Abstract: This article investigates the high-speed and high-precision control problems of permanent magnet synchronous motor (PMSM) servo system under actuator faults, input constraints, and unknown ...

An orrery is a beautiful type of mechanical contrivance, built to demonstrate the motion of heavenly objects. LEGO happens to offer just such a device, built using its Technic line of blocks, ...

Abstract: Interior control signals derived from motor controllers have gained increasing attention in closed-loop motor drive systems for interturn short-circuit fault diagnosis. Mainstream diagnosis ...

NASCAR moved up the start time for Sunday's Daytona 500 by one hour due to the threat of inclement weather. The National Weather Service forecast calls for a 50% chance of rain Sunday afternoon, with ...

WASHINGTON (DC News Now) — Not all Washington Metropolitan Area Transit Authority (WMATA) users have been filling up their Metro cards — luckily they don’t need to. Metro announced hitting a new mile ...

The 68th running of the Daytona 500 is upon us, commencing the 2026 Cup Series season in earnest after last week's non-points paying Cook Out Clash in Winston-Salem, N.C. Hendrick Motorsports' William ...

The starting grid for NASCAR's biggest race will be set with the NASCAR America 250 Florida Duel races at Daytona International Speedway on Thursday, Feb. 12. The results of the two 60-lap, 150-mile ...

Right now, many companies are worried about how to get more employees to use AI. After all, the promise of AI reducing the burden of some work—drafting routine documents, summarizing information, and ...

If you were unable to get to New York to catch the most Tony-nominated play in history, there’s good news: the show is coming to you. Stereophonic, which nabbed a record 13 Tony nominations in 2025, ...

RICHMOND, Va. (WRIC) — A Virginia Senate committee has advanced several labor proposals. The Senate Commerce and Labor Committee approved a bill to increase Virginia’s minimum wage to $13.75/hour next ...

Superman (Vol. 6) built its entire run about Superman and Lex for the first 25 issues. The villain was in prison because of the murder of Manchester Black, and Superman learned that Lex had his own ...

see more of our stories on Google. Add Axios on Google U.S. Attorney for the District of Columbia Jeanine Pirro in D.C. in December. Photo: Andrew Harnik/Getty Images ...