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.
Patent No.:
Date of Patent:
Feb. 03, 2015
Filed:
Mar. 18, 2013
Applicant:
Korea Electronics Technology Institute, Seongnam-si, Gyeonggi-do, KR;
Inventors:
Bon Gwan Gu, Bucheon-si, KR;
In Soung Jung, Seoul, KR;
Jun Hyuk Choi, Seoul, KR;
Joon Sung Park, Seoul, KR;
Jin Hong Kim, Suwon-si, KR;
Assignee:
Korea Electronics Technology Institute, Seongnam-Si, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are a method and system for detecting a fault of a parallel coil type permanent magnet motor. This method includes driving a parallel coil type motor on the basis of a pre-defined current reference value, detecting a phase current vector of the motor, and calculating a current compensation value for removing a negative sequence component of the motor on the basis of the phase current vector.