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:
Nov. 19, 2024

Filed:

Nov. 05, 2021
Applicant:

Scania Cv Ab, Södertälje, SE;

Inventors:

Erik Höckerdal, Södertälje, SE;

Stefan Orrling, Stockholm, SE;

Oskar Leufven, Södertälje, SE;

Erik Lind, Stockholm, SE;

John Kroon, Södertälje, SE;

Assignee:

Scania CV AB, Södertälje, SE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F02D 13/02 (2006.01); F02B 37/12 (2006.01); F02D 41/00 (2006.01);
U.S. Cl.
CPC ...
F02D 13/0219 (2013.01); F02B 37/12 (2013.01); F02D 13/0203 (2013.01); F02D 13/0265 (2013.01); F02D 41/0007 (2013.01); F02B 2037/122 (2013.01); F02B 2037/125 (2013.01); F02D 2041/001 (2013.01); Y02T 10/12 (2013.01);
Abstract

The disclosure concerns a method and a control arrangement for controlling valve actuation of an ICE comprising an exhaust valve, an intake valve, and a turbo compressor. The method comprises and the control arrangement is configured to: limiting/limit valve actuation changes of the exhaust and intake valves based on compressor data including surge limit data for the turbo compressor and one or both of a current turbo compressor rotational speed and a current turbo compressor pressure ratio, to maintain a turbo compressor mass flow above a limit mass flow value.


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