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:
Dec. 26, 2017

Filed:

Dec. 14, 2015
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventors:

Dong Jun Shin, Gyeonggi-do, KR;

Ho Joong Lee, Gyeonggi-do, KR;

Dong Su Ha, Gyeonggi-do, KR;

Chang Ryeol Yoo, Incheon, KR;

Jun Yeon Park, Gyeonggi-do, KR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60L 11/18 (2006.01); B60W 20/13 (2016.01);
U.S. Cl.
CPC ...
B60L 11/1868 (2013.01); B60L 11/1862 (2013.01); B60W 20/13 (2016.01); B60L 2210/10 (2013.01); B60L 2240/526 (2013.01); B60L 2240/547 (2013.01); B60L 2240/642 (2013.01); B60L 2240/68 (2013.01); B60W 2510/244 (2013.01); B60W 2530/00 (2013.01); B60W 2550/142 (2013.01); B60W 2550/20 (2013.01); B60W 2710/244 (2013.01); B60Y 2200/92 (2013.01); Y10S 903/907 (2013.01);
Abstract

A method and system for controlling a battery SOC of a hybrid vehicle are provided to improve fuel efficiency in an urban area with a differentiated strategy for controlling auxiliary battery SOC balance of the hybrid vehicle. The method improves fuel efficiency in urban areas with a differentiated strategy of controlling SOC balance of an auxiliary battery considering that the degree of influence of electric field load consumption on fuel efficiency based on LDC voltage adjustment in the hybrid vehicle varies based on driving mode and road gradient.


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