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:
Jan. 05, 2016

Filed:

Sep. 17, 2012
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Erik Hellstrom, Ann Arbor, MI (US);

Anna Stefanopoulou, Ann Arbor, MI (US);

Li Jiang, Ann Arbor, MI (US);

Jacob Larimore, Ann Arbor, MI (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02D 41/40 (2006.01); F02D 13/02 (2006.01); F02D 35/02 (2006.01); F02B 1/12 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/3035 (2013.01); F02D 13/0265 (2013.01); F02D 35/024 (2013.01); F02D 35/028 (2013.01); F02D 41/40 (2013.01); F02B 1/12 (2013.01); F02D 2041/1432 (2013.01); F02D 2200/0616 (2013.01); Y02T 10/128 (2013.01); Y02T 10/18 (2013.01); Y02T 10/44 (2013.01);
Abstract

Methods and systems are provided for estimating engine performance information for a combustion cycle of an internal combustion engine. Estimated performance information for a previous combustion cycle is retrieved from memory. The estimated performance information includes an estimated value of at least one engine performance variable. Actuator settings applied to engine actuators are also received. The performance information for the current combustion cycle is then estimated based, at least in part, on the estimated performance information for the previous combustion cycle and the actuator settings applied during the previous combustion cycle. The estimated performance information for the current combustion cycle is then stored to the memory to be used in estimating performance information for a subsequent combustion cycle.


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