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. 17, 2015
Filed:
Jul. 22, 2009
Applicants:
Bernd Christner, Huelben, DE;
Markus Paule, Korb, DE;
Inventors:
Bernd Christner, Huelben, DE;
Markus Paule, Korb, DE;
Assignee:
Daimler AG, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01); F02B 27/04 (2006.01); F01N 3/10 (2006.01); F01N 3/20 (2006.01); B01D 53/94 (2006.01); F01N 9/00 (2006.01);
U.S. Cl.
CPC ...
F01N 3/208 (2013.01); B01D 53/9409 (2013.01); B01D 53/9477 (2013.01); B01D 53/9495 (2013.01); B01D 2251/2067 (2013.01); B01D 2255/20723 (2013.01); B01D 2255/20776 (2013.01); B01D 2255/50 (2013.01); B01D 2258/012 (2013.01); F01N 9/00 (2013.01); F01N 2560/021 (2013.01); F01N 2560/026 (2013.01); F01N 2570/14 (2013.01); F01N 2900/0404 (2013.01); F01N 2900/1622 (2013.01); Y02T 10/47 (2013.01); Y02T 10/24 (2013.01);
Abstract
A method for operating an exhaust gas treatment system that includes an SCR catalytic converter is provided. Either a model-based filling level regulation for achieving the target filling level or a model-based efficiency control for achieving the target efficiency is performed according to presettable values for certain operating variables such as a temperature of the exhaust gas or of the SCR catalytic converter.