Abstract: Synchronous machines usually operate at constant speed in power systems. However, there are specific applications, such as the generators used in diesel-electric transmissions or Type 4 wind ...

Abstract: This paper introduces a topology for achieving the brushless operation of a wound rotor vernier motor using a single-phase additional winding on the stator, specifically designed for ...

Speed limits are a subject of constant discussion across America, and because of decentralized state regulation over the limits, there can be a wide variance in limits from state to state. Arizona, ...

Variable motorway speed limits have been in place in the United Kingdom on some routes for years now. Despite being controversial in some circles, these have clear benefits for modern motoring, as ...

New digital speed limit signs are already active on some roads, changing the limit depending on numerous factors. Texas introduces variable speed limits using digital signs after a deadly 2021 pileup.

Speed limits across Texas roads are about to get smarter. In an effort to make highways safer and more responsive to real-time conditions, state officials are beginning a wider rollout of variable ...

Drivers across Texas may soon see speed limits change in real time. Digital signs flashing different speed limits are starting to pop up on Texas highways. They're part of a new initiative in the ...