Simulink/Simscape Electrical models for two scalar speed-control schemes of the same three-phase squirrel-cage induction motor. Model A - V/f voltage-source drive (3φ diode bridge → LC pre-link → ...

Last week, the Metropolitan Police Department posted an announcement to X: they had just impounded an Audi with Maryland plates parked on a DC street. The car had 893 outstanding tickets totaling over ...

D.C. traffic cameras issued hundreds of thousands of tickets last year, and city leaders say their presence alone has made streets and neighborhoods safer. A large increase in traffic cameras last ...

New research from UBC Okanagan mathematically demonstrates that the universe cannot be simulated. Using Gödel’s incompleteness theorem, scientists found that reality requires “non-algorithmic ...

YouTube is testing “Auto Speed,” a feature that dynamically adjusts playback speeds to save time while maintaining comprehension. A new “On-the-go” control view provides a simplified, distraction-free ...

The design of different three-phase brushless DC motors and how they generate torque. How magnetics, construction, and other factors impact torque, speed, and smoothness in BLDC motors. General ...

They’re in a rat race to clean up their city — and have resorted to pill pushing. Washington, DC is trying to crack down on its overpopulation of vermin by giving them birth control. DC Health plans ...

D.C. is using birth control medication to prevent rodent pregnancies in the city’s latest attempt to curb the rising rat population. Ayanna Bennett, the director of D.C. Health, said the hormonal ...

If you spend any time in D.C., you know rats are a problem. "They be in the dumpsters. They be running in groups, like, two, three — a few too many," one man told News4. Another resident said said ...

Cruise control can be a true asset when you're on a road trip or stuck in the car for hours. We're not talking about autopilot or self-driving vehicles, but that handy feature that you can turn on to ...

The conflict in Iran and the resulting disruptions to shipping through the Strait of Hormuz have sent energy markets into a tailspin, raising the prospect of serious oil shortages. To combat this, the ...

A ground stop issued at several airports in the Washington, D.C., region on Friday has been lifted after a chemical odor disrupted air traffic control operations. "The ground stop is over and ...