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:
Sep. 09, 2025

Filed:

Oct. 12, 2023
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventor:

Ryo Michikawauchi, Numazu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H 1/00 (2006.01); B60H 1/22 (2006.01);
U.S. Cl.
CPC ...
B60H 1/00885 (2013.01); B60H 1/00278 (2013.01); B60H 1/00892 (2013.01); B60H 1/2218 (2013.01); B60H 1/2221 (2013.01);
Abstract

A thermal management system includes a five-way valve configured to switch a first circuit mode in which a chiller and a battery are thermally connected and a second circuit mode in which the chiller and an LT radiator are thermally connected, and an ECU configured to control a compressor based on a chiller temperature and a radiator temperature. The ECU is configured to, in a case where switching between the first circuit mode and the second circuit mode is performed by controlling the five-way valve during a heating operation of a refrigeration cycle, control the compressor to reduce a temperature difference between the chiller temperature and the radiator temperature prior to the switching.


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