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:
Apr. 19, 2016
Filed:
May. 23, 2011
Applicants:
Omowoleola Chukuwuemeka Akinyemi, Niskayuna, NY (US);
Adam Klingbeil, Niskayuna, NY (US);
Inventors:
Omowoleola Chukuwuemeka Akinyemi, Niskayuna, NY (US);
Adam Klingbeil, Niskayuna, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 25/07 (2006.01); F02D 41/00 (2006.01); F02D 41/08 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0047 (2013.01); F02D 41/0065 (2013.01); F02D 41/0087 (2013.01); F02D 41/08 (2013.01); F02M 25/0707 (2013.01); F02M 25/0749 (2013.01); Y02T 10/47 (2013.01);
Abstract
Various methods for controlling EGR rate are disclosed. In one embodiment, a method for controlling EGR rate in an engine comprises routing exhaust from a first cylinder group to an intake coupled to the engine, and not to atmosphere, routing exhaust from a second cylinder group to atmosphere, and, during a first engine operating condition, injecting fuel to each cylinder in the first cylinder group while injecting fuel to a subset of cylinders of the second cylinder group.