US Patent Issued to MAGNA POWERTRAIN on March 18 for "Online monitoring and compensation of stator inter-turn short circuit fault in permanent magnet synchronous machines" (Canadian Inventors)

ALEXANDRIA, Va., March 19 -- United States Patent no. 12,255,565, issued on March 18, was assigned to MAGNA POWERTRAIN GMBH & CO KG (Lannach, Austria).

"Online monitoring and compensation of stator inter-turn short circuit fault in permanent magnet synchronous machines" was invented by Ying Zuo (Montreal), Chunyan Lai (Montreal) and Lakshmi Varaha Iyer (Windsor, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for online monitoring and compensation of inter-turn short circuit faults (ISF) in windings of electric machines, such as permanent magnet synchronous motors is provided. A method for characterizing an ISF in a winding of an electric machine comprises: measuring phase voltages ...