Here are two simple 12V DC motor speed controllers that can be built for just a few dollars. Here are two simple 12V DC motor speed controllers that can be built for just a few dollars. They exploit ...

The Stumpex auger-type stump grinder now includes a 2-Speed hydraulic motor for faster stump removal, especially on soft woods. The grinder improves cut time by up to 50 percent, the company says, ...

PSC motors rely on the rotating magnetic field that is generated by the applied alternating voltage and corresponding alternating current to turn the rotor. The magnetic field rotates at 3,600 rpm (60 ...

Even though many EV aficionados are not really on-board with the idea of putting a gearbox in an electric car, it looks like manufacturers are still doing it. Right now only the Porsche Taycan and ...

Full-voltage, single-speed motor starters: Single-speed squirrel-cage motors have starters that fall into two categories: full-voltage or across-the-line starters; and reduced-voltage starters.

As part of its asset management strategy, Nucor Steel replaces two-speed motors with variable frequency drives to reduce energy and water use as well as maintenance costs. With all the focus on energy ...