“Variable speed compressors and drives act similarly to a car’s accelerator pedal, which enables the driver to control and match the speed of the car to their exact needs at any given moment or road ...

In an industry evolving alongside consumer concerns over rising energy costs, impact on the environment, and, of course, stricter regulations handed down by the government, new technologies are ...

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, ...

Drivers across parts of Texas are beginning to see electronic speed limit signs capable of changing in real time, marking a new phase in the state’s effort to reduce serious crashes during dangerous ...

Prior to the advent of the adjustable-speed drive (ASD), the polyphase induction motor operated as a constant-speed motor. Figure 1 shows the well-known torque and current curves versus speed for the ...

Update: This article was updated Dec. 9 with the latest information on when ramp metering will begin. Drivers will notice some changes that will affect how they merge onto I-465 on the city's ...

Adjustable speed drive allows easy adjustment of application rates — for example, for seed and fertilizer distribution. Accurate, repeatable speed settings; when used as a prime mover, drive acts as a ...

In order to clear up confusion over motors powered by adjustable speed drives, NEMA’s Industrial Automation Control Products and Systems section and Motor and Generator section recently developed the ...

Due to economic necessity, commercial ship operators have become increasingly focused on finding cost-optimized solutions to operate their vessels. In turn, power solutions providers like Rolls-Royce ...

The Ringcone (RXC) adjustable-speed mechanical drive is for specialized pumping applications, such as those involving progressive cavity pumps. The variable-speed drive uses a ring and cone power ...