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:
Jan. 15, 2019
Filed:
Aug. 14, 2015
Applicant:
Mtu Friedrichshafen Gmbh, Friedrichshafen, DE;
Inventors:
Andreas Flohr, Untersiggingen, DE;
Roland Werner, Friedrichshafen, DE;
Assignee:
MTU FRIEDRICHSHAFEN GMBH, Friedrichshafen, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D 19/08 (2006.01); F02D 41/14 (2006.01); F02D 19/02 (2006.01); F02D 19/06 (2006.01); F02D 41/00 (2006.01); F02M 21/04 (2006.01); F02D 19/10 (2006.01);
U.S. Cl.
CPC ...
F02D 19/081 (2013.01); F02D 19/023 (2013.01); F02D 19/029 (2013.01); F02D 19/0636 (2013.01); F02D 19/0647 (2013.01); F02D 41/0027 (2013.01); F02D 41/1456 (2013.01); F02D 19/10 (2013.01); F02D 41/0025 (2013.01); F02D 2200/0612 (2013.01); F02M 21/047 (2013.01); Y02T 10/32 (2013.01); Y02T 10/36 (2013.01);
Abstract
A method for operating an internal combustion engine, having of the following steps: operating the internal combustion engine with a gas fuel; detecting a lambda value in the exhaust gas of the internal combustion engine; determining at least one variable from the detected lambda value, characterizing the quality of the gaseous fuel; and controlling the internal combustion engine based on the at least one variable.