Motors

Latest Motors Articles

Using multiple pumps that run in sequence—also known as running a lead-lag system—is a common way to meet varying pump system demand.

The U.S. Department of Energy (DOE) is empowered by congress to review efficiency regulations for covered products every five years.

Electric motor systems with variable frequency drives (VFDs) are becoming more common in large industrial systems because VFDs provide higher system efficiency, greater operational flexibility, im

When thinking of a food manufacturing facility, many people may envision a lockdown area in which all personnel must wear full-body decontamination suits and where every internal surface of the fa

Because of advanced control capability and potential energy savings, the use of adjustable frequency drives (AFDs) for motor control is expanding rapidly throughout many industries and environment

In the industrial sector, cost is often the driving force when evaluating capital projects.

Intelligent motor control centers (MCCs) provide the data to support safe, reliable and more efficient operations, making information available for process monitoring, advanced diagnostics and pre

I hope that my last column (Pumps & Systems, September 2014) provided a clea

Many industries use variable frequency drives (VFDs) with induction motors.

Columns

For those of you old enough to remember Lawrence Welk, you’ll notice that the title of this brief column is the final quote from his show’s closing song. I am still a loyal fan of his reruns today.

Lev Nelik answers a reader's question on thermodynamic sub-processes that are highly time dependent

A reciprocating power pump, as depicted in Figure 1, is a displacement machine. It has characteristics that are different than a centrifugal pump.

Blogs

More than 6,500 kilometers separates Frankfurt, Germany, and Dubai, UAE. To the average traveler, this distance might sound intimidating.

Part one of two: This column discusses valves and fittings and evaluates how these devices affect the operation of piping systems.
Cahaba Media Group

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Upstream Pumping

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