Most electric vehicle motors today rely on rare earth materials—like neodymium and cobalt—that are expensive to mine and ...

Permanent magnet synchronous motors used in EVs have rare earth elements in them. Tap here to read how they can be recycled.

Abstract: This paper proposes a reliable measurement methodology for high-efficiency Line-Start Synchronous ... rotor position, and measurement uncertainty, this research contributes valuable insights ...

Abstract: This paper proposes a simple speed control strategy for a mono-inverter dual parallel (MIDP) permanent magnet synchronous motor (PMSM ... to address singularity issues that arise from rotor ...

Lockheed Martin's Sikorsky has successfully flown its "rotor blown wing" uncrewed aerial system in both helicopter and fixed-wing flight modes, it announced Monday. The 115-pound twin-prop drone ...