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:
May. 26, 2020

Filed:

Jan. 11, 2017
Applicant:

Scania Cv Ab, Södertälje, SE;

Inventors:

Björn Johansson, Älvsjö, SE;

Erik Höckerdal, Södertälje, SE;

Ola Blom, Tullinge, SE;

Assignee:

Scania CV AB, Södertälje, SE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02G 5/02 (2006.01); F01K 13/02 (2006.01); F01K 23/06 (2006.01); F02G 5/00 (2006.01); F01K 23/10 (2006.01); B60W 50/00 (2006.01); B60W 10/30 (2006.01); B60W 10/06 (2006.01); F01K 9/00 (2006.01);
U.S. Cl.
CPC ...
F02G 5/02 (2013.01); B60W 10/06 (2013.01); B60W 10/30 (2013.01); B60W 50/00 (2013.01); F01K 9/003 (2013.01); F01K 13/02 (2013.01); F01K 23/065 (2013.01); F01K 23/10 (2013.01); F01K 23/101 (2013.01); F02G 5/00 (2013.01); Y02T 10/166 (2013.01);
Abstract

The invention relates to a method for controlling the temperature of a waste heat recovery system associated with a combustion engine, the waste heat recovery system comprising a working fluid circuit; at least one evaporator; an expander; a condenser and a pump arranged to pump the working fluid through the circuit, wherein the at least one evaporator is arranged for heat exchange between the working fluid and a heat source associated with the combustion engine, wherein the condenser of the waste heat recovery system is connected to a cooling system. The method comprises the steps of: determining if a combustion engine associated with the waste heat recovery system is about to be shut down; and controlling the temperature in the waste heat recovery system based on whether the combustion engine is about to be shut down or not.


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