The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

AutomationDirect's Practical Guide to Variable Frequency Drives (VFDs) is a practical resource for learning how to select and apply AC motor control solutions for industrial equipment. It covers core ...

Adjustable or variable frequency drives — AFDs or VFDs — use rectifiers to convert ac powerline electricity into direct current. Then inductor-capacitor filters smooth its waveforms and ...

Parker Hannifin has sponsored this post. Electric motors are the dominant form of motive power on Earth for a reason: they’re efficient, scalable and versatile. That versatility has driven the ...

A grouping of Mitsubishi Electric’s AC drives or variable frequency drives (VFDs). In the competitive landscape of machine design, engineers in food, pharmaceutical and manufacturing sectors face the ...

When it comes to making decisions among various automation technologies to perform a task, the answer is rarely clear cut. Ultimately, the decision is often tied to the specifics of the application ...

David Greenfield: Welcome to the Automation World Gets Your Questions Answered podcast, where we connect with industry experts to get the answers you need about industrial automation technologies. And ...

A typical low-voltage variable-frequency drive. Industrial facilities commonly use variable-frequency drives (VFDs) to control the speed at which alternating current motors operate. Let’s examine a ...

In this episode of “EC&M Tech Talk,” Randy Barnett, a journeyman electrician, electrical instructor, inspector, author, trainer, and electrical safety expert, first briefly discusses the background of ...

Designed for high-performance motor control, the Artery Technology AT32M412 microcontroller is based on an Arm® Cortex®-M4 ...

The Powermatic 2014B Lathe from Powermatic Tools, JPW Ind. has a heavy-duty, cast-iron construction across the bed, legs, headstock and tailstock, and an adjustable leg stand design that further ...