This paper evaluates the square-wave injection voltage at different frequencies for the design of an interior permanent-magnet (PM) machine sensorless drive. It is shown that more flux saturation on ...

To ensure insulation system reliability of rotating machines driven by power electronics, accelerated tests under repetitive impulsive voltages should be performed on turn-to-turn insulation according ...

A Lincoln man was taken to jail Thursday after allegedly threatening his neighbor with a replica gun during a dispute over fireworks, police said.

Witness the skillful repair of a broken square shaft from a heavy nut bolt removal machine, restored with exceptional technique and precision. This process showcases the step-by-step approach used ...