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:
Oct. 12, 2021

Filed:

Mar. 21, 2019
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventor:

Kaoru Ohtsuka, Mishima, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60W 20/13 (2016.01); B60W 10/06 (2006.01); F02M 26/00 (2016.01); F02D 13/02 (2006.01); F02D 41/02 (2006.01); B60K 6/46 (2007.10);
U.S. Cl.
CPC ...
B60W 20/13 (2016.01); B60W 10/06 (2013.01); F02D 13/0261 (2013.01); F02D 41/021 (2013.01); F02M 26/00 (2016.02); B60K 6/46 (2013.01); B60W 2510/244 (2013.01); B60W 2710/0622 (2013.01); B60Y 2200/92 (2013.01); F02D 2200/503 (2013.01); F02M 2026/009 (2016.02);
Abstract

A control device of a hybrid vehicle, the hybrid vehicle including an engine, a motor as a traveling power source, and a battery in which electric power to be supplied to the motor is charged, includes: a transient operation controller performing, when absolute values of an outputtable electric power and a chargeable electric power of the battery are small at a time of a transient operation of the engine, a transient operation of controlling an operating point of the engine within a wide range from low output to high output, at a position where a thermal efficiency is lower than the thermal efficiency at a time of a steady operation, and of controlling the engine to be in a combustion state where a margin to a combustion limit is greater than the margin in the steady operation.


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