02T 10/12 (2013.01); Y02T 10/40 (2013.01);
Abstract

Systems, apparatus, and methods are disclosed that include a divided exhaust engine with at least one primary EGR cylinder and a plurality of non-primary EGR cylinders. The systems, apparatus and methods control the amount of recirculated exhaust gas in a charge flow in response to EGR fraction deviation conditions.

Find Patent Forward Citations

Lana, Carlos. (2023). Systems and methods for controlling egr flow during transient conditions (U.S. Patent No. 11549454). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11549454

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…