Knobbe Martens Olson & Bear
Apparatus, system and method of fault diagnosis for permanent magnet motor
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.
KOREA ELECTRONICS TECHNOLOGY INSTITUTE
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H02P H02P H02P H02P
inventional inventional additional inventional
Jinhong Joonsung Junhyuk Byongjo
Kim Park Choi Hyon