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. 08, 2016

Filed:

Jul. 15, 2014
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventors:

Yong Gi Kim, Whasung-Si, KR;

Tal Chol Kim, Whasung-Si, KR;

Ryong Choe, Whasung-Si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 1/00 (2006.01); H02P 9/04 (2006.01); B60L 15/20 (2006.01); B60K 1/02 (2006.01); B60K 6/387 (2007.10); H02P 5/747 (2006.01);
U.S. Cl.
CPC ...
B60L 15/20 (2013.01); B60K 1/02 (2013.01); B60K 6/387 (2013.01); H02P 5/747 (2013.01); Y02T 10/7258 (2013.01);
Abstract

Disclosed are a power system for an electric vehicle and a control method of a power system for an electric vehicle. The power system may include a first motor and a second motor configured as a power source, first and second reduction gears connected to the first and second motors and having different deceleration ratios, a driving shaft transmitting outputs of the first and second reduction gears, and a motor controller configured to determine a first driving point where the first motor responds according to a demand torque of a driver and a driving condition of the vehicle and a second driving point where the second motor responds according to the demand torque of the driver and the driving condition of the vehicle, and control driving by using at least one of an output torque of the first motor and/or an output torque of the second motor according to the determined driving point.


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