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:
Apr. 28, 2015

Filed:

Jun. 26, 2007
Applicants:

Peteris Lauberts, Göteborg, SE;

Bert-inge Bertilsson, Floda, SE;

Inventors:

Peteris Lauberts, Göteborg, SE;

Bert-Inge Bertilsson, Floda, SE;

Assignee:

Volvo Lastvagnar AB, Göteborg, SE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 29/04 (2006.01); F02B 37/013 (2006.01); F02B 37/00 (2006.01);
U.S. Cl.
CPC ...
F02B 29/0412 (2013.01); F02B 29/0418 (2013.01); F02B 29/0468 (2013.01); F02B 29/0493 (2013.01); F02B 37/013 (2013.01); Y02T 10/146 (2013.01); Y02T 10/144 (2013.01); F02B 37/004 (2013.01);
Abstract

A charge air system for a combustion engine and an operation method are provided. The charge air system includes a first turbocharger stage for intake of combustion air supplied to the engine from a first pressure to a second pressure, a second turbocharger stage for compression of the compressed air to a third pressure, a first heat exchanger being arranged between the first and the second turbocharger stage for cooling the compressed air, a first intake air bypass for modulating the flow of the air through the first heat exchanger and/or a first mass flow control unit for controlling the flow of a cooling medium supplied to the first heat exchanger.


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