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. 05, 2016
Filed:
Oct. 01, 2013
Gang Chen, Rochester Hills, MI (US);
Hussein Dourra, Bloomfield, MI (US);
Gregory T Weber, Commerce, MI (US);
Drushan a Mavalankar, Rochester Hills, MI (US);
Gang Chen, Rochester Hills, MI (US);
Hussein Dourra, Bloomfield, MI (US);
Gregory T Weber, Commerce, MI (US);
Drushan A Mavalankar, Rochester Hills, MI (US);
FCA US LLC, Auburn Hills, MI (US);
Abstract
Methods and systems for metering at least one EGR valve to a position determined to pass a desired EGR flow for a given set of engine characteristics. The methods include determining the EGR valve position based on pipe flow characteristics, or determining the EGR valve position based on pipe flow characteristics when differential pressure across the EGR valve is less than a pressure threshold.