ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,738, issued on Oct. 27, was assigned to Quantentech Ltd. (Grand Cayman, Cayman Islands).
"Multi-harmonic field oriented control for poly-phase motor/generator systems" was invented by Hengchun Mao (Allen, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes configuring a motor drive system with a motor/generator with a plurality of windings and coupling the plurality of windings to an inverter, configuring a plurality of active harmonic planes in a controller of the inverter to control a torque through controlling a magnetizing component and/or a torque component of winding currents on each active harmonic plane, and inserting a sm...