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:
Aug. 06, 2019
Filed:
Jul. 26, 2017
Applicant:
Korea Electronics Technology Institute, Seongnam-si, Gyeonggi-do, KR;
Inventors:
Joonsung Park, Seoul, KR;
Jinhong Kim, Suwon-si, KR;
Byongjo Hyon, Gunpo-si, KR;
Junhyuk Choi, Bucheon-si, KR;
Assignee:
KOREA ELECTRONICS TECHNOLOGY INSTITUTE, Seongnam-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 6/12 (2006.01); H02P 6/08 (2016.01); H02P 29/024 (2016.01); H02P 6/24 (2006.01); H02P 6/18 (2016.01);
U.S. Cl.
CPC ...
H02P 6/12 (2013.01); H02P 6/085 (2013.01); H02P 29/0241 (2016.02); H02P 6/18 (2013.01);
Abstract
Disclosed are an apparatus, system and method for detecting, based on a mathematical model, a fault of a permanent magnet motor driven by a square wave. A fault diagnosis apparatus for the permanent magnet motor includes a current voltage measurement unit, a phase shift time calculation unit, and a control unit.