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:
Jul. 10, 2012
Filed:
Jan. 06, 2010
Julian C. Tan, Canton, MI (US);
John Zeilstra, Chicago, IL (US);
Christoph Thoele, Holdorf, DE;
Gustavo Tepedino, Ann Arbor, MI (US);
Julian C. Tan, Canton, MI (US);
John Zeilstra, Chicago, IL (US);
Christoph Thoele, Holdorf, DE;
Gustavo Tepedino, Ann Arbor, MI (US);
Abstract
A method and control system for controlling an engine during diesel particulate filter regeneration includes a diesel particulate filter (DPF) regeneration request module that generates a DPF regeneration request signal. The control system also includes a DPF regeneration control module that controls the oxygen level in the exhaust based on an oxygen level signal corresponding to an oxygen level in the exhaust and a DPF inlet temperature signal corresponding to the DPF inlet temperature.