Abstract: With the rapid advancement of precision manufacturing and high-accuracy motion control technologies, demand for ultra-low-speed high-precision turntable systems has significantly increased.

BRISTOL, Tenn.(AP) — Ryan Blaney captured his first NASCAR Cup Series pole position since last August, bumping points leader Tyler Reddick from the top spot in qualifying Saturday at Bristol Motor ...

Abstract: Ensuring high-quality measurement of stator phase currents is a key objective in contemporary AC drive systems, as measurement errors can lead to instability, reduced efficiency, and ...