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:
Feb. 09, 2021

Filed:

Jan. 29, 2020
Applicant:

Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;

Inventors:

Andreas Heinisch, Dorfen, DE;

Dirk Christian Leinhos, Groebenzell, DE;

Claus Reulein, Treuchlingen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/00 (2006.01); F02B 37/18 (2006.01); F02B 39/10 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
F02D 41/0007 (2013.01); F02B 37/18 (2013.01); F02B 39/10 (2013.01); F02D 41/1446 (2013.01); F02D 2200/0804 (2013.01);
Abstract

A method and system for controlling temperature in an exhaust gas routing system of an internal combustion engine is provided. The exhaust gas routing system includes an exhaust gas manifold, an exhaust gas turbine which includes an electric machine arranged downstream of the exhaust gas manifold in the exhaust gas stream, an aftertreatment system arranged downstream of the exhaust gas turbine, and a control means configured to control the operation of the electric machine to adapt an operating mode of the exhaust gas turbine between motor operating, regeneration operating and neutral operating modes control means () such that the temperature of the aftertreatment system is controlled based on a target temperature.


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