Abstract: Aiming at improving the speed regulation performance of permanent magnet synchronous motor (PMSM) under aperiodic and periodic disturbances, a variable rate supertwisting (VRST) sliding mode ...

Watch as a classic red multi-speed bicycle undergoes a complete transformation into a custom single-speed bike. This hands-on project features every step, from freewheel and crankset modification to a ...

These policies let you invest your cash value directly in mutual fund-like accounts, but they also carry risks if the investments lose money Written By Written by Insurance Staff Writer, WSJ | Buy ...

The science pros at The King of Random build a low-cost variable power controller and explain how it works. Hegseth says 4 killed in latest strike on ‘narco-trafficking vessel’ Medical breakthrough in ...

Although there are substantial efficiency improvements to be gained through motor upgrades, even greater energy savings are possible when a high-efficiency motor is paired with a variable-speed drive.

I'm a sucker for a DIY project, so this homemade Steam Deck controller is right up my alley. Using some spare parts, a 3D printer, and plenty of patient trial and error, a hardware modder has put ...

Frustrated by chronic speeding and dangerous sideshows tearing through their neighborhood, residents of an Oakland neighborhood took matters into their own hands — installing DIY speed bumps after ...

DIY PR enables businesses and professionals to actively shape their online presence and credibility without waiting on traditional media. Content marketing, which includes blog posts, videos and ...

If you received one of the 90,000 warning citations for speeding on I-465 in recent months, it's time to slow down, as the state plans to start enforcing its worksite speed control pilot program May 5 ...

Lynchburg family seeks answers after Christmas Eve taser incident leads to son's death A Lynchburg family is calling for answers after Orlando Harding was tased on Christmas Eve by Lynchburg Police, ...